Si7li/ltspice-spice-circuits-no-aug huggingface dataset:
* SPICE netlist
C1 N002 0 10
R1 N002 0 10
L1 N003 N001 1 Rser=150m
V1 N007 0 5
R2 N007 N006 1K
V2 N005 0 PWL(0u 0 +1n 0)
MQ1 N001 N004 N002 N002 Si4892DY
D1 N002 N001 Davalanche
V3 N003 0 PWL(0u 0 100m 0 +1u 20 150m 20 +10u 0 400m 0 +1u 5 800m 5 +1u 20)
XU1 N001 N004 N005 N002 N006 0 LTC4360-1 ;pnba In)Gate)_On)Out)_Pwrgd)Gnd
.tran 1000m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1552 544
WIRE 376 -256 296 -256
WIRE 504 -256 440 -256
WIRE 104 -176 -776 -176
WIRE 264 -176 184 -176
WIRE 296 -176 296 -256
WIRE 296 -176 264 -176
WIRE 360 -176 296 -176
WIRE 504 -176 504 -256
WIRE 504 -176 456 -176
WIRE 616 -176 504 -176
WIRE 680 -176 616 -176
WIRE 776 -176 680 -176
WIRE -776 -160 -776 -176
WIRE 680 -160 680 -176
WIRE 776 -160 776 -176
WIRE 440 -80 440 -128
WIRE -776 -64 -776 -80
WIRE 680 -64 680 -96
WIRE 776 -64 776 -80
WIRE 264 -32 264 -176
WIRE 296 -32 264 -32
WIRE 616 -32 616 -176
WIRE 616 -32 584 -32
WIRE 296 128 24 128
WIRE 632 128 584 128
WIRE 760 128 712 128
WIRE 24 144 24 128
WIRE 760 144 760 128
WIRE 24 240 24 224
WIRE 760 240 760 224
WIRE 440 272 440 256
FLAG 440 272 0
FLAG 24 240 0
FLAG 776 -64 0
FLAG 760 240 0
FLAG -776 -64 0
FLAG 680 -64 0
SYMBOL cap 664 -160 R0
SYMATTR InstName C1
SYMATTR Value 10
SYMBOL res 760 -176 R0
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL ind 88 -160 R270
SYMATTR InstName L1
SYMATTR Value 1
SYMATTR SpiceLine Rser=150m
SYMBOL voltage 760 128 R0
SYMATTR Value 5
SYMATTR InstName V1
SYMBOL res 728 112 R90
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL voltage 24 128 R0
SYMATTR Value PWL(0u 0 +1n 0)
SYMATTR InstName V2
SYMBOL nmos 360 -128 R270
SYMATTR InstName Q1
SYMATTR Value Si4892DY
SYMBOL diode 440 -272 R90
SYMATTR InstName D1
SYMATTR Value Davalanche
SYMBOL voltage -776 -176 R0
SYMATTR Value PWL(0u 0 100m 0 +1u 20 150m 20 +10u 0 400m 0 +1u 5 800m 5 +1u 20)
SYMATTR InstName V3
SYMBOL LTC4360-1 440 96 R0
SYMATTR InstName U1
* SPICE netlist
V1 +V 0 10
R1 OUT N001 732
R3 +V N003 10K
R4 N003 0 10K
C1 N003 0 .1
C2 OUT N002 47p
R5 N002 N001 732
C3 N001 IN 1000p
V2 IN 0 ac 1
XU1 N003 N002 OUT +V 0 LT6234 ;pnba IN+)IN-)OUT)VCC)VEE
.ac oct 100 100K 10Meg

* LTspice schematic (.asc)
Version 4
SHEET 1 560 368
WIRE -216 -168 -216 -184
WIRE -72 -136 -104 -136
WIRE 264 -136 8 -136
WIRE 40 -88 24 -88
WIRE 264 -88 264 -136
WIRE 264 -88 104 -88
WIRE -216 -72 -216 -88
WIRE 88 -8 72 -8
WIRE 200 -8 200 -24
WIRE 200 -8 168 -8
WIRE 200 24 200 -8
WIRE -200 40 -280 40
WIRE -104 40 -104 -136
WIRE -104 40 -136 40
WIRE -88 40 -104 40
WIRE 24 40 24 -88
WIRE 24 40 -8 40
WIRE 168 40 24 40
WIRE -280 56 -280 40
WIRE 264 56 264 -88
WIRE 264 56 232 56
WIRE 280 56 264 56
WIRE 72 72 72 -8
WIRE 72 72 -8 72
WIRE 168 72 72 72
WIRE -8 88 -8 72
WIRE 72 88 72 72
WIRE 200 104 200 88
WIRE -280 152 -280 136
WIRE -8 184 -8 152
WIRE 72 184 72 168
FLAG -216 -72 0
FLAG 200 -24 +V
FLAG -216 -184 +V
FLAG 72 184 0
FLAG -8 184 0
FLAG -280 152 0
FLAG 280 56 OUT
FLAG -280 40 IN
FLAG 200 104 0
SYMBOL voltage -216 -184 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL res 24 -152 R90
SYMATTR InstName R1
SYMATTR Value 732
SYMBOL res 184 -24 R90
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL res 56 72 R0
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap -24 88 R0
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL cap 104 -104 R90
SYMATTR InstName C2
SYMATTR Value 47p
SYMBOL res 8 24 R90
SYMATTR InstName R5
SYMATTR Value 732
SYMBOL cap -136 24 R90
SYMATTR InstName C3
SYMATTR Value 1000p
SYMBOL voltage -280 40 R0
SYMATTR InstName V2
SYMATTR Value ac 1
SYMBOL opamps\\LT6235 200 56 R0
SYMATTR InstName U1
* SPICE netlist
Rp pwr 0 1
Bp 0 pwr I=abs(I(V1)*V(VCC))
Cp pwr 0 {CVP}
V1 vcc 0 PULSE(0 3 0 1m 1m 1k 2k)
R1 vcc 0 R={R0*(1+K1*V(pwr))}
.param CVP=TAU/1
.param TAU=5 ; sec
.param R0=10 K1=0.5
.tran 20
.options plotwinsize=0

* LTspice schematic (.asc)
Version 4
SHEET 1 400 432
WIRE -200 -168 -200 -216
WIRE -200 -56 -200 -88
WIRE -200 104 -200 72
WIRE -200 216 -200 184
WIRE -8 -216 -200 -216
WIRE -8 72 -200 72
WIRE 88 -216 -8 -216
WIRE 88 -184 88 -216
WIRE 88 -56 88 -104
WIRE 200 -216 88 -216
WIRE 200 -168 200 -216
WIRE 200 -56 200 -104
WIRE 200 72 -8 72
WIRE 200 104 200 72
WIRE 200 216 200 184
FLAG 88 -56 0
FLAG -200 -56 0
FLAG 200 -56 0
FLAG 200 216 0
FLAG -200 216 0
FLAG -8 -216 pwr
FLAG -8 72 vcc
SYMBOL res 72 -200 R0
SYMATTR InstName Rp
SYMATTR Value 1
SYMBOL bi -200 -88 M180
SYMATTR InstName Bp
SYMATTR Value I=abs(I(V1)*V(VCC))
SYMBOL cap 184 -168 R0
SYMATTR InstName Cp
SYMATTR Value {CVP}
SYMBOL voltage -200 88 R0
SYMATTR InstName V1
SYMATTR Value PULSE(0 3 0 1m 1m 1k 2k)
SYMBOL res 184 88 R0
SYMATTR InstName R1
SYMATTR Value R={R0*(1+K1*V(pwr))}
* SPICE netlist
Vcc Vcc 0 3.3
RL OUT 0 10k
V1 IN 0 SINE(1.65 50m 100k)
C1 OUT 0 1p
XU1 IN Vcc 0 OUT MAX44281O ;pnba IN)VDD)GND)OUT
.tran 10u

* LTspice schematic (.asc)
Version 4
SHEET 1 368 320
WIRE -40 -160 -72 -160
WIRE 56 -160 40 -160
WIRE 56 -144 56 -160
WIRE -72 -112 -72 -160
WIRE -72 -80 -72 -112
WIRE -104 -48 -184 -48
WIRE 88 -48 -40 -48
WIRE 184 -48 88 -48
WIRE 88 -16 88 -48
WIRE -72 0 -72 -16
WIRE 184 0 184 -48
WIRE -184 64 -184 -48
WIRE 88 96 88 64
WIRE 184 96 184 64
WIRE -184 160 -184 144
FLAG 184 -48 OUT
FLAG -72 -112 Vcc
FLAG 56 -144 0
FLAG -184 160 0
FLAG -184 -48 IN
FLAG -72 0 0
FLAG 88 96 0
FLAG 184 96 0
SYMBOL voltage -56 -160 R270
SYMATTR InstName Vcc
SYMATTR Value 3.3
SYMBOL res 72 -32 R0
SYMATTR InstName RL
SYMATTR Value 10k
SYMBOL voltage -184 48 R0
SYMATTR Value SINE(1.65 50m 100k)
SYMATTR InstName V1
SYMBOL cap 168 0 R0
SYMATTR InstName C1
SYMATTR Value 1p
SYMBOL MAX44281O -72 -112 R0
SYMATTR InstName U1
* SPICE netlist
V1 V+ 0 15
V2 0 V- 15
XU2 N003 N002 V+ V- OUT UA741 ;pnba In+)In-)V+)V-)OUT
R1 N002 N001 999 tol=5
R2 OUT N002 20k tol=5
R3 0 N003 19.99k tol=5
R4 N003 N004 1k tol=5
V3 N001 N004 SINE(0 10m 1k)
VOffset N001 0 7.5
.include UA741.txt
.dc VOffset 0 10 0.001

* LTspice schematic (.asc)
Version 4.1
SHEET 1 512 416
WIRE -160 -208 -256 -208
WIRE -256 -192 -256 -208
WIRE -256 -176 -256 -192
WIRE -160 -64 -160 -128
WIRE -64 -64 -80 -64
WIRE 0 -64 -64 -64
WIRE 256 -48 256 -64
WIRE 256 -32 256 -48
WIRE -160 0 -160 -64
WIRE -64 32 -64 -64
WIRE -32 32 -64 32
WIRE 80 48 80 -64
WIRE 80 48 32 48
WIRE -32 64 -64 64
WIRE 256 64 256 48
WIRE 256 64 208 64
WIRE 208 80 208 64
WIRE 256 96 256 64
WIRE -160 144 -160 80
WIRE -64 144 -64 64
WIRE -64 144 -80 144
WIRE 0 144 -64 144
WIRE 80 192 80 144
WIRE 256 192 256 176
WIRE 256 208 256 192
FLAG 208 80 0
FLAG 256 -48 V+
FLAG 256 192 V-
FLAG 80 48 OUT
FLAG 0 16 V+
FLAG 0 80 V-
FLAG 80 192 0
FLAG -256 -192 0
SYMBOL voltage 256 -48 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 256 80 R0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL Opamps\\opamp2 0 -16 R0
SYMATTR InstName U2
SYMATTR Value UA741
SYMBOL res -64 -80 R90
SYMATTR InstName R1
SYMATTR Value 999
SYMATTR SpiceLine tol=5
SYMBOL res 96 -80 R90
SYMATTR InstName R2
SYMATTR Value 20k
SYMATTR SpiceLine tol=5
SYMBOL res 96 128 R90
SYMATTR InstName R3
SYMATTR Value 19.99k
SYMATTR SpiceLine tol=5
SYMBOL res -64 128 R90
SYMATTR InstName R4
SYMATTR Value 1k
SYMATTR SpiceLine tol=5
SYMBOL voltage -160 -16 R0
SYMATTR Value SINE(0 10m 1k)
SYMATTR InstName V3
SYMBOL voltage -160 -112 R180
SYMATTR InstName VOffset
SYMATTR Value 7.5
* SPICE netlist
V1 N001 0 PWL(0 0 1 10)
Rload OUT 0 100
C1 OUT 0 3.3
XU1 MP_01 MP_02 OUT MP_03 MP_04 MP_05 OUT MP_06 N001 0 MP_07 N001 LT3021-1.8 ;pnba ))OUT))))SENSE))_SHDN)GND))IN
.tran 1

* LTspice schematic (.asc)
Version 4
SHEET 1 736 200
WIRE -192 -88 -368 -88
WIRE -176 -88 -192 -88
WIRE 160 -88 112 -88
WIRE 272 -88 160 -88
WIRE 368 -88 272 -88
WIRE 272 -72 272 -88
WIRE 368 -72 368 -88
WIRE -368 -56 -368 -88
WIRE -192 8 -192 -88
WIRE -176 8 -192 8
WIRE 160 8 160 -88
WIRE 160 8 112 8
WIRE 272 24 272 -8
WIRE 368 24 368 8
WIRE -368 40 -368 24
WIRE -32 88 -32 72
FLAG -32 88 0
FLAG 272 24 0
FLAG 368 24 0
FLAG -368 40 0
FLAG 368 -88 OUT
SYMBOL voltage -368 -72 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1 10)
SYMBOL res 352 -88 R0
SYMATTR InstName Rload
SYMATTR Value 100
SYMBOL cap 256 -72 R0
SYMATTR InstName C1
SYMATTR Value 3.3
SYMBOL PowerProducts\\LT3021-1.8 -32 -56 R0
SYMATTR InstName U1
* SPICE netlist
V1 +V 0 10
V2 -V 0 -10
R1 N002 N001 1K
R2 N001 0 1K
V3 N003 0 SINE(0 1 1K)
XU1 N003 N001 N002 +V -V NC_01 LT6010 ;pnba IN+)IN-)OUT)VCC)VEE)SHDN
.tran 3m

* LTspice schematic (.asc)
Version 4
SHEET 1 624 304
WIRE -8 -136 -24 -136
WIRE 104 -136 72 -136
WIRE 200 -136 104 -136
WIRE 312 -136 280 -136
WIRE 168 -72 168 -88
WIRE -312 -24 -312 -40
WIRE -184 -24 -184 -40
WIRE 104 -24 104 -136
WIRE 136 -24 104 -24
WIRE 312 8 312 -136
WIRE 312 8 280 8
WIRE 136 40 -56 40
WIRE -56 56 -56 40
WIRE -312 72 -312 56
WIRE -184 72 -184 56
WIRE 168 104 168 88
WIRE -56 152 -56 136
FLAG -184 72 0
FLAG 168 -88 +V
FLAG -184 -40 +V
FLAG 168 104 -V
FLAG -312 72 0
FLAG -312 -40 -V
FLAG -24 -136 0
FLAG -56 152 0
SYMBOL voltage -184 -40 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage -312 -40 R0
SYMATTR InstName V2
SYMATTR Value -10
SYMBOL res 296 -152 R90
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL res 88 -152 R90
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL voltage -56 40 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 1K)
SYMBOL opamps\\LT6010 168 8 R0
SYMATTR InstName U1
* SPICE netlist
B1 0 o I=8*V(in[3])+4*V(in[2])+2*V(in[1])+V(in[0]) Rpar={ref/16}
.param ref=16

* LTspice schematic (.asc)
Version 4
SHEET 1 200 200
FLAG 0 -40 o
IOPIN 224 -48 Out
FLAG 0 40 0
SYMBOL bi 0 40 R180
SYMATTR InstName B1
SYMATTR Value I=8*V(in[3])+4*V(in[2])+2*V(in[1])+V(in[0])
SYMATTR Value2 Rpar={ref/16}
* SPICE netlist
M1 Qbar N001 Vp Vp CD4007-PMOS
M2 Qbar N001 0 0 CD4007-NMOS
M4 W2 W1 N001 Vp CD4007-PMOS
M3 N001 W1 Q 0 CD4007-NMOS
M5 Q Qbar Vp Vp CD4007-PMOS
M6 Q Qbar 0 0 CD4007-NMOS
V1 Vp 0 5
V2 W1 0 PULSE(-1 5 0 1p 1p 0.5m 1m)
V3 W2 0 5
+VTO = 1.77 Kp = 2.169e-4 GAMMA = 4.10
+PHI = 0.65 LAMBDA = 1.5e-2 CBD = 20e-12
+CBS = 0 IS = 1e-15 PB = 0.87
+CBS = 2e-14 CGDO = 88e-8 CGBO = 0
+CJ = 2e-10 MJ = 0.5 CJSW = 1e-9
+MJSW = 0.33 JS = 1e-8 TOX = 1.265e-10)
+VTO = -1.40 KP = 3.2e-5 GAMMA = 3.30
+PHI = 0.65 LAMBDA = 9e-2 CBD = 65e-12
+CBS = 2e-14 IS = 1e-15 PB = 0.87
+CGSO = 0 CGDO = 0 CGBO = 1e-5
+CJ = 2e-10 MJ = 0.5 CJSW = 1e-9
+MJSW = 0.33 JS = 1e-8 TOX = 6.89e-10)
.tran 10m

* LTspice schematic (.asc)
Version 4
SHEET 1 1696 736
WIRE -848 -336 -848 -368
WIRE -736 -336 -736 -368
WIRE -624 -336 -624 -368
WIRE 368 -320 96 -320
WIRE 368 -256 368 -320
WIRE 672 -256 608 -256
WIRE -848 -224 -848 -256
WIRE -736 -224 -736 -256
WIRE -624 -224 -624 -256
WIRE 96 -208 96 -320
WIRE 96 -208 16 -208
WIRE 288 -208 224 -208
WIRE 464 -208 384 -208
WIRE 560 -208 464 -208
WIRE 608 -208 608 -256
WIRE 720 -208 656 -208
WIRE 336 -192 336 -208
WIRE 384 -192 336 -192
WIRE 96 -128 96 -208
WIRE 640 -128 640 -160
WIRE 640 -128 96 -128
WIRE 464 -96 464 -208
WIRE 464 -96 224 -96
WIRE 384 -32 384 -192
WIRE 384 -32 336 -32
WIRE 592 -32 384 -32
WIRE 608 -32 592 -32
WIRE 336 -16 336 -32
WIRE 592 -16 592 -32
WIRE 608 -16 592 -16
WIRE 224 0 224 -96
WIRE 288 0 224 0
WIRE 544 0 496 0
WIRE 608 32 608 -16
WIRE 608 32 592 32
WIRE 336 128 336 80
WIRE 496 128 496 0
WIRE 496 128 336 128
WIRE 592 128 592 80
WIRE 720 128 720 -208
WIRE 720 128 592 128
WIRE 832 128 832 112
WIRE 832 128 720 128
WIRE 848 128 832 128
WIRE 336 192 336 128
WIRE 592 192 592 128
WIRE 608 240 592 240
WIRE 224 272 224 0
WIRE 288 272 224 272
WIRE 496 272 496 128
WIRE 544 272 496 272
WIRE 608 288 608 240
WIRE 608 288 592 288
WIRE 336 304 336 288
WIRE 592 304 592 288
WIRE 592 304 336 304
WIRE 672 304 672 -256
WIRE 672 304 592 304
WIRE 336 336 336 304
WIRE 496 368 496 272
WIRE 736 368 496 368
FLAG 336 336 0
FLAG 224 -208 W2
IOPIN 32 -80 In
FLAG 848 128 Q
IOPIN 656 256 In
FLAG 736 368 Qbar
IOPIN 544 496 In
FLAG 832 112 2+
IOPIN 640 240 In
FLAG -848 -224 0
FLAG -736 -224 0
FLAG -624 -224 0
FLAG -848 -368 Vp
IOPIN -1040 -240 In
FLAG -736 -368 W1
IOPIN -928 -240 In
FLAG -624 -368 W2
IOPIN -816 -240 In
FLAG 608 -32 Vp
IOPIN 416 96 In
FLAG 16 -208 W1
IOPIN -176 -80 In
SYMBOL pmos 288 80 M180
SYMATTR InstName M1
SYMATTR Value CD4007-PMOS
SYMBOL nmos 288 192 R0
SYMATTR InstName M2
SYMATTR Value CD4007-NMOS
SYMBOL pmos4 288 -256 M90
SYMATTR InstName M4
SYMATTR Value CD4007-PMOS
SYMBOL nmos4 560 -160 R270
SYMATTR InstName M3
SYMATTR Value CD4007-NMOS
SYMBOL pmos4 544 80 M180
SYMATTR InstName M5
SYMATTR Value CD4007-PMOS
SYMBOL nmos4 544 192 R0
SYMATTR InstName M6
SYMATTR Value CD4007-NMOS
SYMBOL voltage -848 -352 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -736 -352 R0
SYMATTR Value PULSE(-1 5 0 1p 1p 0.5m 1m)
SYMATTR InstName V2
SYMBOL voltage -624 -352 R0
SYMATTR InstName V3
SYMATTR Value 5
* SPICE netlist
Vi Vin 0 AC 1
C Vout Vin 3.3
R Vout 0 220 tol=1 pwr=0.1
;tran 100m
.ac dec 100 10 1000

* LTspice schematic (.asc)
Version 4
SHEET 1 272 200
WIRE -72 -80 -136 -80
WIRE -24 -80 -72 -80
WIRE 88 -80 40 -80
WIRE 136 -80 88 -80
WIRE -136 -16 -136 -80
WIRE 136 -16 136 -80
WIRE -136 80 -136 64
WIRE 136 80 136 64
WIRE 136 80 -136 80
WIRE -136 96 -136 80
FLAG -136 96 0
FLAG -72 -80 Vin
FLAG 88 -80 Vout
SYMBOL voltage -136 -32 R0
SYMATTR InstName Vi
SYMATTR Value ""
SYMATTR Value2 AC 1
SYMBOL cap 40 -96 R90
SYMATTR InstName C
SYMATTR Value 3.3u
SYMBOL res 120 -32 R0
SYMATTR InstName R
SYMATTR Value 220
SYMATTR SpiceLine tol=1 pwr=0.1
* SPICE netlist
V1 vIN 0 3.3
Rload vOUT 0 14
C1 vOUT 0 1 Rser=1m
XU1 vIN 0 vIN vOUT ADPL40502-2.8 ;pnba Vin)GND)EN)Vout
.tran 1m startup

* LTspice schematic (.asc)
Version 4.1
SHEET 1 528 288
WIRE -168 -144 -264 -144
WIRE -8 -144 -168 -144
WIRE -264 -128 -264 -144
WIRE -8 -128 -8 -144
WIRE -264 -32 -264 -48
WIRE -168 0 -168 -144
WIRE -136 0 -168 0
WIRE 168 0 120 0
WIRE 264 0 168 0
WIRE 168 16 168 0
WIRE 264 16 264 0
WIRE 168 112 168 80
WIRE 264 112 264 96
WIRE -8 144 -8 128
FLAG 264 0 vOUT
FLAG 264 112 0
FLAG -264 -32 0
FLAG -264 -144 vIN
FLAG -8 144 0
FLAG 168 112 0
SYMBOL VOLTAGE -264 -144 R0
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL res 248 0 R0
SYMATTR InstName Rload
SYMATTR Value 14
SYMBOL cap 152 16 R0
SYMATTR InstName C1
SYMATTR Value 1u
SYMATTR SpiceLine Rser=1m
SYMBOL ADPL40502-2.8 -8 0 R0
SYMATTR InstName U1
* SPICE netlist
V1 IN 0 5
C2 OUT 0 4.7
L1 N002 OUT 2.2
Rload OUT 0 10
V2 N003 0 PWL(0 0 100u .6)
XU1 N001 IN 0 N002 IN IN N003 OUT LTC3403 ;pnba GDR)Vin)GND)SW)Run)Mode)Ref)Vout
.tran 200u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 672 368
WIRE -240 -184 -336 -184
WIRE -80 -184 -240 -184
WIRE -336 -168 -336 -184
WIRE -80 -168 -80 -184
WIRE -240 -120 -240 -184
WIRE -224 -120 -240 -120
WIRE 96 -120 64 -120
WIRE -336 -72 -336 -88
WIRE -240 -24 -240 -120
WIRE -224 -24 -240 -24
WIRE 96 -24 64 -24
WIRE 208 -24 176 -24
WIRE 256 -24 208 -24
WIRE 336 -24 256 -24
WIRE 336 -8 336 -24
WIRE 256 8 256 -24
WIRE -224 72 -304 72
WIRE 208 72 208 -24
WIRE 208 72 64 72
WIRE -304 88 -304 72
WIRE 256 88 256 72
WIRE 336 88 336 72
WIRE -80 136 -80 120
WIRE -304 184 -304 168
FLAG -336 -72 0
FLAG -80 136 0
FLAG 256 88 0
FLAG 336 88 0
FLAG 336 -24 OUT
FLAG -304 184 0
FLAG -336 -184 IN
SYMBOL VOLTAGE -336 -184 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL polcap 240 8 R0
SYMATTR InstName C2
SYMATTR Value 4.7
SYMBOL ind 80 -8 R270
SYMATTR InstName L1
SYMATTR Value 2.2
SYMBOL res 320 -24 R0
SYMATTR InstName Rload
SYMATTR Value 10
SYMBOL voltage -304 72 R0
SYMATTR InstName V2
SYMATTR Value PWL(0 0 100u .6)
SYMBOL PowerProducts\\LTC3403 -80 -24 R0
SYMATTR InstName U1
* SPICE netlist
C1 N002 0 10 V=33 Irms=0 Rser=0.3 Lser=0 mfg="KEMET" pn="T495D106M035AS" type="Tantalum"
V1 N001 0 7
I1 N002 0 pulse(.1 .6 10u 1u 1u 50u 100u)
XU1 0 N002 N001 LT1117-5 ;pnba GND)OUT)IN
.tran 300u

* LTspice schematic (.asc)
Version 4
SHEET 1 576 200
WIRE -176 -64 -288 -64
WIRE 176 -64 80 -64
WIRE 288 -64 176 -64
WIRE -288 -48 -288 -64
WIRE 176 -48 176 -64
WIRE 288 -48 288 -64
WIRE -288 48 -288 32
WIRE 176 48 176 16
WIRE 288 48 288 32
WIRE -48 64 -48 32
FLAG -288 48 0
FLAG 176 48 0
FLAG 288 48 0
FLAG -48 64 0
SYMBOL polcap 160 -48 R0
SYMATTR Value 10
SYMATTR InstName C1
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=33 Irms=0 Rser=0.3 Lser=0 mfg="KEMET" pn="T495D106M035AS" type="Tantalum"
SYMBOL voltage -288 -64 R0
SYMATTR InstName V1
SYMATTR Value 7
SYMBOL current 288 -48 R0
SYMATTR InstName I1
SYMATTR Value pulse(.1 .6 10u 1u 1u 50u 100u)
SYMBOL PowerProducts\\LT1117-5 -48 -64 R0
SYMATTR InstName U1
* SPICE netlist
M1 N004 N003 0 0 NMOS
M2 N003 N003 0 0 NMOS
R1 N001 N003 100
R2 N002 N004 100
V1 N001 0 12V
V2 N002 0 12V
.tran 100m

* LTspice schematic (.asc)
Version 4
SHEET 1 608 400
WIRE -144 -200 -304 -200
WIRE 304 -200 128 -200
WIRE -304 -152 -304 -200
WIRE -144 -152 -144 -200
WIRE 128 -152 128 -200
WIRE 304 -152 304 -200
WIRE -144 -56 -144 -72
WIRE -48 -56 -144 -56
WIRE -144 -40 -144 -56
WIRE 128 -40 128 -72
WIRE -304 24 -304 -72
WIRE -48 40 -48 -56
WIRE -48 40 -96 40
WIRE 80 40 -48 40
WIRE 304 56 304 -72
WIRE -144 136 -144 56
WIRE 128 136 128 56
WIRE 128 136 -144 136
WIRE 128 200 128 136
FLAG 128 200 0
FLAG -304 24 0
FLAG 304 56 0
SYMBOL nmos 80 -40 R0
SYMATTR InstName M1
SYMBOL nmos -96 -40 M0
SYMATTR InstName M2
SYMBOL res -160 -168 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL res 112 -168 R0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL voltage -304 -168 R0
SYMATTR InstName V1
SYMATTR Value 12V
SYMBOL voltage 304 -168 R0
SYMATTR InstName V2
SYMATTR Value 12V
* SPICE netlist
M1 M1_drain N003 0 0 NM W=100u L=0.18u
M2 M2_drain Vdd M1_drain 0 NM W=100u L=0.18u
C1 N003 N002 1p
Cd Vdd M2_drain 2p
Ld Vdd M2_drain 2.2n
L1 N002 N003 3n
Lbias N002 N001 3n
Cin N002 N004 1p
Ca 0 Vdd 1
Cout RF_out M2_drain 5p
C3 M1_drain 0 0.1p
Vsupply Vdd 0 DC 3.3
Vin RF_in 0 SINE(1.8 10u 2.4G 1n) AC 1.8
VDC_bias N001 0 DC 1.1
Rs N004 RF_in 50
RL RF_out 0 50
;.tran 50n
;.ac lin 500 1G 5G
.noise V(RF_out) Vin lin 500 2.2G 2.6G

* LTspice schematic (.asc)
Version 4
SHEET 1 1424 752
WIRE -200 -376 -344 -376
WIRE -88 -376 -200 -376
WIRE 24 -376 -88 -376
WIRE 136 -376 24 -376
WIRE 248 -376 136 -376
WIRE -344 -328 -344 -376
WIRE -200 -312 -200 -376
WIRE 136 -312 136 -376
WIRE 248 -312 248 -376
WIRE -344 -216 -344 -264
WIRE 136 -184 136 -232
WIRE 248 -184 248 -248
WIRE 248 -184 136 -184
WIRE 424 -184 248 -184
WIRE 648 -184 488 -184
WIRE 712 -184 648 -184
WIRE -200 -168 -200 -232
WIRE -264 -152 -536 -152
WIRE 136 -136 136 -184
WIRE -536 -104 -536 -152
WIRE 648 -104 648 -184
WIRE 200 -88 136 -88
WIRE 24 -56 24 -376
WIRE 88 -56 24 -56
WIRE -264 -8 -264 -152
WIRE 136 -8 136 -40
WIRE 472 -8 136 -8
WIRE -536 24 -536 -24
WIRE 136 24 136 -8
WIRE 648 40 648 -24
WIRE -104 56 -184 56
WIRE 40 56 -40 56
WIRE 200 72 136 72
WIRE 472 72 472 -8
WIRE 40 104 40 56
WIRE 88 104 40 104
WIRE -600 120 -712 120
WIRE -424 120 -520 120
WIRE -264 120 -264 72
WIRE -264 120 -360 120
WIRE -184 120 -184 56
WIRE -184 120 -264 120
WIRE 136 136 136 120
WIRE 200 136 200 72
WIRE 200 136 136 136
WIRE -184 200 -184 120
WIRE -104 200 -184 200
WIRE 40 200 40 104
WIRE 40 200 -24 200
WIRE 136 216 136 136
WIRE 472 216 472 136
WIRE -712 232 -712 120
WIRE -712 376 -712 312
FLAG -344 -216 0
FLAG 136 216 0
FLAG 472 216 0
FLAG 200 -88 0
FLAG 712 -184 RF_out
FLAG -712 120 RF_in
FLAG -712 376 0
FLAG -200 -168 0
FLAG -88 -376 Vdd
FLAG 472 -8 M1_drain
FLAG 248 -184 M2_drain
FLAG -536 24 0
FLAG 648 40 0
SYMBOL nmos4 88 24 R0
SYMATTR Value2 W=100u L=0.18u
SYMATTR InstName M1
SYMATTR Value NM
SYMBOL nmos4 88 -136 R0
SYMATTR Value2 W=100u L=0.18u
SYMATTR InstName M2
SYMATTR Value NM
SYMBOL cap -40 40 R90
SYMATTR InstName C1
SYMATTR Value 1p
SYMBOL cap 232 -312 R0
SYMATTR InstName Cd
SYMATTR Value 2p
SYMBOL ind 152 -328 M0
SYMATTR InstName Ld
SYMATTR Value 2.2n
SYMBOL ind -120 184 M90
SYMATTR InstName L1
SYMATTR Value 3n
SYMBOL ind -248 88 R180
SYMATTR InstName Lbias
SYMATTR Value 3n
SYMBOL cap -360 104 R90
SYMATTR InstName Cin
SYMATTR Value 1p
SYMBOL cap -328 -264 R180
SYMATTR InstName Ca
SYMATTR Value 1µ
SYMBOL cap 488 -200 R90
SYMATTR InstName Cout
SYMATTR Value 5p
SYMBOL cap 456 72 R0
SYMATTR InstName C3
SYMATTR Value 0.1p
SYMBOL voltage -200 -328 R0
SYMATTR InstName Vsupply
SYMATTR Value DC 3.3
SYMBOL voltage -712 216 R0
SYMATTR Value2 AC 1.8
SYMATTR InstName Vin
SYMATTR Value SINE(1.8 10u 2.4G 1n)
SYMBOL voltage -536 -120 M0
SYMATTR InstName DC_bias
SYMATTR Value DC 1.1
SYMBOL res -504 104 R90
SYMATTR InstName Rs
SYMATTR Value 50
SYMBOL res 632 -120 R0
SYMATTR InstName RL
SYMATTR Value 50
* SPICE netlist
XU1 IN N004 0 N008 N007 N001 N001 N004 N006 0 OUT N005 N005 NC_01 N003 IN NC_02 NC_03 OUT NC_04 0 0 N002 NC_05 LTM4636 ;pnba Vin)COMPA)VoutS1-)VFB)TK/SS)HiZReg)IntVcc)COMPB)RunC)SGND)VOUT)SNSP2)SNSP1)PGood)PVCC)RunP)SW)PWM2)VoutS1+)Clkout)PGND)Mode/PLLIN)Freq)PhaseMD
V1 IN 0 12
C1 N007 0 100p
C2 OUT 0 470 x3 Rser=5m
C3 OUT 0 100 x4 Rser=1m
R3 OUT 0 25m
R4 N003 N006 15K
C4 N006 0 .1
R2 N008 0 7.5K
R1 N002 0 34.8K
.tran 1.2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1200 848
WIRE -264 -424 -600 -424
WIRE -136 -424 -264 -424
WIRE 120 -424 -8 -424
WIRE -600 -408 -600 -424
WIRE -264 -392 -264 -424
WIRE -136 -392 -136 -424
WIRE -8 -392 -8 -424
WIRE 120 -392 120 -424
WIRE -472 -328 -488 -328
WIRE -360 -328 -392 -328
WIRE -600 -312 -600 -328
WIRE -360 -232 -376 -232
WIRE 312 -136 216 -136
WIRE 424 -136 312 -136
WIRE 600 -136 424 -136
WIRE 312 -120 312 -136
WIRE 424 -120 424 -136
WIRE 600 -56 600 -136
WIRE 600 -56 552 -56
WIRE -360 -40 -552 -40
WIRE 248 -40 216 -40
WIRE 312 -40 312 -56
WIRE 424 -40 424 -56
WIRE 600 -24 600 -56
WIRE 264 -8 248 -40
WIRE 520 -8 552 -56
WIRE 520 -8 264 -8
WIRE 520 24 264 24
WIRE -360 56 -392 56
WIRE 248 56 264 24
WIRE 248 56 216 56
WIRE 552 72 520 24
WIRE 600 72 600 56
WIRE 600 72 552 72
WIRE 600 88 600 72
WIRE -552 136 -552 -40
WIRE -392 152 -392 56
WIRE -360 152 -392 152
WIRE 248 152 216 152
WIRE -552 248 -552 216
WIRE -360 248 -552 248
WIRE 248 248 248 152
WIRE 248 248 216 248
WIRE -552 264 -552 248
WIRE -552 344 -552 328
WIRE -440 344 -456 344
WIRE -360 344 -376 344
WIRE 248 344 216 344
WIRE 344 344 328 344
WIRE -136 424 -136 408
WIRE -8 424 -8 408
FLAG -600 -312 0
FLAG 344 344 0
FLAG -136 424 0
FLAG -8 424 0
FLAG -488 -328 0
FLAG -552 344 0
FLAG -456 344 0
FLAG 312 -40 0
FLAG 600 88 0
FLAG -376 -232 0
FLAG 600 -136 OUT
FLAG 424 -40 0
FLAG -600 -424 IN
SYMBOL PowerProducts\\LTM4636 -56 8 R0
SYMATTR InstName U1
SYMBOL voltage -600 -424 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap -376 328 R90
SYMATTR InstName C1
SYMATTR Value 100p
SYMBOL cap 296 -120 R0
SYMATTR Value 470
SYMATTR Value2 x3
SYMATTR InstName C2
SYMATTR SpiceLine Rser=5m
SYMBOL cap 408 -120 R0
SYMATTR Value 100
SYMATTR Value2 x4
SYMATTR InstName C3
SYMATTR SpiceLine Rser=1m
SYMBOL res 584 -40 R0
SYMATTR InstName R3
SYMATTR Value 25m
SYMBOL res -568 120 R0
SYMATTR InstName R4
SYMATTR Value 15K
SYMBOL cap -568 264 R0
SYMATTR InstName C4
SYMATTR Value .1
SYMBOL res 232 360 R270
SYMATTR InstName R2
SYMATTR Value 7.5K
SYMBOL res -376 -344 R90
SYMATTR InstName R1
SYMATTR Value 34.8K
* SPICE netlist
B1 O 0 V = abs(V(I))

* LTspice schematic (.asc)
Version 4
SHEET 1 208 200
WIRE 104 -56 40 -56
WIRE 40 -40 40 -56
WIRE -72 -24 -104 -24
WIRE 40 56 40 40
FLAG -104 -24 I
IOPIN 32 192 In
FLAG 40 56 0
FLAG 104 -56 O
IOPIN 240 160 Out
SYMBOL bv 40 -56 R0
SYMATTR InstName B1
SYMATTR Value V =  abs(V(I))
* SPICE netlist
V1 +V 0 15
V2 -V 0 -15
XU1 IN+ N006 N007 +V -V LT1678 ;pnba IN+)IN-)OUT)VCC)VEE
XU2 N005 N002 OUT +V -V LT1678 ;pnba IN+)IN-)OUT)VCC)VEE
XU3 N004 SHEILD SHEILD +V -V LT1678 ;pnba IN+)IN-)OUT)VCC)VEE
XU4 IN- N003 N001 +V -V LT1678 ;pnba IN+)IN-)OUT)VCC)VEE
R1 OUT N002 30K
R2 0 N005 30K
R3 N002 N001 1K
R4 N005 N007 1K
R5 N001 N003 3.4K
R6 N006 N007 3.4K
R7 N003 N004 100
R8 N004 N006 100
V3 IN- IN+ SINE(0 10m 1K)
V4 IN+ 0 SINE(0 1 100)
.tran 30m
.options gminsteps=0

* LTspice schematic (.asc)
Version 4
SHEET 1 928 592
WIRE -464 -280 -464 -296
WIRE -336 -280 -336 -296
WIRE -64 -232 -64 -248
WIRE -96 -216 -160 -216
WIRE 144 -200 -32 -200
WIRE 208 -200 144 -200
WIRE 304 -200 288 -200
WIRE 336 -200 304 -200
WIRE 432 -200 416 -200
WIRE -96 -184 -128 -184
WIRE 144 -184 144 -200
WIRE -464 -168 -464 -200
WIRE -336 -168 -336 -200
WIRE -64 -152 -64 -168
WIRE -128 -88 -128 -184
WIRE 144 -88 144 -104
WIRE 144 -88 -128 -88
WIRE 80 -72 -32 -72
WIRE 144 -72 144 -88
WIRE -208 -56 -464 -56
WIRE -160 -56 -160 -216
WIRE -160 -56 -208 -56
WIRE -464 -24 -464 -56
WIRE 368 -24 368 -40
WIRE 32 -8 32 -24
WIRE 304 -8 304 -200
WIRE 336 -8 304 -8
WIRE 80 8 80 -72
WIRE 80 8 64 8
WIRE 432 8 432 -200
WIRE 432 8 400 8
WIRE 464 8 432 8
WIRE -32 24 -32 -72
WIRE -32 24 -128 24
WIRE 0 24 -32 24
WIRE 144 24 144 8
WIRE 144 24 112 24
WIRE 336 24 304 24
WIRE 112 40 112 24
WIRE 112 40 64 40
WIRE 144 40 144 24
WIRE 368 56 368 40
WIRE 32 72 32 56
WIRE -464 88 -464 56
WIRE -208 88 -464 88
WIRE -160 88 -208 88
WIRE -464 104 -464 88
WIRE 144 136 144 120
WIRE 144 136 -128 136
WIRE 144 152 144 136
WIRE -464 216 -464 184
WIRE -64 216 -64 200
WIRE -128 232 -128 136
WIRE -96 232 -128 232
WIRE 144 248 144 232
WIRE 144 248 -32 248
WIRE 208 248 144 248
WIRE 304 248 304 24
WIRE 304 248 288 248
WIRE 320 248 304 248
WIRE 416 248 400 248
WIRE -160 264 -160 88
WIRE -96 264 -160 264
WIRE -64 296 -64 280
FLAG -336 -168 0
FLAG -64 200 +V
FLAG -336 -296 +V
FLAG -64 296 -V
FLAG -464 -168 0
FLAG -464 -296 -V
FLAG 368 -40 +V
FLAG 368 56 -V
FLAG 32 -24 +V
FLAG 32 72 -V
FLAG -64 -152 +V
FLAG -64 -248 -V
FLAG 416 248 0
FLAG -208 -56 IN-
FLAG -208 88 IN+
FLAG -464 216 0
FLAG 464 8 OUT
FLAG -128 24 SHEILD
SYMBOL voltage -336 -296 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -464 -296 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL opamps\\LT1678 -64 248 R0
SYMATTR InstName U1
SYMBOL opamps\\LT1678 368 8 R0
SYMATTR InstName U2
SYMBOL opamps\\LT1678 32 24 M0
SYMATTR InstName U3
SYMBOL opamps\\LT1678 -64 -200 M180
SYMATTR InstName U4
SYMBOL res 432 -216 R90
SYMATTR InstName R1
SYMATTR Value 30K
SYMBOL res 416 232 R90
SYMATTR InstName R2
SYMATTR Value 30K
SYMBOL res 304 -216 R90
SYMATTR InstName R3
SYMATTR Value 1K
SYMBOL res 304 232 R90
SYMATTR InstName R4
SYMATTR Value 1K
SYMBOL res 128 -200 R0
SYMATTR InstName R5
SYMATTR Value 3.4K
SYMBOL res 128 136 R0
SYMATTR InstName R6
SYMATTR Value 3.4K
SYMBOL res 128 -88 R0
SYMATTR InstName R7
SYMATTR Value 100
SYMBOL res 128 24 R0
SYMATTR InstName R8
SYMATTR Value 100
SYMBOL voltage -464 -40 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 10m 1K)
SYMBOL voltage -464 88 R0
SYMATTR InstName V4
SYMATTR Value SINE(0 1 100)
* SPICE netlist
L1 IN N001 6.8
R1 N003 N005 2Meg
R2 N005 0 100K
C1 N003 0 .47
C2 OUT 0 2.2
V1 IN 0 3.6
Rload OUT 0 312.5
R4 N002 IN 10K
C3 N004 0 .1
R5 N004 IN 100K
XU1 N003 OUT N007 N009 N006 N008 N005 IN N002 N004 IN N001 0 LT3473A ;pnba CAP)OUT)NB1)NE1)NB2)NE2)FB)CTRL)_Pgood)_SHDN)Vin)SW)GND
.tran 6m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 928 544
WIRE -368 -272 -464 -272
WIRE -48 -272 -368 -272
WIRE 160 -272 32 -272
WIRE -464 -256 -464 -272
WIRE -368 -192 -368 -272
WIRE -160 -192 -368 -192
WIRE 160 -192 160 -272
WIRE 160 -192 128 -192
WIRE -464 -160 -464 -176
WIRE -368 -112 -368 -192
WIRE -288 -112 -368 -112
WIRE -160 -112 -208 -112
WIRE 368 -112 128 -112
WIRE 464 -112 368 -112
WIRE 464 -96 464 -112
WIRE 368 -80 368 -112
WIRE -368 -32 -368 -112
WIRE -160 -32 -368 -32
WIRE 176 -32 128 -32
WIRE 288 -32 176 -32
WIRE 288 -16 288 -32
WIRE 368 0 368 -16
WIRE 464 0 464 -16
WIRE -368 48 -368 -32
WIRE -352 48 -368 48
WIRE -240 48 -272 48
WIRE -160 48 -240 48
WIRE 176 48 128 48
WIRE 176 64 176 48
WIRE 288 64 288 48
WIRE -160 128 -176 128
WIRE 144 128 128 128
WIRE 176 160 176 144
WIRE -160 208 -176 208
WIRE 144 208 128 208
WIRE -16 272 -16 256
FLAG -16 272 0
FLAG 176 160 0
FLAG 368 0 0
FLAG 288 64 0
FLAG -464 -160 0
FLAG 464 0 0
FLAG -240 112 0
FLAG -464 -272 IN
FLAG 464 -112 OUT
SYMBOL ind -64 -256 R270
SYMATTR InstName L1
SYMATTR Value 6.8
SYMBOL res 160 -48 R0
SYMATTR InstName R1
SYMATTR Value 2Meg
SYMBOL res 160 48 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL cap 272 -16 R0
SYMATTR InstName C1
SYMATTR Value .47
SYMBOL cap 352 -80 R0
SYMATTR InstName C2
SYMATTR Value 2.2
SYMBOL voltage -464 -272 R0
SYMATTR InstName V1
SYMATTR Value 3.6
SYMBOL res 448 -112 R0
SYMATTR InstName Rload
SYMATTR Value 312.5
SYMBOL res -192 -96 M270
SYMATTR InstName R4
SYMATTR Value 10K
SYMBOL cap -256 48 R0
SYMATTR InstName C3
SYMATTR Value .1
SYMBOL res -256 64 M270
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL PowerProducts\\LT3473A -16 0 R0
SYMATTR InstName U1
* SPICE netlist
V1 N003 0 PWL(0 0 1m 3.3)
V2 N002 0 PWL(0 0 1m 12)
R1 N010 N009 100K
V3 N010 0 5
R2 N002 N004 2.15Meg
R3 N004 0 100K
V4 N005 0 PWL(0 0 1m 2.5)
V5 N007 0 PWL(0 0 1m 1.8)
V6 N008 0 PWL(0 0 1m 1.5)
R4 N001 N006 124K
R5 N006 0 100K
V7 N001 0 PWL(0 0 1m 1.2)
XU1 0 N009 N008 N005 N003 N004 N007 N006 LTC2908-B1 ;pnba GND)_RST)V4)V2)V1)Vadj1)V3)Vadj2
.tran 300m

* LTspice schematic (.asc)
Version 4
SHEET 1 1440 496
WIRE 576 -248 -512 -248
WIRE -512 -232 -512 -248
WIRE 384 -184 -240 -184
WIRE -240 -168 -240 -184
WIRE 384 -152 384 -184
WIRE -512 -136 -512 -152
WIRE 576 -104 576 -248
WIRE -240 -72 -240 -88
WIRE 64 -40 -720 -40
WIRE 384 -40 384 -72
WIRE 384 -40 352 -40
WIRE 432 -40 384 -40
WIRE 528 -40 512 -40
WIRE -720 -24 -720 -40
WIRE 64 8 -448 8
WIRE 576 8 576 -24
WIRE 576 8 352 8
WIRE 624 8 576 8
WIRE 720 8 704 8
WIRE -448 24 -448 8
WIRE 64 56 -192 56
WIRE -720 72 -720 56
WIRE -192 72 -192 56
WIRE 64 104 48 104
WIRE 416 104 352 104
WIRE 576 104 496 104
WIRE -448 120 -448 104
WIRE 576 120 576 104
WIRE 48 152 48 104
WIRE 208 152 208 136
WIRE -192 168 -192 152
WIRE 576 216 576 200
WIRE 48 248 48 232
FLAG 208 152 0
FLAG -720 72 0
FLAG -240 -72 0
FLAG 576 216 0
FLAG 528 -40 0
FLAG -448 120 0
FLAG -192 168 0
FLAG 48 248 0
FLAG 720 8 0
FLAG -512 -136 0
SYMBOL voltage -720 -40 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1m 3.3)
SYMBOL voltage -240 -184 R0
SYMATTR Value PWL(0 0 1m 12)
SYMATTR InstName V2
SYMBOL res 512 88 R90
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL voltage 576 104 R0
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL res 368 -168 R0
SYMATTR InstName R2
SYMATTR Value 2.15Meg
SYMBOL res 416 -24 R270
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL voltage -448 8 R0
SYMATTR InstName V4
SYMATTR Value PWL(0 0 1m 2.5)
SYMBOL voltage -192 56 R0
SYMATTR InstName V5
SYMATTR Value PWL(0 0 1m 1.8)
SYMBOL voltage 48 136 R0
SYMATTR InstName V6
SYMATTR Value PWL(0 0 1m 1.5)
SYMBOL res 560 -120 R0
SYMATTR InstName R4
SYMATTR Value 124K
SYMBOL res 608 24 R270
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL voltage -512 -248 R0
SYMATTR Value PWL(0 0 1m 1.2)
SYMATTR InstName V7
SYMBOL LTC2908-B1 208 24 R0
SYMATTR InstName U1
* SPICE netlist
V1 NC_01 0 SINE(1.65 1.65 28Meg)
R1 N001 N005 22k
C1 N005 N004 22n
R2 N004 N003 330
R3 N005 0 10k
V2 N001 0 13.3
Q1 N002 N005 N006 0 2N3904
R4 N006 0 200
R5 N001 N002 220
V3 N003 0 PULSE(0 3.3 0 2n 2n {0.5/28Meg} {1/28Meg})
.tran 0 1u 0 100p

* LTspice schematic (.asc)
Version 4
SHEET 1 752 512
WIRE 376 -176 184 -176
WIRE 376 -144 376 -176
WIRE 184 -16 184 -176
WIRE 376 16 376 -64
WIRE -104 32 -376 32
WIRE -376 64 -376 32
WIRE -104 64 -104 32
WIRE 88 64 -24 64
WIRE 184 64 152 64
WIRE 312 64 184 64
WIRE 376 176 376 112
FLAG -200 144 0
FLAG 184 144 0
FLAG 184 -256 0
FLAG 376 256 0
FLAG -376 144 0
SYMBOL voltage -200 48 R0
SYMATTR InstName V1
SYMATTR Value SINE(1.65 1.65 28Meg)
SYMBOL res 168 -32 R0
SYMATTR InstName R1
SYMATTR Value 22k
SYMBOL cap 152 48 R90
SYMATTR InstName C1
SYMATTR Value 22n
SYMBOL res -8 48 R90
SYMATTR InstName R2
SYMATTR Value 330
SYMBOL res 168 48 R0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL voltage 184 -160 R180
SYMATTR InstName V2
SYMATTR Value 13.3
SYMBOL npn 312 16 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL res 360 160 R0
SYMATTR InstName R4
SYMATTR Value 200
SYMBOL res 360 -160 R0
SYMATTR InstName R5
SYMATTR Value 220
SYMBOL voltage -376 48 R0
SYMATTR InstName V3
SYMATTR Value PULSE(0 3.3 0 2n 2n {0.5/28Meg} {1/28Meg})
* SPICE netlist
XU1 MP_01 MP_02 MP_03 IN MP_04 0 OUT NC_05 IN IN MP_06 IN MP_07 MP_08 MP_09 MP_10 OUT LTC4376 ;pnba )))IN))VSS)OUTK)GATE)CS)INK))_SHDN)))))OUT
V1 IN 0 12
C1 OUT 0 47n
R1 OUT 0 1.69
.tran 0 10m 0 1u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 832 272
WIRE -400 -136 -416 -136
WIRE -304 -136 -400 -136
WIRE -240 -136 -304 -136
WIRE 272 -136 240 -136
WIRE 320 -136 272 -136
WIRE 384 -136 320 -136
WIRE 416 -136 384 -136
WIRE -416 -104 -416 -136
WIRE 416 -104 416 -136
WIRE -304 -88 -304 -136
WIRE -240 -88 -304 -88
WIRE 320 -88 320 -136
WIRE 272 -40 272 -136
WIRE 272 -40 240 -40
WIRE -304 8 -304 -88
WIRE -240 8 -304 8
WIRE -416 24 -416 -24
WIRE 320 24 320 -24
WIRE 416 24 416 -24
WIRE -304 56 -304 8
WIRE -240 56 -304 56
WIRE 0 136 0 88
FLAG 0 136 0
FLAG -416 24 0
FLAG 416 24 0
FLAG 320 24 0
FLAG -400 -136 IN
FLAG 384 -136 OUT
SYMBOL LTC4376 0 -40 R0
SYMATTR InstName U1
SYMBOL voltage -416 -120 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 304 -88 R0
SYMATTR InstName C1
SYMATTR Value 47n
SYMBOL res 400 -120 R0
SYMATTR InstName R1
SYMATTR Value 1.69
* SPICE netlist
M1 N001 VG 0 0 nch l='Ltab' w='Wtab'
Vgs VG 0 0.5
VDS N001 0 1.8
.PARAM Ltab = table(n, 1,0.18u, 2,0.5u, 3,0.5u, 4,1u, 5,1u, 6,2u, 7,5u, 8,10u, 9,10u)
.PARAM Wtab = table(n, 1,0.22u, 2,1u, 3,2u, 4,2u, 5,5u, 6,5u, 7,10u, 8,10u, 9,40u)
.STEP param n 1 9 1
.MEAS DC VTH FIND V(VG) WHEN Id(m1)=1e-7*{Wtab/Ltab}
.dc VGS 0 1 1m

* LTspice schematic (.asc)
Version 4.1
SHEET 1 512 208
WIRE 160 -104 -256 -104
WIRE 160 -24 160 -104
WIRE 64 -8 -64 -8
WIRE -256 24 -256 -104
WIRE -64 24 -64 -8
WIRE 256 24 160 24
WIRE 64 56 64 -8
WIRE 112 56 64 56
WIRE 160 88 160 72
WIRE 256 88 256 24
WIRE 256 88 160 88
WIRE 160 104 160 88
FLAG 160 104 0
FLAG -256 104 0
FLAG -64 104 0
FLAG 64 -8 VG
SYMBOL nmos4 112 -24 R0
SYMATTR Value2 l='Ltab' w='Wtab'
SYMATTR InstName M1
SYMATTR Value nch
SYMBOL voltage -64 8 R0
SYMATTR InstName Vgs
SYMATTR Value 0.5
SYMBOL voltage -256 8 R0
SYMATTR InstName VDS
SYMATTR Value 1.8
* SPICE netlist
VIN N003 0 PULSE(3.0001 2.9999 0 100n 100n 0.2ms 0.4ms 7)
V2 VCC 0 15
V3 0 VEE 15
R4 N001 N003 10k
R2 N002 N001 200k
D1 N002 N001 D
D2 N001 N002 D
VIN1 N004 0 3V
R1 P3V3 OUT 3.3k
V1 P3V3 0 3.3
XU2 N004 N001 VCC VEE N002 OP27 ;pnba In+)In-)V+)V-)OUT
XU1 0 N004 N002 VEE NC_01 NC_02 OUT VCC LT1011 ;pnba GND)In+)In-)V-)BAL)STROBE)OUT)V+
;dc V1 0 10 0.01
.tran 3ms

* LTspice schematic (.asc)
Version 4
SHEET 1 560 736
WIRE -24 -368 -72 -368
WIRE -72 -304 -72 -368
WIRE -24 -304 -72 -304
WIRE 40 -304 40 -368
WIRE -72 -224 -72 -304
WIRE 40 -224 40 -304
WIRE 40 -224 8 -224
WIRE -152 -128 -280 -128
WIRE -72 -128 -72 -224
WIRE -40 -128 -72 -128
WIRE 40 -112 40 -224
WIRE 40 -112 24 -112
WIRE 152 -112 40 -112
WIRE -40 -96 -72 -96
WIRE 280 -96 232 -96
WIRE 152 -80 120 -80
WIRE -72 -32 -72 -96
WIRE -72 -32 -184 -32
WIRE 120 -32 120 -80
WIRE 120 -32 -72 -32
WIRE -24 272 -104 272
WIRE -104 288 -104 272
WIRE -24 288 -24 272
FLAG -280 -48 0
FLAG -24 288 0
FLAG -104 192 VCC
FLAG -104 368 VEE
FLAG -8 -144 VCC
FLAG -8 -80 VEE
FLAG -184 48 0
FLAG 184 -144 VCC
FLAG 184 -48 VEE
FLAG 168 -48 0
FLAG 88 208 P3V3
FLAG 88 288 0
FLAG 280 -176 P3V3
FLAG 280 -96 OUT
SYMBOL voltage -280 -144 R0
SYMATTR Value PULSE(3.0001 2.9999 0 100n 100n 0.2ms 0.4ms 7)
SYMATTR InstName VIN
SYMBOL voltage -104 176 R0
SYMATTR Value 15
SYMATTR InstName V2
SYMBOL voltage -104 272 R0
SYMATTR InstName V3
SYMATTR Value 15
SYMBOL res -56 -144 R90
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res 24 -240 R90
SYMATTR InstName R2
SYMATTR Value 200k
SYMBOL diode 40 -320 R90
SYMATTR InstName D1
SYMBOL diode -24 -352 R270
SYMATTR InstName D2
SYMBOL voltage -184 -48 R0
SYMATTR Value 3V
SYMATTR InstName VIN1
SYMBOL res 264 -192 R0
SYMATTR InstName R1
SYMATTR Value 3.3k
SYMBOL voltage 88 192 R0
SYMATTR Value 3.3
SYMATTR InstName V1
SYMBOL OpAmps\\OP27 -8 -176 R0
SYMATTR InstName U2
SYMBOL Comparators\\LT1011 184 -96 R0
SYMATTR InstName U1
* SPICE netlist
R1 N002 0 10k
V1 N003 0 SINE(0 0.2 10KHz)
V2 VCC 0 5v
XU1 0 N001 VCC VSS N002 OP727 ;pnba In+)In-)V+)V-)OUT
R2 N001 N003 1k
R3 N002 N001 10k
V3 0 VSS 5v
.tran 1ms

* LTspice schematic (.asc)
Version 4
SHEET 1 576 352
WIRE 192 -80 48 -80
WIRE 288 -80 272 -80
WIRE 160 -32 160 -128
WIRE -80 -16 -192 -16
WIRE 48 -16 48 -80
WIRE 48 -16 0 -16
WIRE 128 -16 48 -16
WIRE 288 0 288 -80
WIRE 288 0 192 0
WIRE 128 16 64 16
WIRE 288 32 288 0
WIRE 64 64 64 16
WIRE -192 144 -192 64
WIRE 160 144 160 32
WIRE 288 176 288 112
FLAG 288 176 0
FLAG -192 144 0
FLAG 160 -128 VCC
FLAG -192 -160 VCC
FLAG -192 -80 0
FLAG 64 64 0
FLAG 160 144 VSS
FLAG -288 -160 0
FLAG -288 -80 VSS
SYMBOL res 272 16 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL voltage -192 -32 R0
SYMATTR InstName V1
SYMATTR Value SINE(0 0.2 10KHz)
SYMBOL voltage -192 -176 R0
SYMATTR InstName V2
SYMATTR Value 5v
SYMBOL OP727 160 -64 R0
SYMATTR InstName U1
SYMBOL Res 16 -32 R90
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL Res 288 -96 R90
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL voltage -288 -176 R0
SYMATTR InstName V3
SYMATTR Value 5v
* SPICE netlist
L1 N003 N004 8
L2 N003 N002 6
L3 N003 N001 4
C1 N002 N001 2m
R1 N002 N004 100
V1 N001 N004 SINE(0 70.7 1.59 0 0 0)
K1 L1 L2 3
K2 L1 L3 1
K3 L2 L3 2
.tran 0.1666 0.0833

* LTspice schematic (.asc)
Version 4.1
SHEET 1 416 320
WIRE -32 -144 -208 -144
WIRE 208 -144 32 -144
WIRE -208 0 -208 -144
WIRE -176 0 -208 0
WIRE 0 0 -96 0
WIRE 96 0 0 0
WIRE 208 0 208 -144
WIRE 208 0 176 0
WIRE -208 48 -208 0
WIRE 0 48 0 0
WIRE 208 48 208 0
WIRE -208 160 -208 128
WIRE 0 160 0 128
WIRE 0 160 -208 160
WIRE 208 160 208 128
WIRE 208 160 0 160
SYMBOL ind -16 32 R0
SYMATTR InstName L1
SYMATTR Value 8
SYMATTR Type ind
SYMBOL ind 80 16 R270
SYMATTR InstName L2
SYMATTR Value 6
SYMATTR Type ind
SYMBOL ind -80 -16 R90
SYMATTR InstName L3
SYMATTR Value 4
SYMATTR Type ind
SYMBOL cap 32 -160 R90
SYMATTR InstName C1
SYMATTR Value 2m
SYMBOL res 192 32 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL voltage -208 32 R0
SYMATTR InstName V1
SYMATTR Value SINE(0 70.7 1.59 0 0 0)
* SPICE netlist
R1 1 2 {Ra}
R2 2 3 {Rb}
.param Ra=R*(1- Val/100.001)
.param Rb=R*(Val/100)

* LTspice schematic (.asc)
Version 4
SHEET 1 200 240
WIRE -32 -88 -32 -120
WIRE 48 -8 -32 -8
WIRE -32 120 -32 72
FLAG -32 -120 1
FLAG 48 -8 2
FLAG -32 120 3
SYMBOL res -48 -104 R0
SYMATTR InstName R1
SYMATTR Value {Ra}
SYMBOL res -48 -24 R0
SYMATTR InstName R2
SYMATTR Value {Rb}
* SPICE netlist
L1 N003 OUT 330n Rser=2m
R1 OUT N004 47.5K
V1 IN 0 4
R2 N004 0 18.2K
C1 OUT 0 10 m=2 Rser=10m
R3 OUT N002 500K
C3 OUT N004 10p
Rload OUT 0 0.9
C2 N001 0 1
XU1 IN N001 N003 N004 0 0 N001 N002 N001 LTC3302C-05 ;pnba VIN)EN)SW)FB)AGND)PGND)AVIN)PGOOD)MODE/SYNC
.tran 1.5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 960 448
WIRE -448 -224 -480 -224
WIRE -128 -224 -448 -224
WIRE -480 -208 -480 -224
WIRE -128 -176 -128 -224
WIRE -480 -112 -480 -128
WIRE -352 -112 -416 -112
WIRE -288 -112 -352 -112
WIRE 64 -112 32 -112
WIRE 176 -112 144 -112
WIRE -416 -96 -416 -112
WIRE -416 -16 -416 -32
WIRE -352 0 -352 -112
WIRE -288 0 -352 0
WIRE 64 0 32 0
WIRE 176 0 176 -112
WIRE 176 0 144 0
WIRE 288 0 176 0
WIRE 384 0 288 0
WIRE 432 0 384 0
WIRE 480 0 432 0
WIRE 176 16 176 0
WIRE 288 16 288 0
WIRE 384 16 384 0
WIRE 480 16 480 0
WIRE -352 112 -352 0
WIRE -288 112 -352 112
WIRE 176 112 176 96
WIRE 176 112 32 112
WIRE 288 112 288 80
WIRE 288 112 176 112
WIRE 384 112 384 80
WIRE 480 112 480 96
WIRE 176 128 176 112
WIRE -192 208 -192 192
WIRE -64 208 -64 192
WIRE 176 224 176 208
FLAG -64 208 0
FLAG -192 208 0
FLAG -480 -112 0
FLAG 480 112 0
FLAG 176 224 0
FLAG 384 112 0
FLAG -448 -224 IN
FLAG 432 0 OUT
FLAG -416 -16 0
SYMBOL ind 48 16 R270
SYMATTR InstName L1
SYMATTR Value 330n
SYMATTR SpiceLine Rser=2m
SYMBOL RES 160 0 R0
SYMATTR InstName R1
SYMATTR Value 47.5K
SYMBOL VOLTAGE -480 -224 R0
SYMATTR InstName V1
SYMATTR Value 4
SYMBOL res 160 112 R0
SYMATTR InstName R2
SYMATTR Value 18.2K
SYMBOL cap 368 16 R0
SYMATTR Value2 m=2
SYMATTR InstName C1
SYMATTR Value 10
SYMATTR SpiceLine Rser=10m
SYMBOL res 160 -128 R90
SYMATTR InstName R3
SYMATTR Value 500K
SYMBOL cap 272 16 R0
SYMATTR InstName C3
SYMATTR Value 10p
SYMBOL res 464 0 R0
SYMATTR InstName Rload
SYMATTR Value 0.9
SYMBOL cap -432 -96 R0
SYMATTR InstName C2
SYMATTR Value 1
SYMBOL LTC3302C-05 -128 -16 R0
SYMATTR InstName U1
* SPICE netlist
Ri N001 0 10k
XA01 N003 N001 v+ v- N002 LM324 ;pnba In+)In-)V+)V-)OUT
Rf Vout N001 90k
V1 N003 0 SINE(0 25m 1k)
XA02 N002 N004 v+ v- Vout LM6181/NS ;pnba In+)In-)V+)V-)OUT
R1 N004 0 45
R2 Vout N004 850
V2 v+ 0 10
V3 0 v- 10
.include LM324.txt
.tran 0.01

* LTspice schematic (.asc)
Version 4
SHEET 1 1200 464
WIRE 216 -184 168 -184
WIRE 520 -184 296 -184
WIRE -456 -168 -456 -232
WIRE 24 -88 -40 -88
WIRE 168 -88 168 -184
WIRE 168 -88 104 -88
WIRE 264 -72 264 -104
WIRE 168 -56 168 -88
WIRE 232 -56 168 -56
WIRE 424 -56 424 -136
WIRE -456 -40 -456 -88
WIRE -456 -40 -600 -40
WIRE 392 -40 296 -40
WIRE -600 -24 -600 -40
WIRE 232 -24 168 -24
WIRE 520 -24 520 -184
WIRE 520 -24 456 -24
WIRE 536 -24 520 -24
WIRE 600 -24 536 -24
WIRE 392 -8 376 -8
WIRE -456 40 -456 -40
WIRE 264 40 264 -8
WIRE -40 72 -40 -88
WIRE 424 72 424 8
WIRE 424 72 408 72
WIRE 168 88 168 -24
WIRE 376 88 376 -8
WIRE 440 88 376 88
WIRE 536 88 536 -24
WIRE 536 88 520 88
WIRE 376 104 376 88
WIRE -456 200 -456 120
WIRE -456 200 -472 200
WIRE 168 200 168 168
WIRE 376 232 376 184
FLAG 600 -24 Vout
IOPIN 576 208 Out
FLAG -40 72 0
FLAG 168 200 0
FLAG 376 232 0
FLAG -600 -24 0
FLAG -456 -232 v+
FLAG 264 -104 v+
FLAG 424 -136 v-
FLAG 408 72 v+
FLAG 264 40 v-
FLAG -472 200 v-
SYMBOL res 120 -104 R90
SYMATTR InstName Ri
SYMATTR Value 10k
SYMBOL OpAmps\\opamp2 264 -104 R0
SYMATTR InstName A01
SYMATTR Value LM324
SYMBOL res 312 -200 R90
SYMATTR InstName Rf
SYMATTR Value 90k
SYMBOL voltage 168 72 R0
SYMATTR InstName V1
SYMATTR Value SINE(0 25m 1k)
SYMBOL OpAmps\\opamp2 424 40 M180
SYMATTR InstName A02
SYMATTR Value LM6181/NS
SYMBOL res 360 88 R0
SYMATTR Value 45
SYMATTR InstName R1
SYMBOL res 536 72 R90
SYMATTR InstName R2
SYMATTR Value 850
SYMBOL voltage -456 -184 R0
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL voltage -456 24 R0
SYMATTR InstName V3
SYMATTR Value 10
* SPICE netlist
XD1 d 0 pin ;pnba +)-
I1 0 d 1m AC 1
.subckt pin 10 20 params: is=1e-10,
+ n=1, ikf=3, phi=.7, ie=6,
+ rmin=1.8m, rmax=800k, cj=0.1pf,
+ tau=.116u, w=10u
.param to={w*w/.001935/4}
.param va={w*w/tau/0.075}
.param af={to/tau}
cjunc 10 20 {cj}
rmax 10 12 {rmax}
rmin 10 11 {rmin}
grmod 11 12 value={2*(v(11,12)*v(2,3)/va)}
gpin 12 20 value={i(v2)}
rpin 10 20 1e12
ej 30 0 value={v(12,20)}
v1 30 31 0
dpi 31 32 dj1
din 32 0 dj2
e0 1 0 value={i(v1)}
v2 1 2 0
rp1 2 3 1
cp1 2 3 {tau}
rs1 3 0 {af/3}
rp2 3 4 5
cp2 3 4 {tau/5}
rs3 4 0 {af/7}
rp4 4 5 9
cp4 4 5 {tau/9}
rs5 5 0 {af/11}
rp6 5 6 13
cp6 5 6 {tau/13}
rs6 6 0 {af/15}
rp7 6 7 17
cp7 6 7 {tau/17}
rs7 7 0 {af/19}
.ac dec 100 100K 10G

* LTspice schematic (.asc)
Version 4
SHEET 1 200 200
WIRE 24 -80 -72 -80
WIRE 72 -80 24 -80
WIRE -72 -48 -72 -80
WIRE 72 -32 72 -80
WIRE -72 80 -72 32
WIRE 72 80 72 32
FLAG -72 80 0
FLAG 72 80 0
FLAG 24 -80 d
SYMBOL diode 56 -32 R0
SYMATTR InstName D1
SYMATTR Value pin
SYMATTR Prefix X
SYMBOL current -72 32 M180
SYMATTR InstName I1
SYMATTR Value 1m
SYMATTR Value2 AC 1
* SPICE netlist
R2 Vbatt VADC 20K
R3 VADC 0 5K1
V1 Vbatt 0 PULSE(0 20 0 100ms 0 0 1)
C1 VADC 0 1nF
V2 N001 0 3.3 Rser=1
D2 VADC N001 RB541VM-40
.tran 0.1

* LTspice schematic (.asc)
Version 4
SHEET 1 592 384
WIRE -88 -192 -296 -192
WIRE 104 -192 -88 -192
WIRE -296 -160 -296 -192
WIRE -88 -112 -88 -192
WIRE 104 -80 40 -80
WIRE 296 -80 168 -80
WIRE 296 -48 296 -80
WIRE -296 -32 -296 -80
WIRE -88 16 -88 -32
WIRE 40 16 40 -80
WIRE 40 16 -88 16
WIRE 120 16 40 16
WIRE 296 48 296 32
WIRE -88 80 -88 16
WIRE 40 80 40 16
WIRE -88 192 -88 160
WIRE 40 192 40 144
FLAG -88 192 0
FLAG -296 -32 0
FLAG 40 192 0
FLAG 120 16 VADC
FLAG 104 -192 Vbatt
FLAG 296 48 0
SYMBOL res -104 -128 R0
SYMATTR InstName R2
SYMATTR Value 20K
SYMBOL res -104 64 R0
SYMATTR InstName R3
SYMATTR Value 5K1
SYMBOL voltage -296 -176 R0
SYMATTR InstName V1
SYMATTR Value PULSE(0 20 0 100ms 0 0 1)
SYMBOL cap 24 80 R0
SYMATTR InstName C1
SYMATTR Value 1nF
SYMBOL voltage 296 -64 R0
SYMATTR InstName V2
SYMATTR Value 3.3
SYMATTR SpiceLine Rser=1
SYMBOL schottky 104 -64 R270
SYMATTR InstName D2
SYMATTR Value RB541VM-40
SYMATTR Description Diode
SYMATTR Type diode
* SPICE netlist
V1 +V 0 2.7
V2 -V 0 0
V3 N001 N007 SINE(0 0.5 10K)
R1 N002 N001 30K
R2 N003 N002 30K
R3 N006 N007 30K
R4 N005 N006 30K
C1 N003 0 10p
C2 N005 0 10p
XU1 N002 N004 +V N003 N005 -V N004 N006 LTC1992 ;pnba IN-)VOCM)V+)OUT+)OUT-)V-)VMID)IN+
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 768 304
WIRE -96 -136 -160 -136
WIRE 80 -136 -16 -136
WIRE 208 -136 80 -136
WIRE 320 -136 288 -136
WIRE 384 -104 384 -120
WIRE 128 -72 128 -88
WIRE -384 -40 -384 -56
WIRE -272 -40 -272 -56
WIRE -160 -40 -160 -136
WIRE 80 -40 80 -136
WIRE 96 -40 80 -40
WIRE 320 -24 320 -136
WIRE 320 -24 256 -24
WIRE 384 -24 384 -40
WIRE 384 -24 320 -24
WIRE 96 -8 80 -8
WIRE 80 24 80 -8
WIRE 96 24 80 24
WIRE 320 40 256 40
WIRE 384 40 320 40
WIRE -384 56 -384 40
WIRE -272 56 -272 40
WIRE 96 56 80 56
WIRE 384 56 384 40
WIRE 128 104 128 88
WIRE 384 136 384 120
WIRE -160 152 -160 40
WIRE -96 152 -160 152
WIRE 80 152 80 56
WIRE 80 152 -16 152
WIRE 192 152 80 152
WIRE 320 152 320 40
WIRE 320 152 272 152
FLAG -384 56 0
FLAG -272 56 0
FLAG -384 -56 +V
FLAG -272 -56 -V
FLAG 384 -120 0
FLAG 384 136 0
FLAG 128 -88 +V
FLAG 128 104 -V
SYMBOL voltage -384 -56 R0
SYMATTR InstName V1
SYMATTR Value 2.7
SYMBOL voltage -272 -56 R0
SYMATTR InstName V2
SYMATTR Value 0
SYMBOL voltage -160 -56 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 0.5 10K)
SYMBOL res 0 -152 R90
SYMATTR InstName R1
SYMATTR Value 30K
SYMBOL res 304 -152 R90
SYMATTR InstName R2
SYMATTR Value 30K
SYMBOL res 0 136 R90
SYMATTR InstName R3
SYMATTR Value 30K
SYMBOL res 288 136 R90
SYMATTR InstName R4
SYMATTR Value 30K
SYMBOL cap 368 -40 M180
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL cap 368 56 R0
SYMATTR InstName C2
SYMATTR Value 10p
SYMBOL LTC1992 160 8 R0
SYMATTR InstName U1
* SPICE netlist
R1 N002 N006 16.5k
R2 N010 N002 866
R3 N007 N003 82.5k
R4 N009 N003 18.2k
R5 N010 N009 301
R6 N004 N003 24.9k
R7 N010 N004 1.05k
R8 N008 N005 100k
R9 N011 N005 11k
R10 N010 N011 191
C1 N003 N002 180p
C2 N007 N002 180p
C3 N005 N004 160p
C4 N008 N004 160p
V1 N006 0 SINE(0 3.3 0 0 0 5u 10u) AC 1
V2 N010 0 1.2
V3 N001 0 3.3
R11 N010 N005 1000k
XU1 NC_01 NC_02 N001 NC_03 NC_04 AD8618 ;pnba In+)In-)V+)V-)OUT
XU2 NC_05 NC_06 N001 NC_07 NC_08 AD8618 ;pnba In+)In-)V+)V-)OUT
.ac dec 1000 10k 1000k

* LTspice schematic (.asc)
Version 4
SHEET 1 1920 560
WIRE -400 -280 -880 -280
WIRE 224 -280 -400 -280
WIRE -640 -200 -672 -200
WIRE -496 -200 -576 -200
WIRE -272 -200 -496 -200
WIRE -496 -184 -496 -200
WIRE -16 -184 -64 -184
WIRE 128 -184 48 -184
WIRE 368 -184 128 -184
WIRE 128 -168 128 -184
WIRE -400 -104 -400 -280
WIRE -800 -88 -928 -88
WIRE -672 -88 -672 -200
WIRE -672 -88 -720 -88
WIRE -640 -88 -672 -88
WIRE -496 -88 -496 -104
WIRE -496 -88 -576 -88
WIRE -432 -88 -496 -88
WIRE 224 -88 224 -280
WIRE -272 -72 -272 -200
WIRE -272 -72 -368 -72
WIRE -192 -72 -272 -72
WIRE -64 -72 -64 -184
WIRE -64 -72 -112 -72
WIRE -16 -72 -64 -72
WIRE 128 -72 128 -88
WIRE 128 -72 48 -72
WIRE 192 -72 128 -72
WIRE -432 -56 -464 -56
WIRE 368 -56 368 -184
WIRE 368 -56 256 -56
WIRE 656 -56 368 -56
WIRE 960 -56 736 -56
WIRE -672 -40 -672 -88
WIRE 192 -40 160 -40
WIRE -272 -24 -272 -72
WIRE -64 -24 -64 -72
WIRE 368 -8 368 -56
WIRE -464 88 -464 -56
WIRE -272 88 -272 56
WIRE -272 88 -464 88
WIRE 160 88 160 -40
WIRE 368 88 368 72
WIRE 368 88 160 88
WIRE -272 104 -272 88
WIRE 368 120 368 88
WIRE -672 200 -672 40
WIRE -272 200 -272 184
WIRE -272 200 -672 200
WIRE -64 200 -64 56
WIRE -64 200 -272 200
WIRE 368 200 -64 200
WIRE 960 200 960 -56
WIRE 960 200 368 200
FLAG -960 -280 0
FLAG -928 -8 0
FLAG -672 280 0
FLAG -400 -40 0
FLAG 224 -24 0
SYMBOL res -704 -104 R90
SYMATTR InstName R1
SYMATTR Value 16.5k
SYMBOL res -656 56 R180
SYMATTR InstName R2
SYMATTR Value 866
SYMBOL res -480 -88 R180
SYMATTR InstName R3
SYMATTR Value 82.5k
SYMBOL res -256 72 R180
SYMATTR InstName R4
SYMATTR Value 18.2k
SYMBOL res -256 200 R180
SYMATTR InstName R5
SYMATTR Value 301
SYMBOL res -96 -88 R90
SYMATTR InstName R6
SYMATTR Value 24.9k
SYMBOL res -48 72 R180
SYMATTR InstName R7
SYMATTR Value 1.05k
SYMBOL res 144 -72 R180
SYMATTR InstName R8
SYMATTR Value 100k
SYMBOL res 384 88 R180
SYMATTR InstName R9
SYMATTR Value 11k
SYMBOL res 384 216 R180
SYMATTR InstName R10
SYMATTR Value 191
SYMBOL cap -576 -216 R90
SYMATTR InstName C1
SYMATTR Value 180p
SYMBOL cap -576 -104 R90
SYMATTR InstName C2
SYMATTR Value 180p
SYMBOL cap 48 -200 R90
SYMATTR InstName C3
SYMATTR Value 160p
SYMBOL cap 48 -88 R90
SYMATTR InstName C4
SYMATTR Value 160p
SYMBOL voltage -928 -104 R0
SYMATTR Value2 AC 1
SYMATTR InstName V1
SYMATTR Value SINE(0 3.3 0 0 0 5u 10u)
SYMBOL voltage -672 184 R0
SYMATTR InstName V2
SYMATTR Value 1.2
SYMBOL voltage -864 -280 R90
SYMATTR InstName V3
SYMATTR Value 3.3
SYMBOL res 752 -72 R90
SYMATTR InstName R11
SYMATTR Value 1000k
SYMBOL Opamps\\AD8618 -400 -136 R0
SYMATTR InstName U1
SYMBOL Opamps\\AD8618 224 -120 R0
SYMATTR InstName U2