Si7li/ltspice-spice-circuits-no-aug huggingface dataset:
* SPICE netlist
V1 N001 0 AC 1 Rser=1
R1 Vout N001 10
C1 Vout 0 3.5e-5
.ac oct 1000 1 48000

* LTspice schematic (.asc)
Version 4
SHEET 1 544 304
WIRE -48 -136 -272 -136
WIRE 240 -136 32 -136
WIRE 272 -136 240 -136
WIRE -272 -8 -272 -136
WIRE 240 -8 240 -136
WIRE 240 136 240 56
WIRE -272 152 -272 72
FLAG -272 152 0
FLAG 240 136 0
FLAG 272 -136 Vout
IOPIN -368 64 Out
SYMBOL voltage -272 -24 R0
SYMATTR Value2 AC 1
SYMATTR SpiceLine Rser=1
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL res 48 -152 R90
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL cap 224 -8 R0
SYMATTR InstName C1
SYMATTR Value 3.5e-5
* SPICE netlist
C1 OUT 0 1
V1 IN 0 3.6
RLOAD OUT 0 3
XU1 OUT IN IN 0 ADP172-0.9 ;pnba Vout)Vin)En)GND
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 432 200
WIRE -200 -48 -216 -48
WIRE -120 -48 -200 -48
WIRE -104 -48 -120 -48
WIRE 136 -48 88 -48
WIRE 168 -48 136 -48
WIRE 216 -48 168 -48
WIRE -216 -32 -216 -48
WIRE 136 -32 136 -48
WIRE 136 48 136 32
WIRE 216 48 216 32
WIRE -216 64 -216 48
WIRE -120 64 -120 -48
WIRE -104 64 -120 64
WIRE 104 64 88 64
FLAG -216 64 0
FLAG 136 48 0
FLAG 104 64 0
FLAG 216 48 0
FLAG -200 -48 IN
FLAG 168 -48 OUT
SYMBOL cap 120 -32 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL voltage -216 -48 R0
SYMATTR InstName V1
SYMATTR Value 3.6
SYMBOL res 200 -64 R0
SYMATTR InstName RLOAD
SYMATTR Value 3
SYMBOL ADP172-0.9 -8 64 R0
SYMATTR InstName U1
* SPICE netlist
V1 IN 0 5
Rload OUT 0 26
XU1 IN 0 IN MP_01 OUT ADP150-x.x T=1.4Meg ;pnba Vin)GND)EN))Vout
C1 OUT 0 1
.tran 500u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 560 288
WIRE -152 -144 -280 -144
WIRE 8 -144 -152 -144
WIRE -280 -128 -280 -144
WIRE 8 -128 8 -144
WIRE -280 -32 -280 -48
WIRE -152 0 -152 -144
WIRE -120 0 -152 0
WIRE 184 0 136 0
WIRE 280 0 184 0
WIRE 184 16 184 0
WIRE 280 16 280 0
WIRE 184 112 184 80
WIRE 280 112 280 96
WIRE 8 144 8 128
FLAG 280 0 OUT
FLAG 280 112 0
FLAG -280 -32 0
FLAG -280 -144 IN
FLAG 8 144 0
FLAG 184 112 0
SYMBOL VOLTAGE -280 -144 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 264 0 R0
SYMATTR InstName Rload
SYMATTR Value 26
SYMBOL PowerProducts\\ADP150-2.6 8 0 R0
SYMATTR InstName U1
SYMBOL cap 168 16 R0
SYMATTR InstName C1
SYMATTR Value 1
* SPICE netlist
V1 IN 0 2.3
C3 OUT 0 10
R1 N003 N005 50K
R2 N005 0 100K
C4 N003 0 1
C1 N004 0 1
C2 N002 0 1
R3 IN N001 100K
R5 OUT 0 18
XU1 N004 OUT N002 0 N005 N003 N001 IN ADM7154_5 Vreg=2.1022 Vref=1.2152 ;pnba Vreg)Vout)Byp)GND)Ref_Sense)Ref)EN)Vin
.tran 5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 720 416
WIRE -232 -208 -360 -208
WIRE -120 -208 -232 -208
WIRE 264 -208 200 -208
WIRE 360 -208 264 -208
WIRE -360 -192 -360 -208
WIRE 264 -192 264 -208
WIRE 360 -192 360 -208
WIRE -232 -112 -232 -208
WIRE -216 -112 -232 -112
WIRE -120 -112 -136 -112
WIRE -360 -96 -360 -112
WIRE 264 -96 264 -128
WIRE 360 -96 360 -112
WIRE -200 -16 -216 -16
WIRE -120 -16 -136 -16
WIRE 264 -16 200 -16
WIRE 360 -16 264 -16
WIRE 264 0 264 -16
WIRE 360 0 360 -16
WIRE 360 80 360 64
WIRE -200 96 -216 96
WIRE -120 96 -136 96
WIRE 264 96 264 80
WIRE 264 96 200 96
WIRE 264 112 264 96
WIRE 40 176 40 160
WIRE 264 208 264 192
FLAG 40 176 0
FLAG 360 80 0
FLAG 264 -96 0
FLAG -216 96 0
FLAG -216 -16 0
FLAG -360 -96 0
FLAG 360 -96 0
FLAG 264 208 0
FLAG -360 -208 IN
FLAG 360 -208 OUT
SYMBOL voltage -360 -208 R0
SYMATTR InstName V1
SYMATTR Value 2.3
SYMBOL cap 248 -192 R0
SYMATTR InstName C3
SYMATTR Value 10
SYMBOL res 248 -16 R0
SYMATTR InstName R1
SYMATTR Value 50K
SYMBOL res 248 96 R0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL cap 344 0 R0
SYMATTR InstName C4
SYMATTR Value 1
SYMBOL cap -136 80 R90
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL cap -136 -32 R90
SYMATTR InstName C2
SYMATTR Value 1
SYMBOL res -232 -96 R270
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res 344 -208 R0
SYMATTR InstName R5
SYMATTR Value 18
SYMBOL ADM7155-01 40 -64 R0
SYMATTR InstName U1
* SPICE netlist
Vin1 IN 0
XU1 N002 N001 +V -V OUT AD712 ;pnba In+)In-)V+)V-)OUT
R2 N001 OUT 100k
R3 N001 IN 10k
R4 N002 0 10k
V1 +V 0 15
V2 -V 0 -15
Vin2 IN2 0
XU2 N004 N003 +V -V OUT2 AD712 ;pnba In+)In-)V+)V-)OUT
R1 N003 OUT2 100k
R5 N004 IN2 10k
R6 N003 0 10k
Vin3 IN3 0
XU3 IN3 OUT3 +V -V OUT3 AD712 ;pnba In+)In-)V+)V-)OUT
R8 0 NC_01 5.1k
.dc Vin3 -3 3 0.5

* LTspice schematic (.asc)
Version 4.1
SHEET 1 800 1232
WIRE 16 -600 -16 -600
WIRE -384 -504 -400 -504
WIRE -288 -504 -304 -504
WIRE -224 -504 -288 -504
WIRE -96 -504 -96 -600
WIRE -96 -504 -144 -504
WIRE -80 -504 -96 -504
WIRE 16 -488 16 -600
WIRE 16 -488 -16 -488
WIRE 64 -488 16 -488
WIRE -80 -472 -112 -472
WIRE -112 -440 -112 -472
WIRE 32 -152 0 -152
WIRE -96 -104 -304 -104
WIRE -96 -56 -96 -104
WIRE -80 -56 -80 -152
WIRE -80 -56 -96 -56
WIRE -64 -56 -80 -56
WIRE 32 -40 32 -152
WIRE 32 -40 0 -40
WIRE 80 -40 32 -40
WIRE -384 -24 -400 -24
WIRE -288 -24 -304 -24
WIRE -224 -24 -288 -24
WIRE -64 -24 -144 -24
WIRE 32 312 -80 312
WIRE 288 376 288 360
WIRE 400 376 400 360
WIRE -80 408 -80 312
WIRE -64 408 -80 408
WIRE 32 424 32 312
WIRE 32 424 0 424
WIRE 80 424 32 424
WIRE -384 440 -400 440
WIRE -288 440 -304 440
WIRE -64 440 -288 440
WIRE 288 472 288 456
WIRE 400 472 400 456
FLAG -400 -504 0
FLAG 64 -488 OUT
FLAG -288 -504 IN
FLAG -48 -520 +V
FLAG -48 -456 -V
FLAG -112 -360 0
FLAG 288 360 +V
FLAG 288 472 0
FLAG 400 360 -V
FLAG 400 472 0
FLAG -400 -24 0
FLAG 80 -40 OUT2
FLAG -288 -24 IN2
FLAG -32 -72 +V
FLAG -32 -8 -V
FLAG -384 -104 0
FLAG -400 440 0
FLAG 80 424 OUT3
FLAG -288 440 IN3
FLAG -32 392 +V
FLAG -32 456 -V
FLAG 64 600 0
SYMBOL voltage -288 -504 R90
SYMATTR InstName Vin1
SYMATTR Value ""
SYMBOL AD712 -48 -552 R0
SYMATTR InstName U1
SYMBOL res -112 -616 M90
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res -128 -520 R90
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res -128 -456 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL voltage 288 360 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 400 360 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL voltage -288 -24 R90
SYMATTR InstName Vin2
SYMATTR Value ""
SYMBOL AD712 -32 -104 R0
SYMATTR InstName U2
SYMBOL res -96 -168 M90
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL res -128 -40 R90
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL res -288 -120 R90
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL voltage -288 440 R90
SYMATTR InstName Vin3
SYMATTR Value ""
SYMBOL AD712 -32 360 R0
SYMATTR InstName U3
SYMBOL res 80 616 R180
SYMATTR InstName R8
SYMATTR Value 5.1k
* SPICE netlist
R1 N008 0 47.5K
C1 N007 0 4.7
V1 IN 0 12
L1 N001 N002 10 Rser=5m
C2 N001 N003 .1
C3 N002 N004 .1
R2 OUT N006 1Meg
R3 N006 0 249K
C4 N005 N006 3300p Rser=137K
C5 OUT N006 33p Rser=15K
C6 OUT 0 47 x2 V=10 Irms=10.206 Rser=0.005 Lser=0 mfg="KEMET" pn="C1210C226K8PAC" type="X5R"
Rload OUT 0 2.5
XU1 0 IN N002 OUT 0 MP_01 N005 N006 N008 MP_02 MP_03 N007 IN N007 N004 N003 IN N001 N007 LTC3115-2 ;pnba PGND)RUN)SW2)PVout)GND))Vc)FB)Rt)))Vcc)Vin)PVcc)Bst2)Bst1)PVin)SW1)PWM/SYNC
.tran 5m startup
.softstart .4

* LTspice schematic (.asc)
Version 4
SHEET 1 1040 704
WIRE -296 -352 -440 -352
WIRE -264 -352 -296 -352
WIRE -168 -352 -184 -352
WIRE -40 -352 -168 -352
WIRE -440 -336 -440 -352
WIRE -40 -336 -40 -352
WIRE -296 -304 -296 -352
WIRE -168 -304 -168 -352
WIRE -440 -240 -440 -272
WIRE -376 -240 -440 -240
WIRE -40 -240 -40 -272
WIRE -40 -240 -88 -240
WIRE -392 -144 -504 -144
WIRE -376 -144 -392 -144
WIRE 104 -144 -88 -144
WIRE 264 -144 104 -144
WIRE 392 -144 264 -144
WIRE 520 -144 392 -144
WIRE -504 -128 -504 -144
WIRE 392 -128 392 -144
WIRE 520 -128 520 -144
WIRE 104 -96 104 -144
WIRE 264 -96 264 -144
WIRE -392 -48 -392 -144
WIRE -376 -48 -392 -48
WIRE -40 -48 -88 -48
WIRE 72 -48 24 -48
WIRE -504 -32 -504 -48
WIRE 392 -32 392 -64
WIRE 520 -32 520 -48
WIRE -392 48 -392 -48
WIRE -376 48 -392 48
WIRE 72 48 72 -48
WIRE 72 48 -88 48
WIRE 104 48 104 -32
WIRE 104 48 72 48
WIRE 264 48 264 -16
WIRE 264 48 104 48
WIRE 264 64 264 48
WIRE -376 144 -520 144
WIRE -56 144 -88 144
WIRE -8 144 -56 144
WIRE -8 160 -8 144
WIRE 264 160 264 144
WIRE -472 240 -488 240
WIRE -376 240 -392 240
WIRE -56 240 -56 144
WIRE -56 240 -88 240
WIRE -8 240 -8 224
WIRE -296 320 -296 304
WIRE -168 320 -168 304
WIRE -520 352 -520 144
WIRE -56 352 -56 240
WIRE -56 352 -520 352
FLAG -296 320 0
FLAG -168 320 0
FLAG -488 240 0
FLAG -8 240 0
FLAG -504 -32 0
FLAG -504 -144 IN
FLAG 264 160 0
FLAG 392 -32 0
FLAG 520 -32 0
FLAG 520 -144 OUT
SYMBOL res -376 224 R90
SYMATTR InstName R1
SYMATTR Value 47.5K
SYMBOL cap -24 160 R0
SYMATTR InstName C1
SYMATTR Value 4.7
SYMBOL voltage -504 -144 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL ind -280 -336 R270
SYMATTR InstName L1
SYMATTR Value 10
SYMATTR SpiceLine Rser=5m
SYMBOL cap -456 -336 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL cap -56 -336 R0
SYMATTR InstName C3
SYMATTR Value .1
SYMBOL res 248 -112 R0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL res 248 48 R0
SYMATTR InstName R3
SYMATTR Value 249K
SYMBOL cap -40 -32 R270
SYMATTR InstName C4
SYMATTR Value 3300p
SYMATTR SpiceLine Rser=137K
SYMBOL cap 88 -96 R0
SYMATTR SpiceLine Rser=15K
SYMATTR Value 33p
SYMATTR InstName C5
SYMBOL cap 376 -128 R0
SYMATTR Value2 x2
SYMATTR Value 47
SYMATTR InstName C6
SYMATTR SpiceLine V=10 Irms=10.206 Rser=0.005 Lser=0 mfg="KEMET" pn="C1210C226K8PAC" type="X5R"
SYMBOL res 504 -144 R0
SYMATTR InstName Rload
SYMATTR Value 2.5
SYMBOL PowerProducts\\LTC3115-2 -232 0 R0
SYMATTR InstName U1
* SPICE netlist
V0 N006 N010 4
V1 N007 N011 4
V2 N008 N012 4
V3 N009 N013 4
Ri0 N002 N006 5e-2
Ri1 N003 N007 5e-2
Ri2 N004 N008 5e-2
Ri3 N005 N009 5e-2
Rc0 N010 N014 1e-3
Rc1 N011 N015 1e-3
Rc2 N012 N016 1e-3
Rc3 N013 N017 1e-3
Rbp1 N003 N002 1e-4
Rbp2 N004 N003 1e-4
Rbp3 N005 N004 1e-4
Rtp0 N002 N001 1e-5
Rtb0 N014 0 1e-5
Rbn1 N015 N014 1e-4
Rbn2 N016 N015 1e-4
Rbn3 N017 N016 1e-4
I0 N001 0 -2
.op 1

* LTspice schematic (.asc)
Version 4
SHEET 1 576 464
WIRE -144 -216 -240 -216
WIRE -48 -216 -64 -216
WIRE -32 -216 -48 -216
WIRE 64 -216 48 -216
WIRE 80 -216 64 -216
WIRE 176 -216 160 -216
WIRE 192 -216 176 -216
WIRE 288 -216 272 -216
WIRE -48 -168 -48 -216
WIRE 64 -168 64 -216
WIRE 176 -168 176 -216
WIRE 288 -168 288 -216
WIRE -240 -56 -240 -216
WIRE -48 -56 -48 -88
WIRE 64 -56 64 -88
WIRE 176 -56 176 -88
WIRE 288 -56 288 -88
WIRE -240 24 -240 8
WIRE -48 56 -48 24
WIRE 64 56 64 24
WIRE 176 56 176 24
WIRE 288 56 288 24
WIRE -240 184 -240 24
WIRE -240 184 -288 184
WIRE -144 184 -240 184
WIRE -48 184 -48 136
WIRE -48 184 -64 184
WIRE -32 184 -48 184
WIRE 64 184 64 136
WIRE 64 184 48 184
WIRE 80 184 64 184
WIRE 176 184 176 136
WIRE 176 184 160 184
WIRE 192 184 176 184
WIRE 288 184 288 136
WIRE 288 184 272 184
WIRE -288 232 -288 184
WIRE -128 -200 -128 -200
FLAG -288 232 0
SYMBOL voltage -48 -72 R0
SYMATTR InstName V0
SYMATTR Value 4
SYMBOL voltage 64 -72 R0
SYMATTR InstName V1
SYMATTR Value 4
SYMBOL voltage 176 -72 R0
SYMATTR InstName V2
SYMATTR Value 4
SYMBOL voltage 288 -72 R0
SYMATTR InstName V3
SYMATTR Value 4
SYMBOL res -64 -184 R0
SYMATTR InstName Ri0
SYMATTR Value 5e-2
SYMBOL res 48 -184 R0
SYMATTR InstName Ri1
SYMATTR Value 5e-2
SYMBOL res 160 -184 R0
SYMATTR InstName Ri2
SYMATTR Value 5e-2
SYMBOL res 272 -184 R0
SYMATTR InstName Ri3
SYMATTR Value 5e-2
SYMBOL res -64 40 R0
SYMATTR InstName Rc0
SYMATTR Value 1e-3
SYMBOL res 48 40 R0
SYMATTR InstName Rc1
SYMATTR Value 1e-3
SYMBOL res 160 40 R0
SYMATTR InstName Rc2
SYMATTR Value 1e-3
SYMBOL res 272 40 R0
SYMATTR InstName Rc3
SYMATTR Value 1e-3
SYMBOL res 64 -232 R90
SYMATTR InstName Rbp1
SYMATTR Value 1e-4
SYMBOL res 176 -232 R90
SYMATTR InstName Rbp2
SYMATTR Value 1e-4
SYMBOL res 288 -232 R90
SYMATTR InstName Rbp3
SYMATTR Value 1e-4
SYMBOL res -48 -232 R90
SYMATTR InstName Rtp0
SYMATTR Value 1e-5
SYMBOL res -48 168 R90
SYMATTR InstName Rtb0
SYMATTR Value 1e-5
SYMBOL res 64 168 R90
SYMATTR InstName Rbn1
SYMATTR Value 1e-4
SYMBOL res 176 168 R90
SYMATTR InstName Rbn2
SYMATTR Value 1e-4
SYMBOL res 288 168 R90
SYMATTR InstName Rbn3
SYMATTR Value 1e-4
SYMBOL current -240 -56 R0
SYMATTR InstName I0
SYMATTR Value -2
* SPICE netlist
Vin Vin 0 PULSE(1 0 500p 0 0 1n 3n)
C1 Vout 0 50f
VDD VDD 0 1
M1 Vin 0 Vout VDD P_50n l=50n w=1u
.tran 2.5n

* LTspice schematic (.asc)
Version 4
SHEET 1 576 224
WIRE -288 0 -288 -16
WIRE -288 96 -288 80
WIRE -224 -16 -288 -16
WIRE -112 -16 -224 -16
WIRE -64 -16 -64 -112
WIRE -32 80 -32 32
WIRE 64 -16 -16 -16
WIRE 176 -16 64 -16
WIRE 176 16 176 -16
WIRE 176 112 176 80
WIRE 240 -112 -64 -112
WIRE 288 -112 240 -112
WIRE 288 -80 288 -112
WIRE 288 32 288 0
FLAG -288 96 0
FLAG 176 112 0
FLAG 64 -16 Vout
FLAG -224 -16 Vin
FLAG 288 32 0
FLAG -32 80 0
FLAG 240 -112 VDD
SYMBOL voltage -288 -16 R0
SYMATTR InstName Vin
SYMATTR Value PULSE(1 0 500p 0 0 1n 3n)
SYMBOL cap 160 16 R0
SYMATTR InstName C1
SYMATTR Value 50f
SYMBOL voltage 288 -96 R0
SYMATTR InstName VDD
SYMATTR Value 1
SYMBOL pmos4 -112 32 R270
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M1
SYMATTR Value P_50n
* SPICE netlist
V1 VR 0 AC 10
R1 N1 VR 0.098
C1 N2 0 1
L1 N1 N2 1
.ac dec 1000 0.1 10
.meas AC Imax_linear MAX 10**(mag(I(R1))/20)

* LTspice schematic (.asc)
Version 4.1
SHEET 1 432 240
WIRE -104 -104 -216 -104
WIRE -56 -104 -104 -104
WIRE 40 -104 24 -104
WIRE 72 -104 40 -104
WIRE 216 -104 152 -104
WIRE -216 -56 -216 -104
WIRE 216 -56 216 -104
WIRE -216 88 -216 24
WIRE 8 88 -216 88
WIRE 216 88 216 8
WIRE 216 88 8 88
WIRE 8 120 8 88
FLAG 8 120 0
FLAG 40 -104 N1
FLAG 216 -104 N2
FLAG -104 -104 VR
SYMBOL voltage -216 -72 R0
SYMATTR InstName V1
SYMATTR Value ""
SYMATTR Value2 AC 10
SYMBOL res 40 -120 R90
SYMATTR InstName R1
SYMATTR Value 0.098
SYMBOL cap 200 -56 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL ind 56 -88 R270
SYMATTR InstName L1
SYMATTR Value 1
* SPICE netlist
V1 IN 0 5.5
C2 OUT 0 1
Rload OUT 0 22
C1 IN 0 1
XU1 OUT MP_01 0 IN MP_02 IN ADP121 K=4/9375 ;pnba Vout))GND)En))Vin
.tran 10m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 480 200
WIRE -160 -88 -240 -88
WIRE -112 -88 -160 -88
WIRE -80 -88 -112 -88
WIRE 160 -88 112 -88
WIRE 240 -88 160 -88
WIRE -240 -72 -240 -88
WIRE -160 -72 -160 -88
WIRE 160 -72 160 -88
WIRE 240 -72 240 -88
WIRE -240 24 -240 8
WIRE -160 24 -160 -8
WIRE -112 24 -112 -88
WIRE -80 24 -112 24
WIRE 160 24 160 -8
WIRE 240 24 240 8
WIRE 16 88 16 72
FLAG -240 24 0
FLAG 16 88 0
FLAG 160 24 0
FLAG 240 24 0
FLAG 240 -88 OUT
FLAG -240 -88 IN
FLAG -160 24 0
SYMBOL voltage -240 -88 R0
SYMATTR InstName V1
SYMATTR Value 5.5
SYMBOL cap 144 -72 R0
SYMATTR InstName C2
SYMATTR Value 1
SYMBOL res 224 -88 R0
SYMATTR InstName Rload
SYMATTR Value 22
SYMBOL cap -176 -72 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL ADP121-1.875 16 24 R0
SYMATTR InstName U1
* SPICE netlist
Q1 N001 W1 N003 0 2N3904
Q2 N002 2+ N003 0 2N3904
Q3 N001 N001 Vp 0 2N3906
Q4 N002 N001 Vp 0 2N3906
Q5 Vp N002 2+ 0 2N3904
Q6 N004 N004 Vn 0 2N3904
Q7 N003 N004 Vn 0 2N3904
Q8 2+ N004 Vn 0 2N3904
R1 0 N004 15k
V1 Vp 0 5
V2 Vn 0 -5
V3 W1 0 SINE(0 2 1000)
.tran 10m

* LTspice schematic (.asc)
Version 4
SHEET 1 1264 816
WIRE 312 -408 88 -408
WIRE 552 -408 312 -408
WIRE 632 -408 552 -408
WIRE 88 -376 88 -408
WIRE 312 -376 312 -408
WIRE 184 -328 152 -328
WIRE 248 -328 184 -328
WIRE -632 -312 -632 -344
WIRE -520 -312 -520 -344
WIRE -392 -312 -392 -344
WIRE 88 -264 88 -280
WIRE 184 -264 184 -328
WIRE 184 -264 88 -264
WIRE 552 -232 552 -408
WIRE -632 -200 -632 -232
WIRE -520 -200 -520 -232
WIRE -392 -200 -392 -232
WIRE 312 -184 312 -280
WIRE 488 -184 312 -184
WIRE 88 -120 88 -264
WIRE 312 -120 312 -184
WIRE -88 -72 -88 -104
WIRE -88 -72 -120 -72
WIRE 24 -72 -88 -72
WIRE 552 -72 552 -136
WIRE 552 -72 376 -72
WIRE 88 8 88 -24
WIRE 200 8 88 8
WIRE 312 8 312 -24
WIRE 312 8 200 8
WIRE -88 72 -152 72
WIRE 552 72 552 -72
WIRE 632 72 552 72
WIRE -152 88 -152 72
WIRE -88 120 -88 72
WIRE 200 216 200 8
WIRE 552 216 552 72
WIRE -88 232 -88 200
WIRE -88 232 -200 232
WIRE -88 264 -88 232
WIRE 136 264 -88 264
WIRE 488 264 136 264
WIRE -88 280 -88 264
WIRE -200 328 -200 232
WIRE -152 328 -200 328
WIRE -88 408 -88 376
WIRE 200 408 200 312
WIRE 200 408 -88 408
WIRE 552 408 552 312
WIRE 552 408 200 408
WIRE 632 408 552 408
FLAG -152 88 0
FLAG -120 -72 W1
IOPIN -80 -48 In
FLAG -88 -104 1+
IOPIN -48 -80 In
FLAG 632 -408 Vp
IOPIN 672 -384 In
FLAG 632 408 Vn
IOPIN 672 432 In
FLAG 632 72 2+
IOPIN 672 96 In
FLAG -632 -200 0
FLAG -520 -200 0
FLAG -392 -200 0
FLAG -632 -344 Vp
IOPIN -592 -320 In
FLAG -520 -344 Vn
IOPIN -480 -320 In
FLAG -392 -344 W1
IOPIN -352 -320 In
SYMBOL npn 24 -120 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL npn 376 -120 M0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL pnp 152 -280 R180
SYMATTR InstName Q3
SYMATTR Value 2N3906
SYMBOL pnp 248 -280 M180
SYMATTR InstName Q4
SYMATTR Value 2N3906
SYMBOL npn 488 -232 R0
SYMATTR InstName Q5
SYMATTR Value 2N3904
SYMBOL npn -152 280 R0
SYMATTR InstName Q6
SYMATTR Value 2N3904
SYMBOL npn 136 216 R0
SYMATTR InstName Q7
SYMATTR Value 2N3904
SYMBOL npn 488 216 R0
SYMATTR InstName Q8
SYMATTR Value 2N3904
SYMBOL res -104 104 R0
SYMATTR InstName R1
SYMATTR Value 15k
SYMBOL voltage -632 -328 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -520 -328 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL voltage -392 -328 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 2 1000)
* SPICE netlist
V1 IN 0 PWL(0 0 1 10)
C1 OUT 0 10 Rser=100m
Rload OUT 0 500
XU1 IN IN 0 OUT OUT LT1764-3.3 ;pnba _SHDN)IN)GND)OUT)Sense
.tran 1

* LTspice schematic (.asc)
Version 4
SHEET 1 784 200
WIRE -168 -96 -392 -96
WIRE -152 -96 -168 -96
WIRE 152 -96 136 -96
WIRE 216 -96 152 -96
WIRE 392 -96 216 -96
WIRE -392 -80 -392 -96
WIRE 216 -80 216 -96
WIRE 392 -80 392 -96
WIRE -168 0 -168 -96
WIRE -152 0 -168 0
WIRE 152 0 152 -96
WIRE 152 0 136 0
WIRE -392 16 -392 0
WIRE 216 16 216 -16
WIRE 392 16 392 0
WIRE -8 96 -8 64
FLAG -392 16 0
FLAG 216 16 0
FLAG 392 16 0
FLAG -8 96 0
FLAG 392 -96 OUT
FLAG -392 -96 IN
SYMBOL voltage -392 -96 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1 10)
SYMBOL cap 200 -80 R0
SYMATTR InstName C1
SYMATTR Value 10u
SYMATTR Value2 Rser=100m
SYMBOL res 376 -96 R0
SYMATTR InstName Rload
SYMATTR Value 500
SYMBOL PowerProducts\\LT1764-3.3 -8 -48 R0
SYMATTR InstName U1
* SPICE netlist
R1 0 N006 2Meg
C1 OUT 0 240
R2 N001 IN 100K
R3 N002 IN 100K
C2 N008 0 10
V1 IN 0 30
XU1 IN 0 OUT N008 N004 N004 NC_01 0 N007 N009 N006 N003 NC_02 NC_03 0 N005 N001 N002 LTM4612 ;pnba Vin)PGND)Vout)VD)DRVcc)INTVcc)PLLIN)FCB)Track/SS)MPGM)Fset)FB)MARG0)MARG1)SGND)Comp)Pgood)Run
C3 N007 0 .002
R4 N009 0 392K
R5 N003 0 5.23K
C4 OUT N003 22p
Rload OUT 0 2.4
.tran 1.2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 880 608
WIRE -344 -304 -440 -304
WIRE -72 -304 -344 -304
WIRE -440 -288 -440 -304
WIRE -72 -288 -72 -304
WIRE -344 -240 -344 -304
WIRE -328 -240 -344 -240
WIRE -184 -240 -248 -240
WIRE 248 -240 168 -240
WIRE 344 -240 248 -240
WIRE 440 -240 344 -240
WIRE 248 -224 248 -240
WIRE 344 -224 344 -240
WIRE 440 -224 440 -240
WIRE -440 -192 -440 -208
WIRE -344 -160 -344 -240
WIRE -280 -160 -344 -160
WIRE -184 -160 -200 -160
WIRE 248 -160 168 -160
WIRE 248 -144 248 -160
WIRE 344 -128 344 -160
WIRE 440 -128 440 -144
WIRE -184 -80 -200 -80
WIRE 184 -80 168 -80
WIRE 248 -48 248 -64
WIRE -200 0 -200 -80
WIRE -184 0 -200 0
WIRE 184 0 168 0
WIRE -280 80 -296 80
WIRE -184 80 -200 80
WIRE -264 160 -280 160
WIRE -184 160 -200 160
WIRE -264 240 -280 240
WIRE -184 240 -200 240
WIRE 184 240 168 240
WIRE 280 240 264 240
WIRE -72 304 -72 288
WIRE 56 304 56 288
FLAG -72 304 0
FLAG 56 304 0
FLAG -296 80 0
FLAG 344 -128 0
FLAG 440 -128 0
FLAG -440 -192 0
FLAG -280 240 0
FLAG 440 -240 OUT
FLAG -440 -304 IN
FLAG -280 160 0
FLAG 280 240 0
FLAG 184 0 0
FLAG 248 -48 0
SYMBOL res -296 64 M90
SYMATTR InstName R1
SYMATTR Value 2Meg
SYMBOL cap 328 -224 R0
SYMATTR InstName C1
SYMATTR Value 240
SYMBOL res -232 -256 R90
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res -184 -176 R90
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL cap -200 224 R90
SYMATTR InstName C2
SYMATTR Value 10
SYMBOL voltage -440 -304 R0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL PowerProducts\\LTM4612 -8 0 R0
SYMATTR InstName U1
SYMBOL cap -200 144 R90
SYMATTR InstName C3
SYMATTR Value .002
SYMBOL res 168 256 R270
SYMATTR InstName R4
SYMATTR Value 392K
SYMBOL res 232 -160 R0
SYMATTR InstName R5
SYMATTR Value 5.23K
SYMBOL cap 232 -224 R0
SYMATTR Value 22p
SYMATTR InstName C4
SYMBOL res 424 -240 R0
SYMATTR InstName Rload
SYMATTR Value 2.4
* SPICE netlist
Q1 Vc N002 Ve 0 2SC5706
Vcc N001 0 12
Rc N001 Vc 0.001
Vb N002 0 0
Re Ve 0 0.001
.dc Vb 0.1 1 .001

* LTspice schematic (.asc)
Version 4
SHEET 1 416 368
WIRE 208 -184 16 -184
WIRE 16 -168 16 -184
WIRE 16 -72 16 -88
WIRE 80 -72 16 -72
WIRE 16 -56 16 -72
WIRE 208 -56 208 -184
WIRE -48 -8 -208 -8
WIRE -208 40 -208 -8
WIRE 208 40 208 24
WIRE 16 56 16 40
WIRE 80 56 16 56
WIRE 16 72 16 56
WIRE -208 136 -208 120
WIRE 16 184 16 152
FLAG 16 184 0
FLAG 208 40 0
FLAG -208 136 0
FLAG 80 -72 Vc
FLAG 80 56 Ve
SYMBOL npn -48 -56 R0
SYMATTR InstName Q1
SYMATTR Value 2SC5706
SYMBOL voltage 208 -72 R0
SYMATTR InstName Vcc
SYMATTR Value 12
SYMBOL res 0 -184 R0
SYMATTR InstName Rc
SYMATTR Value 0.001
SYMBOL voltage -208 24 R0
SYMATTR InstName Vb
SYMATTR Value 0
SYMBOL res 0 56 R0
SYMATTR InstName Re
SYMATTR Value 0.001
* SPICE netlist
Rx Vref VDAC+ 287
R1 VDAC+ 0 931
R2 VIN+ VDAC+ 1500
R4 0 VDAC- 1150
Ry VDAC- Vref 309
Rg VDAC- VIN- 1500
Rf VIN- Vout 750
R3 VIN+ 0 750
XU1 VIN- VIN+ Vout opamp Aol=100K GBW=10Meg ;pnba invin)noninvin)out
I1 VDAC+ 0 SINE(2.5m 2.5m 1000 0 0 0)
I2 VDAC- 0 SINE(2.5m 2.5m 1000 0 0 180)
V1 Vref 0 3.3
V2 VDD 0 1.8
.tran 0 2m 0
;op 0 2m 0

* LTspice schematic (.asc)
Version 4
SHEET 1 1392 544
WIRE -56 -176 -264 -176
WIRE 136 -176 -56 -176
WIRE 248 -176 136 -176
WIRE 488 -176 328 -176
WIRE -264 -160 -264 -176
WIRE 328 -128 328 -176
WIRE -488 -32 -584 -32
WIRE 424 -16 408 -16
WIRE 568 -16 424 -16
WIRE 696 0 632 0
WIRE -584 16 -584 -32
WIRE 488 16 488 -176
WIRE 568 16 488 16
WIRE -88 96 -264 96
WIRE 8 96 -88 96
WIRE -264 112 -264 96
WIRE 8 176 8 96
WIRE 152 176 8 176
WIRE 184 176 152 176
WIRE 184 192 184 176
WIRE 296 192 184 192
WIRE 408 192 408 -16
WIRE 408 192 376 192
WIRE 424 192 408 192
WIRE 696 192 696 0
WIRE 696 192 504 192
FLAG 328 -48 0
FLAG 136 -96 0
FLAG 152 256 0
FLAG -264 -80 0
FLAG -264 192 0
FLAG -584 96 0
FLAG 136 -256 Vref
FLAG 152 96 Vref
FLAG -488 -32 Vref
FLAG 696 0 Vout
FLAG -56 -176 VDAC+
FLAG -88 96 VDAC-
FLAG 488 -176 VIN+
FLAG 424 -16 VIN-
FLAG -696 -112 0
FLAG -696 -192 VDD
DATAFLAG -336 288 ""
DATAFLAG -336 16 ""
SYMBOL res 120 -272 R0
SYMATTR InstName Rx
SYMATTR Value 287
SYMBOL res 120 -192 R0
SYMATTR InstName R1
SYMATTR Value 931
SYMBOL res 344 -192 R90
SYMATTR InstName R2
SYMATTR Value 1500
SYMBOL res 168 272 R180
SYMATTR InstName R4
SYMATTR Value 1150
SYMBOL res 168 192 R180
SYMATTR InstName Ry
SYMATTR Value 309
SYMBOL res 280 208 R270
SYMATTR InstName Rg
SYMATTR Value 1500
SYMBOL res 408 208 R270
SYMATTR InstName Rf
SYMATTR Value 750
SYMBOL res 312 -144 R0
SYMATTR InstName R3
SYMATTR Value 750
SYMBOL Opamps\\opamp 600 -64 R0
SYMATTR InstName U1
SYMBOL current -264 -160 R0
SYMATTR InstName I1
SYMATTR Value SINE(2.5m 2.5m 1000 0 0 0)
SYMBOL current -264 112 R0
SYMATTR InstName I2
SYMATTR Value SINE(2.5m 2.5m 1000 0 0 180)
SYMBOL voltage -584 0 R0
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL voltage -696 -208 R0
SYMATTR InstName V2
SYMATTR Value 1.8
* SPICE netlist
R1 IN1 N002 47K
R2 IN1 N004 47K
R3 IN1 N006 47K
R4 IN1 N007 47K
R5 N003 0 124
V1 IN2 0 3.6
C1 OUT 0 47
R6 N005 0 124
R7 IN1 N001 100K
R8 N001 0 21.5K
V2 IN1 0 PWL(0 0 100u 5 1m 5 +.1u 1 +150u 1 +.1u 5)
Rload OUT 0 3.6
XU2 IN1 N001 N003 N005 N001 IN2 OUT N007 N006 N004 N002 OUT 0 LTC4415 ;pnba IN1)EN1)CLIM1)CLIM2)_EN2)IN2)OUT2)_STAT2)_WARN2)_WARN1)_STAT1)OUT1)GND
.tran 2m

* LTspice schematic (.asc)
Version 4
SHEET 1 1600 512
WIRE 576 -256 64 -256
WIRE -192 -176 -800 -176
WIRE 64 -176 64 -256
WIRE 64 -176 -192 -176
WIRE 112 -176 64 -176
WIRE 624 -176 368 -176
WIRE 688 -176 624 -176
WIRE 800 -176 688 -176
WIRE -800 -160 -800 -176
WIRE 688 -160 688 -176
WIRE 800 -160 800 -176
WIRE -192 -144 -192 -176
WIRE 112 -112 -80 -112
WIRE 384 -112 368 -112
WIRE 576 -112 576 -256
WIRE 576 -112 464 -112
WIRE -800 -64 -800 -80
WIRE 688 -64 688 -96
WIRE 800 -64 800 -80
WIRE -192 -48 -192 -64
WIRE -80 -48 -80 -112
WIRE -80 -48 -192 -48
WIRE 16 -48 -48 -48
WIRE 112 -48 96 -48
WIRE 448 -48 368 -48
WIRE 576 -48 576 -112
WIRE 576 -48 528 -48
WIRE -192 -32 -192 -48
WIRE -32 16 -48 16
WIRE 112 16 48 16
WIRE 384 16 368 16
WIRE 576 16 576 -48
WIRE 576 16 464 16
WIRE -192 64 -192 48
WIRE -80 80 -80 -48
WIRE 112 80 -80 80
WIRE 480 80 368 80
WIRE 576 80 576 16
WIRE 576 80 560 80
WIRE 112 144 -208 144
WIRE 624 144 624 -176
WIRE 624 144 368 144
WIRE -208 160 -208 144
WIRE 240 224 240 208
WIRE -208 256 -208 240
FLAG 240 224 0
FLAG -48 -48 0
FLAG 688 -64 0
FLAG 800 -64 0
FLAG 800 -176 OUT
FLAG -48 16 0
FLAG -208 256 0
FLAG -208 144 IN2
FLAG -192 64 0
FLAG -800 -64 0
FLAG -800 -176 IN1
SYMBOL res 480 -128 R90
SYMATTR InstName R1
SYMATTR Value 47K
SYMBOL res 544 -64 R90
SYMATTR InstName R2
SYMATTR Value 47K
SYMBOL res 480 0 R90
SYMATTR InstName R3
SYMATTR Value 47K
SYMBOL res 576 64 R90
SYMATTR InstName R4
SYMATTR Value 47K
SYMBOL res 112 -64 R90
SYMATTR InstName R5
SYMATTR Value 124
SYMBOL voltage -208 144 R0
SYMATTR InstName V1
SYMATTR Value 3.6
SYMBOL cap 672 -160 R0
SYMATTR InstName C1
SYMATTR Value 47
SYMBOL res 64 0 R90
SYMATTR InstName R6
SYMATTR Value 124
SYMBOL res -208 -160 R0
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL res -208 -48 R0
SYMATTR InstName R8
SYMATTR Value 21.5K
SYMBOL voltage -800 -176 R0
SYMATTR InstName V2
SYMATTR Value PWL(0 0 100u 5 1m 5 +.1u 1 +150u 1 +.1u 5)
SYMBOL res 784 -176 R0
SYMATTR InstName Rload
SYMATTR Value 3.6
SYMBOL LTC4415 240 -32 R0
SYMATTR InstName U2
* SPICE netlist
V1 A 0 SINE(0 1 41k)
V2 B 0 SINE(0 1 40k)
B1 Aneg 0 V=-V(A)
V3 ref 0 PULSE(-1 1 0 0.5u 0.5u 0 1u)
B2 N001 0 V=if(V(B)>V(ref),V(A),V(Aneg))
B3 out_mult 0 V=V(A)*V(B)
R1 N001 out 1k
C1 out 0 1n
.tran 0 10m 0 10n

* LTspice schematic (.asc)
Version 4
SHEET 1 1168 240
WIRE -408 -120 -584 -120
WIRE -72 -120 -280 -120
WIRE 408 -120 120 -120
WIRE 520 -120 488 -120
WIRE 584 -120 520 -120
WIRE -584 -104 -584 -120
WIRE -280 -104 -280 -120
WIRE 120 -104 120 -120
WIRE 520 -104 520 -120
WIRE 520 -24 520 -40
WIRE -408 24 -584 24
WIRE -72 24 -280 24
WIRE 584 24 120 24
WIRE -584 40 -584 24
WIRE -280 40 -280 24
WIRE 120 40 120 24
FLAG -584 -24 0
FLAG -584 120 0
FLAG -408 -120 A
FLAG -408 24 B
FLAG -280 -24 0
FLAG -280 120 0
FLAG -72 24 ref
FLAG -72 -120 Aneg
FLAG 120 -24 0
FLAG 120 120 0
FLAG 584 -120 out
FLAG 584 24 out_mult
FLAG 520 -24 0
SYMBOL voltage -584 -120 R0
SYMATTR InstName V1
SYMATTR Value SINE(0 1 41k)
SYMBOL voltage -584 24 R0
SYMATTR InstName V2
SYMATTR Value SINE(0 1 40k)
SYMBOL bv -280 -120 R0
SYMATTR InstName B1
SYMATTR Value V=-V(A)
SYMBOL voltage -280 24 R0
SYMATTR InstName V3
SYMATTR Value PULSE(-1 1 0 0.5u 0.5u 0 1u)
SYMBOL bv 120 -120 R0
SYMATTR InstName B2
SYMATTR Value V=if(V(B)>V(ref),V(A),V(Aneg))
SYMBOL bv 120 24 R0
SYMATTR InstName B3
SYMATTR Value V=V(A)*V(B)
SYMBOL res 392 -104 R270
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL cap 504 -104 R0
SYMATTR InstName C1
SYMATTR Value 1n
* 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 -72
WIRE -272 -40 -272 -72
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 96 56 80 56
WIRE 384 56 384 40
WIRE -384 72 -384 40
WIRE -272 72 -272 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 72 0
FLAG -272 72 0
FLAG -384 -72 +V
FLAG -272 -72 -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
V1 +V 0 10
XU1 N001 N003 +V 0 N004 NC_01 LT1782 ;pnba In+)In-)V+)V-)OUT)SHDN
Q1 N001 N004 OUT 0 2N3904
R1 +V N002 .2
R2 N001 +V 200
R3 N003 N002 200
R4 OUT 0 2K
I1 N002 0 SINE(1 1 1K)
.tran 3m

* LTspice schematic (.asc)
Version 4
SHEET 1 640 352
WIRE -160 -160 -160 -176
WIRE -128 -160 -160 -160
WIRE 0 -160 -48 -160
WIRE 272 -160 0 -160
WIRE -160 -128 -160 -160
WIRE -320 -80 -320 -96
WIRE 64 -80 64 -96
WIRE 272 -48 272 -160
WIRE -160 -32 -160 -48
WIRE -112 -32 -160 -32
WIRE 32 -32 -32 -32
WIRE 208 0 176 0
WIRE -320 16 -320 0
WIRE 0 32 0 -160
WIRE 32 32 0 32
WIRE -160 48 -160 -32
WIRE 272 64 272 48
WIRE 320 64 272 64
WIRE 272 80 272 64
WIRE 64 96 64 80
WIRE -160 144 -160 128
WIRE 272 176 272 160
FLAG -320 16 0
FLAG 64 -96 +V
FLAG -320 -96 +V
FLAG 64 96 0
FLAG 272 176 0
FLAG -160 144 0
FLAG -160 -176 +V
FLAG 320 64 OUT
SYMBOL voltage -320 -96 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL opamps\\LT1782 64 0 R0
SYMATTR InstName U1
SYMBOL npn 208 -48 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL res -176 -144 R0
SYMATTR InstName R1
SYMATTR Value .2
SYMBOL res -32 -176 R90
SYMATTR InstName R2
SYMATTR Value 200
SYMBOL res -16 -48 R90
SYMATTR InstName R3
SYMATTR Value 200
SYMBOL res 256 64 R0
SYMATTR InstName R4
SYMATTR Value 2K
SYMBOL current -160 48 R0
SYMATTR InstName I1
SYMATTR Value SINE(1 1 1K)
* SPICE netlist
L N001 Vo {Q*Ro/wo}
C Vo 0 {1/(Q*wo*Ro)}
V1 Vi 0 SINE(0 1 0 0 0 0 1000) AC 1 0
R1 N001 Vi {Ro}
.ac dec 100 .01 100
.param Q=sqrt(2)/2 wo=1 Ro=1

* LTspice schematic (.asc)
Version 4
SHEET 1 656 272
WIRE -296 -120 -328 -120
WIRE -152 -120 -296 -120
WIRE 8 -120 -72 -120
WIRE 168 -120 88 -120
WIRE 328 -120 168 -120
WIRE -296 -56 -296 -120
WIRE 168 -40 168 -120
WIRE -296 104 -296 24
WIRE 168 104 168 24
WIRE 168 104 -296 104
WIRE 168 136 168 104
FLAG -328 -120 Vi
IOPIN -256 112 In
FLAG 328 -120 Vo
IOPIN 400 112 Out
FLAG 168 136 0
SYMBOL ind -8 -104 R270
SYMATTR InstName L
SYMATTR Value {Q*Ro/wo}
SYMBOL cap 152 -40 R0
SYMATTR Value {1/(Q*wo*Ro)}
SYMATTR InstName C
SYMBOL voltage -296 -72 R0
SYMATTR Value SINE(0 1 0 0 0 0 1000)
SYMATTR InstName V1
SYMATTR Value2 AC 1 0
SYMBOL res -56 -136 R90
SYMATTR InstName R1
SYMATTR Value {Ro}
* SPICE netlist
V1 IN 0 5
C1 OUT 0 1
Rload OUT 0 330
V2 N001 0 PULSE(0 5 100u 50n 50n 2.5m)
XU1 IN 0 N001 OUT ADP16xfd K=303u ;pnba Vin)GND)En)Vout
.tran 4m

* LTspice schematic (.asc)
Version 4
SHEET 1 576 224
WIRE -64 -112 -288 -112
WIRE 192 -112 128 -112
WIRE 288 -112 192 -112
WIRE -288 -96 -288 -112
WIRE 192 -96 192 -112
WIRE 288 -96 288 -112
WIRE -288 0 -288 -16
WIRE -64 0 -208 0
WIRE 192 0 192 -32
WIRE 288 0 288 -16
WIRE -208 16 -208 0
WIRE 32 64 32 48
WIRE -208 112 -208 96
FLAG -288 0 0
FLAG 32 64 0
FLAG 192 0 0
FLAG 288 0 0
FLAG 288 -112 OUT
FLAG -288 -112 IN
FLAG -208 112 0
SYMBOL voltage -288 -112 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL cap 176 -96 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL res 272 -112 R0
SYMATTR InstName Rload
SYMATTR Value 330
SYMBOL voltage -208 0 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 5 100u 50n 50n 2.5m)
SYMBOL ADP160-3.3 32 0 R0
SYMATTR InstName U1
* SPICE netlist
C1 HPF N001 {Ch}
C2 0 LPF {Cl}
R1 HPF 0 {Rh}
R2 LPF HPF {Rl}
V1 N001 0 AC 1 0
XU1 LPF N002 N003 0 OUT level1 Avol=1Meg GBW=10Meg Vos=0 En=0 Enk=0 In=0 Ink=0 Rin=500Meg ;pnba In+)In-)V+)V-)OUT
R3 OUT N002 {R1}
R4 N002 0 {R2}
V2 N003 0 5
D1 0 MCU D
D2 MCU 3.3V D
R5 MCU OUT R
.param Ch=47u Rh=6.7k Rl=2k Cl=47u
.param R1=390k R2=1k
.ac dec 1000 0.01 20

* LTspice schematic (.asc)
Version 4
SHEET 1 1104 384
WIRE -440 -128 -552 -128
WIRE -312 -128 -376 -128
WIRE -296 -128 -312 -128
WIRE -216 -128 -296 -128
WIRE -88 -128 -136 -128
WIRE -24 -128 -88 -128
WIRE -8 -128 -24 -128
WIRE -8 -96 -8 -128
WIRE 120 -96 -8 -96
WIRE 248 -80 184 -80
WIRE 312 -80 248 -80
WIRE 344 -80 312 -80
WIRE 472 -80 472 -128
WIRE 472 -80 424 -80
WIRE 552 -80 472 -80
WIRE -552 -64 -552 -128
WIRE 120 -64 88 -64
WIRE -296 -48 -296 -128
WIRE 248 -48 248 -80
WIRE -88 -32 -88 -128
WIRE 472 -32 472 -80
WIRE 88 32 88 -64
WIRE 248 32 88 32
WIRE -552 64 -552 16
WIRE -296 64 -296 32
WIRE -296 64 -552 64
WIRE -88 64 -88 32
WIRE -88 64 -296 64
WIRE -552 80 -552 64
WIRE 152 112 152 -48
FLAG -552 80 0
FLAG 248 112 0
FLAG 152 192 0
FLAG 152 -112 0
FLAG -312 -128 HPF
FLAG -24 -128 LPF
FLAG 312 -80 OUT
FLAG 472 32 0
FLAG 472 -192 3.3V
FLAG 552 -80 MCU
SYMBOL cap -376 -144 R90
SYMATTR InstName C1
SYMATTR Value {Ch}
SYMBOL cap -72 32 R180
SYMATTR InstName C2
SYMATTR Value {Cl}
SYMBOL res -312 -64 R0
SYMATTR InstName R1
SYMATTR Value {Rh}
SYMBOL res -120 -144 R90
SYMATTR InstName R2
SYMATTR Value {Rl}
SYMBOL voltage -552 -80 R0
SYMATTR Value2 AC 1 0
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL OpAmps\\UniversalOpamp 152 -80 M180
SYMATTR InstName U1
SYMBOL res 232 -64 R0
SYMATTR InstName R3
SYMATTR Value {R1}
SYMBOL res 232 16 R0
SYMATTR InstName R4
SYMATTR Value {R2}
SYMBOL voltage 152 96 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL diode 488 32 R180
SYMATTR InstName D1
SYMBOL diode 488 -128 R180
SYMATTR InstName D2
SYMBOL res 440 -96 R90
SYMATTR InstName R5
* SPICE netlist
D1 N001 0 D1N4007
V1 N001 0 0
.dc V1 -1 1 10m
+IS=7.02767e-09 RS=0.0341512 N=1.80803 EG=1.05743
+XTI=5 BV=1000 IBV=5e-08 CJO=1e-11
+VJ=0.7 M=0.5 FC=0.5 TT=1e-07
+KF=0 AF=1

* LTspice schematic (.asc)
Version 4
SHEET 1 200 200
WIRE 64 -88 -64 -88
WIRE -64 -40 -64 -88
WIRE 64 -40 64 -88
WIRE -64 88 -64 40
WIRE 64 88 64 24
FLAG -64 88 0
FLAG 64 88 0
SYMBOL diode 48 -40 R0
SYMATTR InstName D1
SYMATTR Value D1N4007
SYMBOL voltage -64 -56 R0
SYMATTR InstName V1
SYMATTR Value 0
* SPICE netlist
V1 +V 0 15
V2 -V 0 -15
R1 N003 N002 20K
R2 N002 IN 20K
V3 IN 0 SINE(0 1 100 1 0 0 200)
XU1 0 N002 +V -V N005 LT1122 ;pnba In+)In-)V+)V-)OUT
R3 OUT N001 200K
XU2 0 N004 +V -V OUT LT1122 ;pnba In+)In-)V+)V-)OUT
D1 N003 N005 1N4148
D2 N005 N002 1N4148
R5 N001 IN 200K
R6 N001 N003 100K
R7 N004 N001 1K
C1 OUT N001 1
.tran 5

* LTspice schematic (.asc)
Version 4
SHEET 1 1008 496
WIRE 312 -232 232 -232
WIRE 456 -232 376 -232
WIRE -8 -136 -280 -136
WIRE 232 -136 232 -232
WIRE 232 -136 72 -136
WIRE 296 -136 232 -136
WIRE 456 -136 456 -232
WIRE 456 -136 376 -136
WIRE 392 -24 392 -40
WIRE -280 -8 -280 -136
WIRE -280 -8 -504 -8
WIRE -264 -8 -280 -8
WIRE -168 -8 -184 -8
WIRE -72 -8 -168 -8
WIRE 40 -8 8 -8
WIRE 104 -8 40 -8
WIRE 232 -8 232 -136
WIRE 232 -8 184 -8
WIRE 248 -8 232 -8
WIRE 360 -8 328 -8
WIRE -504 8 -504 -8
WIRE 456 8 456 -136
WIRE 456 8 424 8
WIRE 504 8 456 8
WIRE 40 24 40 -8
WIRE 360 24 328 24
WIRE 392 56 392 40
WIRE -504 104 -504 88
WIRE -72 104 -72 88
WIRE -168 120 -168 -8
WIRE -104 120 -168 120
WIRE 184 120 184 104
WIRE 312 120 312 104
WIRE 40 136 40 88
WIRE 40 136 -40 136
WIRE -104 152 -136 152
WIRE 40 168 40 136
WIRE -72 184 -72 168
WIRE 184 216 184 200
WIRE 312 216 312 200
WIRE -168 248 -168 120
WIRE 40 248 40 232
WIRE 40 248 -168 248
FLAG 312 216 0
FLAG -72 88 +V
FLAG 312 104 +V
FLAG -72 184 -V
FLAG 184 216 0
FLAG 184 104 -V
FLAG -504 104 0
FLAG -136 152 0
FLAG 392 -40 +V
FLAG 392 56 -V
FLAG 328 24 0
FLAG 504 8 OUT
FLAG -504 -8 IN
SYMBOL voltage 312 104 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 184 104 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL res 24 -24 R90
SYMATTR InstName R1
SYMATTR Value 20K
SYMBOL res -168 -24 R90
SYMATTR InstName R2
SYMATTR Value 20K
SYMBOL voltage -504 -8 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 100 1 0 0 200)
SYMBOL opamps\\LT1122 -72 72 R0
SYMATTR InstName U1
SYMBOL res 392 -152 R90
SYMATTR InstName R3
SYMATTR Value 200K
SYMBOL opamps\\LT1122 392 -56 R0
SYMATTR InstName U2
SYMBOL diode 24 24 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 24 168 R0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res 88 -152 R90
SYMATTR InstName R5
SYMATTR Value 200K
SYMBOL res 200 -24 R90
SYMATTR InstName R6
SYMATTR Value 100K
SYMBOL res 344 -24 R90
SYMATTR InstName R7
SYMATTR Value 1K
SYMBOL cap 376 -248 R90
SYMATTR InstName C1
SYMATTR Value 1
* SPICE netlist
V1 IN 0 3.6
L1 N001 OUT1 2.2
C1 OUT1 0 10
R1 OUT1 N002 243K
C2 OUT1 N002 22p
R2 N002 0 115K
C3 OUT2 0 2.2
R3 OUT2 N003 412K
R4 N003 0 150K
XU1 IN IN N002 N003 OUT2 OUT1 0 0 IN N001 LTC3541-1 ;pnba Vin)ENBuck)BuckFB)LFB)LVout)LVin)GND)Mode)ENVLDO)SW
Rload1 OUT1 0 12.5
Rload2 OUT2 0 50
.tran 3m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1056 528
WIRE -176 -264 -272 -264
WIRE -16 -264 -176 -264
WIRE 144 -264 -16 -264
WIRE -272 -248 -272 -264
WIRE -16 -248 -16 -264
WIRE -176 -184 -176 -264
WIRE -160 -184 -176 -184
WIRE 144 -184 144 -264
WIRE 144 -184 128 -184
WIRE -272 -152 -272 -168
WIRE -160 -72 -176 -72
WIRE 144 -72 128 -72
WIRE 240 -72 224 -72
WIRE 272 -72 240 -72
WIRE 352 -72 272 -72
WIRE 448 -72 352 -72
WIRE 528 -72 448 -72
WIRE 272 -56 272 -72
WIRE 352 -56 352 -72
WIRE 448 -56 448 -72
WIRE 528 -56 528 -72
WIRE -368 40 -512 40
WIRE -256 40 -368 40
WIRE -160 40 -256 40
WIRE 272 40 272 8
WIRE 272 40 128 40
WIRE 352 40 352 24
WIRE 352 40 272 40
WIRE 448 40 448 8
WIRE 528 40 528 24
WIRE -512 56 -512 40
WIRE -368 56 -368 40
WIRE -256 56 -256 40
WIRE 352 56 352 40
WIRE -512 152 -512 136
WIRE -368 152 -368 120
WIRE -256 152 -256 136
WIRE -160 152 -256 152
WIRE 240 152 240 -72
WIRE 240 152 128 152
WIRE 352 152 352 136
WIRE -256 168 -256 152
WIRE -16 232 -16 216
WIRE -256 264 -256 248
FLAG -16 232 0
FLAG -272 -152 0
FLAG -272 -264 IN
FLAG -176 -72 0
FLAG 528 40 0
FLAG 448 40 0
FLAG 528 -72 OUT1
FLAG 352 152 0
FLAG -512 152 0
FLAG -368 152 0
FLAG -512 40 OUT2
FLAG -256 264 0
SYMBOL voltage -272 -264 R0
SYMATTR InstName V1
SYMATTR Value 3.6
SYMBOL ind 128 -56 R270
SYMATTR InstName L1
SYMATTR Value 2.2
SYMBOL cap 432 -56 R0
SYMATTR InstName C1
SYMATTR Value 10
SYMBOL res 336 -72 R0
SYMATTR InstName R1
SYMATTR Value 243K
SYMBOL cap 256 -56 R0
SYMATTR InstName C2
SYMATTR Value 22p
SYMBOL res 336 40 R0
SYMATTR InstName R2
SYMATTR Value 115K
SYMBOL cap -384 56 R0
SYMATTR InstName C3
SYMATTR Value 2.2
SYMBOL res -272 40 R0
SYMATTR InstName R3
SYMATTR Value 412K
SYMBOL res -272 152 R0
SYMATTR InstName R4
SYMATTR Value 150K
SYMBOL PowerProducts\\LTC3541-1 -16 -24 R0
SYMATTR InstName U1
SYMBOL res 512 -72 R0
SYMATTR InstName Rload1
SYMATTR Value 12.5
SYMBOL res -528 40 R0
SYMATTR InstName Rload2
SYMATTR Value 50
* SPICE netlist
V1 IN 0 PWL(0 0 1 10) Rser=0.1
Rload OUT 0 10
C1 OUT 0 10
XU1 0 OUT IN LT1084-5 ;pnba GND)OUT)IN
.tran 1

* LTspice schematic (.asc)
Version 4
SHEET 1 656 200
WIRE -120 -64 -328 -64
WIRE 200 -64 136 -64
WIRE 328 -64 200 -64
WIRE -328 -48 -328 -64
WIRE 200 -48 200 -64
WIRE 328 -48 328 -64
WIRE -328 48 -328 32
WIRE 200 48 200 16
WIRE 328 48 328 32
WIRE 8 64 8 32
FLAG 328 -64 OUT
FLAG 328 48 0
FLAG -328 48 0
FLAG 200 48 0
FLAG -328 -64 IN
FLAG 8 64 0
SYMBOL VOLTAGE -328 -64 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1 10)
SYMATTR SpiceLine Rser=0.1
SYMBOL RES 312 -64 R0
SYMATTR InstName Rload
SYMATTR Value 10
SYMBOL cap 184 -48 R0
SYMATTR InstName C1
SYMATTR Value 10
SYMBOL PowerProducts\\LT1084-5 8 -64 R0
SYMATTR InstName U1
* SPICE netlist
D1 PuntaX1Vin PuntaX1Vout D1N4001
R1 PuntaX1Vout 0 10k
V2 N001 0 SINE(0 5 50k)
R2 N001 PuntaX1Vin 50
R4 PuntaX1Vout 0 1Meg
C2 PuntaX1Vout 0 200p
R3 PuntaX1Vin 0 1Meg
C1 PuntaX1Vin 0 200p
.tran 0 80u 40u
.meas Vmedio AVG V(Puntax1Vout) from 0us to 20us

* LTspice schematic (.asc)
Version 4
SHEET 1 1232 464
WIRE -568 -232 -616 -232
WIRE -424 -232 -488 -232
WIRE -72 -232 -168 -232
WIRE 8 -232 -72 -232
WIRE 200 -232 72 -232
WIRE 296 -232 200 -232
WIRE 568 -232 520 -232
WIRE 616 -232 568 -232
WIRE 296 -200 296 -232
WIRE 520 -200 520 -232
WIRE -616 -184 -616 -232
WIRE 616 -184 616 -232
WIRE 520 -88 520 -120
WIRE 568 -88 520 -88
WIRE 616 -88 616 -120
WIRE 616 -88 568 -88
WIRE -616 -40 -616 -104
WIRE 296 -40 296 -120
WIRE 568 -40 568 -88
WIRE 568 40 520 40
WIRE 616 40 568 40
WIRE 520 72 520 40
WIRE 616 88 616 40
WIRE 520 184 520 152
WIRE 568 184 520 184
WIRE 616 184 616 152
WIRE 616 184 568 184
WIRE 568 232 568 184
FLAG 296 -40 0
FLAG -616 -40 0
FLAG -424 -232 GenF
FLAG -168 -232 GenF
FLAG 568 -40 0
FLAG 568 -232 PuntaX1Vout
FLAG 200 -232 PuntaX1Vout
FLAG 568 232 0
FLAG 568 40 PuntaX1Vin
FLAG -72 -232 PuntaX1Vin
SYMBOL diode 8 -216 R270
SYMATTR InstName D1
SYMATTR Value D1N4001
SYMBOL res 280 -216 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL voltage -616 -200 R0
SYMATTR InstName V2
SYMATTR Value SINE(0 5 50k)
SYMBOL res -584 -216 R270
SYMATTR InstName R2
SYMATTR Value 50
SYMBOL res 504 -216 R0
SYMATTR InstName R4
SYMATTR Value 1Meg
SYMBOL cap 600 -184 R0
SYMATTR InstName C2
SYMATTR Value 200p
SYMBOL res 504 56 R0
SYMATTR InstName R3
SYMATTR Value 1Meg
SYMBOL cap 600 88 R0
SYMATTR InstName C1
SYMATTR Value 200p
* SPICE netlist
L1 IN N001 2.2 Rpar=5K
V1 IN 0 1.2
R1 OUT N002 1.4Meg
R2 N002 0 1Meg
C1 OUT 0 4.7 Rser=1m
Rload OUT 0 28.5
XU1 N001 0 IN IN N002 OUT LTC3526LB-2 ;pnba SW)GND)Vin)_SHDN)FB)Vout
.tran 500u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 720 384
WIRE -264 -192 -360 -192
WIRE -216 -192 -264 -192
WIRE -88 -192 -136 -192
WIRE -360 -176 -360 -192
WIRE -88 -144 -88 -192
WIRE -360 -80 -360 -96
WIRE -264 -80 -264 -192
WIRE -232 -80 -264 -80
WIRE 104 -80 56 -80
WIRE 248 -80 104 -80
WIRE 360 -80 248 -80
WIRE 104 -48 104 -80
WIRE 248 -48 248 -80
WIRE 360 -48 360 -80
WIRE 248 48 248 16
WIRE 360 48 360 32
WIRE -264 80 -264 -80
WIRE -232 80 -264 80
WIRE 104 80 104 32
WIRE 104 80 56 80
WIRE 104 96 104 80
WIRE -88 160 -88 144
WIRE 104 192 104 176
FLAG -360 -80 0
FLAG -88 160 0
FLAG 104 192 0
FLAG 248 48 0
FLAG 360 48 0
FLAG -360 -192 IN
FLAG 360 -80 OUT
SYMBOL ind -232 -176 R270
SYMATTR InstName L1
SYMATTR Value 2.2
SYMATTR SpiceLine Rpar=5K
SYMBOL voltage -360 -192 R0
SYMATTR InstName V1
SYMATTR Value 1.2
SYMBOL res 88 -64 R0
SYMATTR InstName R1
SYMATTR Value 1.4Meg
SYMBOL res 88 80 R0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL cap 232 -48 R0
SYMATTR InstName C1
SYMATTR Value 4.7
SYMATTR SpiceLine Rser=1m
SYMBOL res 344 -64 R0
SYMATTR InstName Rload
SYMATTR Value 28.5
SYMBOL PowerProducts\\LTC3526LB-2 -88 0 R0
SYMATTR InstName U1
* SPICE netlist
L1 N001 Vi {L1} Rser=0
L2 N002 N001 {L2} Rser=0
C1 N002 0 {C1}
L3 Vo N001 {L3} Rser=0
L4 N003 Vo {L4} Rser=0
C2 N003 0 {C2}
V1 Vi 0 AC 1 0
R1 Vo 0 100000T
.param Ww=(2*pi)
.param L1=(32)/(45*Ww)
.param L2=(68)/(225*Ww)
.param L3=(374)/(135*Ww)
.param L4=1/(Ww)
.param C1=(25)/(68*Ww)
.param C2=(1)/(2*Ww)
.net I(R1) V1
.ac dec 1000 0.0001 100000

* LTspice schematic (.asc)
Version 4
SHEET 1 704 208
WIRE -256 -88 -352 -88
WIRE -64 -88 -176 -88
WIRE -16 -88 -64 -88
WIRE 192 -88 64 -88
WIRE 352 -88 192 -88
WIRE -64 -56 -64 -88
WIRE 192 -56 192 -88
WIRE -352 -40 -352 -88
WIRE 352 -40 352 -88
WIRE -64 40 -64 24
WIRE 192 40 192 24
WIRE -352 104 -352 40
WIRE -64 104 -352 104
WIRE 192 104 -64 104
WIRE 352 104 352 40
WIRE 352 104 192 104
FLAG -64 104 0
FLAG 352 -88 Vo
FLAG -352 -88 Vi
SYMBOL ind -160 -104 R90
SYMATTR InstName L1
SYMATTR Value {L1}
SYMATTR SpiceLine Rser=0
SYMBOL ind -48 40 R180
SYMATTR InstName L2
SYMATTR Value {L2}
SYMATTR SpiceLine Rser=0
SYMBOL cap -80 40 R0
SYMATTR InstName C1
SYMATTR Value {C1}
SYMBOL ind 80 -104 R90
SYMATTR InstName L3
SYMATTR Value {L3}
SYMATTR SpiceLine Rser=0
SYMBOL ind 208 40 R180
SYMATTR InstName L4
SYMATTR Value {L4}
SYMATTR SpiceLine Rser=0
SYMBOL cap 176 40 R0
SYMATTR InstName C2
SYMATTR Value {C2}
SYMBOL voltage -352 -56 R0
SYMATTR Value2 AC 1 0
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL res 336 -56 R0
SYMATTR InstName R1
SYMATTR Value 100000T
* SPICE netlist
R1 N001 0 6
R2 N003 N002 4
R3 N001 0 30
R4 N002 0 12
R5 N002 N001 4
V1 N003 0 8
.tran 0 10 0 10

* LTspice schematic (.asc)
Version 4
SHEET 1 1024 480
WIRE -432 -224 -512 -224
WIRE -176 -224 -352 -224
WIRE -48 -224 -176 -224
WIRE 128 -224 32 -224
WIRE 288 -224 128 -224
WIRE 512 -224 368 -224
WIRE -176 -80 -176 -224
WIRE 128 -80 128 -224
WIRE 512 -80 512 -224
WIRE -512 224 -512 -224
WIRE -176 224 -176 0
WIRE -176 224 -512 224
WIRE 128 224 128 0
WIRE 128 224 -176 224
WIRE 512 224 512 0
WIRE 512 224 128 224
WIRE 512 240 512 224
FLAG 512 240 0
SYMBOL res -336 -240 R90
SYMATTR InstName R1
SYMATTR Value 6
SYMBOL res 384 -240 R90
SYMATTR InstName R2
SYMATTR Value 4
SYMBOL res -192 -96 R0
SYMATTR InstName R3
SYMATTR Value 30
SYMBOL res 112 -96 R0
SYMATTR InstName R4
SYMATTR Value 12
SYMBOL res 48 -240 R90
SYMATTR InstName R5
SYMATTR Value 4
SYMBOL voltage 512 -96 R0
SYMATTR InstName V1
SYMATTR Value 8
* SPICE netlist
C1 N002 N001 1
C2 0 OUT 2.7
V1 IN 0 5
Rload OUT 0 10
XU1 IN 0 IN N001 OUT N002 LTC3250-1.2 ;pnba Vin)GND)_SHND)C-)Vout)C+
.tran 200u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 560 288
WIRE -56 -128 -88 -128
WIRE 40 -128 8 -128
WIRE -88 -48 -88 -128
WIRE 40 -48 40 -128
WIRE -200 16 -280 16
WIRE -152 16 -200 16
WIRE 200 16 104 16
WIRE 280 16 200 16
WIRE -280 32 -280 16
WIRE 200 32 200 16
WIRE 280 32 280 16
WIRE 200 128 200 96
WIRE 280 128 280 112
WIRE -280 144 -280 112
WIRE -200 144 -200 16
WIRE -152 144 -200 144
WIRE 120 144 104 144
FLAG 120 144 0
FLAG -280 144 0
FLAG 200 128 0
FLAG 280 128 0
FLAG 280 16 OUT
FLAG -280 16 IN
SYMBOL cap 8 -144 R90
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL cap 184 96 M180
SYMATTR InstName C2
SYMATTR Value 2.7
SYMBOL voltage -280 16 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 264 16 R0
SYMATTR InstName Rload
SYMATTR Value 10
SYMBOL PowerProducts\\LTC3250-1.2 -24 64 R0
SYMATTR InstName U1
* SPICE netlist
M1 N001 N002 0 0 nch l=2u w=4u
VGS N002 0 1.8
VDS N001 0 1.8
.dc VGS 0 1.8 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 464 368
WIRE 232 -184 24 -184
WIRE 24 -88 24 -184
WIRE 120 -40 24 -40
WIRE -24 -8 -232 -8
WIRE 232 -8 232 -184
WIRE -232 8 -232 -8
WIRE -232 152 -232 88
WIRE 24 152 24 8
WIRE 24 152 -232 152
WIRE 120 152 120 -40
WIRE 120 152 24 152
WIRE 232 152 232 72
WIRE 232 152 120 152
WIRE 24 184 24 152
FLAG 24 184 0
SYMBOL nmos4 -24 -88 R0
SYMATTR InstName M1
SYMATTR Value nch
SYMATTR Value2 l=2u w=4u
SYMBOL voltage -232 -8 R0
SYMATTR InstName VGS
SYMATTR Value 1.8
SYMBOL voltage 232 -24 R0
SYMATTR InstName VDS
SYMATTR Value 1.8
* SPICE netlist
L1 IN N002 10 Rpar=1K
C1 N002 N001 1
R1 OUT N005 768K
XU1 N004 N005 OUT 0 N002 N001 IN IN LT1306 ;pnba Vc)FB)OUT)GND)SW)CAP)Vin)_SHDN
R2 N005 0 249K
R3 N004 N003 118K
C2 N003 0 680p
C3 N004 0 68p
V1 IN 0 3
C4 OUT 0 220
D1 IN N001 MBR0530L
Rload OUT 0 15
.tran 1.5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 832 512
WIRE -64 -256 -144 -256
WIRE 80 -256 0 -256
WIRE -240 -160 -352 -160
WIRE -144 -160 -144 -256
WIRE -144 -160 -240 -160
WIRE -128 -160 -144 -160
WIRE -32 -160 -48 -160
WIRE 0 -160 -32 -160
WIRE 80 -160 80 -256
WIRE 80 -160 64 -160
WIRE -352 -144 -352 -160
WIRE -144 -96 -144 -160
WIRE -32 -96 -32 -160
WIRE 80 -96 80 -160
WIRE -352 -48 -352 -64
WIRE -240 0 -240 -160
WIRE -192 0 -240 0
WIRE 192 0 128 0
WIRE 304 0 192 0
WIRE 416 0 304 0
WIRE 192 16 192 0
WIRE 304 16 304 0
WIRE 416 16 416 0
WIRE 304 112 304 80
WIRE 416 112 416 96
WIRE -368 128 -400 128
WIRE -256 128 -288 128
WIRE -192 128 -256 128
WIRE 192 128 192 96
WIRE 192 128 128 128
WIRE -400 160 -400 128
WIRE -256 160 -256 128
WIRE 192 160 192 128
WIRE -400 256 -400 224
WIRE -256 256 -256 224
WIRE -32 256 -32 224
WIRE 192 256 192 240
FLAG 192 256 0
FLAG -32 256 0
FLAG -400 256 0
FLAG -256 256 0
FLAG -352 -48 0
FLAG 304 112 0
FLAG 416 112 0
FLAG 416 0 OUT
FLAG -352 -160 IN
SYMBOL ind -144 -144 R270
SYMATTR InstName L1
SYMATTR Value 10
SYMATTR SpiceLine Rpar=1K
SYMBOL polcap 0 -176 M90
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL RES 176 0 R0
SYMATTR InstName R1
SYMATTR Value 768K
SYMBOL POWERPRODUCTS\\LT1306 -32 64 R0
SYMATTR InstName U1
SYMBOL RES 176 144 R0
SYMATTR InstName R2
SYMATTR Value 249K
SYMBOL RES -272 112 R90
SYMATTR InstName R3
SYMATTR Value 118K
SYMBOL cap -416 160 R0
SYMATTR InstName C2
SYMATTR Value 680p
SYMBOL cap -272 160 R0
SYMATTR InstName C3
SYMATTR Value 68p
SYMBOL VOLTAGE -352 -160 R0
SYMATTR InstName V1
SYMATTR Value 3
SYMBOL polcap 288 16 R0
SYMATTR InstName C4
SYMATTR Value 220
SYMBOL schottky -64 -240 R270
SYMATTR InstName D1
SYMATTR Value MBR0530L
SYMBOL RES 400 0 R0
SYMATTR InstName Rload
SYMATTR Value 15