Si7li/ltspice-spice-circuits-no-aug huggingface dataset:
* SPICE netlist
T1 Voadd2 0 Vout 0 Td=10n Z0=50
Eadd1 Voadd1 0 N001 Vout 0.1
Vin N001 0 AC 1
Eadd2 Voadd2 0 Voadd1 Voutm 1
R1 Vout 0 50
Eneg Voutm 0 Vout 0 -1
.ac dec 1000 10k 200MEG

* LTspice schematic (.asc)
Version 4
SHEET 1 848 304
WIRE 40 -152 -40 -152
WIRE 152 -152 40 -152
WIRE 328 -152 248 -152
WIRE 408 -152 328 -152
WIRE 424 -152 408 -152
WIRE -40 -136 -40 -152
WIRE -200 -120 -248 -120
WIRE -88 -120 -200 -120
WIRE 408 -120 408 -152
WIRE -248 -88 -248 -120
WIRE -296 -72 -424 -72
WIRE -424 -56 -424 -72
WIRE -40 -40 -40 -56
WIRE 408 -8 408 -40
WIRE -88 24 -88 -72
WIRE 72 24 -88 24
WIRE 168 24 72 24
WIRE 328 40 328 -152
WIRE 328 40 216 40
WIRE -424 56 -424 24
WIRE 216 104 216 88
WIRE 168 120 168 104
WIRE -296 152 -296 -24
WIRE 328 152 328 40
WIRE 328 152 -296 152
FLAG 248 -120 0
FLAG 152 -120 0
FLAG -248 -8 0
FLAG -200 -120 Voadd1
FLAG -424 56 0
FLAG 40 -152 Voadd2
FLAG 424 -152 Vout
FLAG 408 -8 0
FLAG -40 -40 0
FLAG 168 120 0
FLAG 216 104 0
FLAG 72 24 Voutm
SYMBOL tline 200 -136 R0
SYMATTR InstName T1
SYMATTR Value Td=10n Z0=50
SYMBOL e -248 -104 R0
SYMATTR InstName Eadd1
SYMATTR Value 0.1
SYMBOL voltage -424 -72 R0
SYMATTR InstName Vin
SYMATTR Value2 AC 1
SYMATTR Value ""
SYMBOL e -40 -152 R0
SYMATTR InstName Eadd2
SYMATTR Value 1
SYMBOL res 392 -136 R0
SYMATTR InstName R1
SYMATTR Value 50
SYMBOL e 168 8 M0
SYMATTR InstName Eneg
SYMATTR Value -1
* SPICE netlist
V1 +V 0 5
V2 -V 0 -5
R1 N002 N001 1K
R2 N001 0 1K
V3 IN 0 AC 1
R3 N002 N003 75
R4 OUT 0 75
T1 N003 0 OUT 0 Td=50n Z0=75
XU1 IN N001 +V -V N002 NC_01 LT1191 ;pnba In+)In-)V+)V-)OUT)SHDN
.ac oct 100 100K 100Meg

* LTspice schematic (.asc)
Version 4
SHEET 1 928 272
WIRE -192 -120 -208 -120
WIRE -96 -120 -112 -120
WIRE -80 -120 -96 -120
WIRE 32 -120 0 -120
WIRE -464 -56 -464 -72
WIRE -336 -56 -336 -72
WIRE -48 -24 -48 -40
WIRE -96 -8 -96 -120
WIRE -64 -8 -96 -8
WIRE 32 8 32 -120
WIRE 32 8 0 8
WIRE 96 8 32 8
WIRE 240 8 176 8
WIRE 464 8 336 8
WIRE -64 24 -160 24
WIRE 464 24 464 8
WIRE -464 40 -464 24
WIRE -336 40 -336 24
WIRE -160 40 -160 24
WIRE 240 40 192 40
WIRE 384 40 336 40
WIRE -48 56 -48 40
WIRE 464 120 464 104
WIRE -160 136 -160 120
FLAG -336 40 0
FLAG -48 -40 +V
FLAG -336 -72 +V
FLAG -48 56 -V
FLAG -464 40 0
FLAG -464 -72 -V
FLAG -208 -120 0
FLAG -160 136 0
FLAG 464 120 0
FLAG 384 40 0
FLAG 192 40 0
FLAG 464 8 OUT
FLAG -160 24 IN
SYMBOL voltage -336 -72 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -464 -72 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res 16 -136 R90
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL res -96 -136 R90
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL voltage -160 24 R0
SYMATTR InstName V3
SYMATTR Value AC 1
SYMBOL res 80 24 R270
SYMATTR InstName R3
SYMATTR Value 75
SYMBOL res 448 8 R0
SYMATTR InstName R4
SYMATTR Value 75
SYMBOL tline 288 24 R0
SYMATTR InstName T1
SYMATTR Value Td=50n Z0=75
SYMBOL opamps\\LT1191 -32 8 R0
SYMATTR InstName U1
* SPICE netlist
V1 N001 0 SINE(0 1 1kHz 0 0 0) AC 1 0
R2 R 0 1k
R1 N001 R 1k
R3 N001 C 1k
R4 N001 L 1k
C1 C 0 159nF
L1 L 0 159mH
; .dc V1 -10V 10V 100mV
; .ac dec 51 1 1MEG
.tran 0 3m 0 3u

* LTspice schematic (.asc)
Version 4
SHEET 1 1248 336
WIRE 128 -168 -624 -168
WIRE 448 -168 128 -168
WIRE -624 -88 -624 -168
WIRE -288 -88 -624 -88
WIRE -48 -88 -208 -88
WIRE -32 -88 -48 -88
WIRE 128 -88 128 -168
WIRE 192 -88 128 -88
WIRE 448 -88 448 -168
WIRE 544 -88 448 -88
WIRE -624 -40 -624 -88
WIRE 624 -24 624 -88
WIRE 272 -8 272 -88
WIRE -32 24 -32 -88
WIRE 272 40 272 -8
WIRE 624 40 624 -24
WIRE -624 152 -624 40
WIRE -32 168 -32 104
WIRE 272 168 272 104
WIRE 624 168 624 120
FLAG -624 152 0
FLAG -32 168 0
FLAG 272 168 0
FLAG 624 168 0
FLAG -48 -88 R
FLAG 272 -8 C
FLAG 624 -24 L
SYMBOL voltage -624 -56 R0
SYMATTR InstName V1
SYMATTR Value SINE(0 1 1kHz 0 0 0) AC 1 0
SYMBOL res -48 8 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL res -304 -72 R270
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 176 -72 R270
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL res 528 -72 R270
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL cap 256 40 R0
SYMATTR InstName C1
SYMATTR Value 159nF
SYMBOL ind 608 24 R0
SYMATTR InstName L1
SYMATTR Value 159mH
* SPICE netlist
V1 +VCC 0 15
V2 -VCC 0 -15
XU1 N004 N003 +VCC -VCC N002 AD820 ;pnba In+)In-)V+)V-)OUT
C1 N004 0 1nf
R1 N004 0 3k74
R2 P001 N004 3k74
C2 N002 P001 1nf
R3 N003 0 10k
R4 N001 N003 18k
R5 N002 N001 3k9
D1 N002 N001 1N4148
D2 N001 N002 1N4148
.tran .002 startup uic

* LTspice schematic (.asc)
Version 4
SHEET 1 640 528
WIRE 112 -264 32 -264
WIRE 32 -200 32 -264
WIRE 176 -200 176 -264
WIRE 176 -200 96 -200
WIRE 32 -104 32 -200
WIRE 32 -104 -96 -104
WIRE 176 -104 176 -200
WIRE 176 -104 112 -104
WIRE 320 -104 176 -104
WIRE -96 -40 -96 -104
WIRE -96 56 -96 40
WIRE 48 56 -96 56
WIRE 320 72 320 -104
WIRE 320 72 112 72
WIRE 48 88 0 88
WIRE -96 184 -96 56
WIRE 0 184 0 88
WIRE 64 184 0 184
WIRE 176 184 64 184
WIRE 320 184 320 72
WIRE 0 264 0 248
WIRE 32 264 0 264
WIRE 64 264 32 264
FLAG -320 168 0
FLAG -208 168 0
FLAG -320 88 +VCC
FLAG -208 88 -VCC
FLAG 80 104 -VCC
FLAG 80 40 +VCC
FLAG 32 264 0
FLAG -96 264 0
SYMBOL voltage -320 72 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -208 72 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL OpAmps\\AD820 80 8 R0
SYMATTR InstName U1
SYMBOL cap -16 184 R0
SYMATTR InstName C1
SYMATTR Value 1nf
SYMBOL res 48 168 R0
SYMATTR InstName R1
SYMATTR Value 3k74
SYMBOL res 272 168 R90
SYMATTR InstName R2
SYMATTR Value 3k74
SYMBOL cap 320 168 R90
SYMATTR InstName C2
SYMATTR Value 1nf
SYMBOL res -112 168 R0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res -112 -56 R0
SYMATTR InstName R4
SYMATTR Value 18k
SYMBOL res 128 -120 R90
SYMATTR InstName R5
SYMATTR Value 3k9
SYMBOL diode 96 -216 R90
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 112 -248 R270
SYMATTR InstName D2
SYMATTR Value 1N4148
* SPICE netlist
V1 +V 0 5
V2 -V 0 -5
R1 N002 N001 464
V3 IN 0 AC 1
C1 N002 N004 47p
R3 N004 N001 1.33K
C2 N001 0 220p
C3 OUT N005 22p
R5 N005 N003 1.13K
R6 N003 N002 549
C4 N003 0 470p
R4 N001 IN 464
R2 OUT N003 549
XU1 NC_01 NC_02 NC_03 NC_04 NC_05 NC_06 NC_07 NC_08 NC_09 NC_10 NC_11 NC_12 NC_13 NC_14 LT1365 ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB)+INC)-INC)OUTC)+IND)-IND)OUTD
XU2 NC_15 NC_16 NC_17 NC_18 NC_19 NC_20 NC_21 NC_22 NC_23 NC_24 NC_25 NC_26 NC_27 NC_28 LT1365 ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB)+INC)-INC)OUTC)+IND)-IND)OUTD
.ac oct 10 100K 10Meg

* LTspice schematic (.asc)
Version 4
SHEET 1 960 352
WIRE -480 -160 -480 -176
WIRE -352 -160 -352 -176
WIRE -160 -144 -176 -144
WIRE 64 -144 -80 -144
WIRE 224 -128 208 -128
WIRE 448 -128 304 -128
WIRE -32 -80 -64 -80
WIRE 64 -80 64 -144
WIRE 64 -80 32 -80
WIRE -480 -64 -480 -80
WIRE -352 -64 -352 -80
WIRE 352 -64 320 -64
WIRE 448 -64 448 -128
WIRE 448 -64 416 -64
WIRE 0 16 0 0
WIRE -272 32 -368 32
WIRE -176 32 -176 -144
WIRE -176 32 -192 32
WIRE -160 32 -176 32
WIRE -64 32 -64 -80
WIRE -64 32 -80 32
WIRE -32 32 -64 32
WIRE 384 32 384 16
WIRE -368 48 -368 32
WIRE 64 48 64 -80
WIRE 64 48 32 48
WIRE 112 48 64 48
WIRE 208 48 208 -128
WIRE 208 48 192 48
WIRE 224 48 208 48
WIRE 320 48 320 -64
WIRE 320 48 304 48
WIRE 352 48 320 48
WIRE -32 64 -64 64
WIRE 448 64 448 -64
WIRE 448 64 416 64
WIRE 480 64 448 64
WIRE -176 80 -176 32
WIRE 352 80 320 80
WIRE 0 96 0 80
WIRE 208 96 208 48
WIRE 384 112 384 96
WIRE -368 144 -368 128
WIRE -176 160 -176 144
WIRE 208 176 208 160
FLAG -352 -64 0
FLAG 0 0 +V
FLAG -352 -176 +V
FLAG 0 96 -V
FLAG -480 -64 0
FLAG -480 -176 -V
FLAG -368 144 0
FLAG -64 64 0
FLAG -176 160 0
FLAG 384 16 +V
FLAG 384 112 -V
FLAG 320 80 0
FLAG 208 176 0
FLAG 480 64 OUT
FLAG -368 32 IN
SYMBOL voltage -352 -176 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -480 -176 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res -64 -160 R90
SYMATTR InstName R1
SYMATTR Value 464
SYMBOL voltage -368 32 R0
SYMATTR InstName V3
SYMATTR Value AC 1
SYMBOL cap 32 -96 R90
SYMATTR InstName C1
SYMATTR Value 47p
SYMBOL res -64 16 R90
SYMATTR InstName R3
SYMATTR Value 1.33K
SYMBOL cap -192 80 R0
SYMATTR InstName C2
SYMATTR Value 220p
SYMBOL cap 416 -80 R90
SYMATTR InstName C3
SYMATTR Value 22p
SYMBOL res 320 32 R90
SYMATTR InstName R5
SYMATTR Value 1.13K
SYMBOL res 208 32 R90
SYMATTR InstName R6
SYMATTR Value 549
SYMBOL cap 192 96 R0
SYMATTR InstName C4
SYMATTR Value 470p
SYMBOL res -176 16 R90
SYMATTR InstName R4
SYMATTR Value 464
SYMBOL res 320 -144 R90
SYMATTR InstName R2
SYMATTR Value 549
SYMBOL opamps\\LT1365 0 -16 R0
SYMATTR InstName U1
SYMBOL opamps\\LT1365 384 0 R0
SYMATTR InstName U2
* SPICE netlist
MQ1 N002 N001 IN IN FDC638P
MQ2 N002 N009 0 0 FDS6680A
L1 N002 N003 50
C1 OUT 0 390 Rser=.01
V1 IN 0 10
C2 N008 0 470p
C3 N005 0 3300p
D1 0 N002 1N5818
C4 N003 OUT 1000p
R1 N006 N005 1K
R2 OUT N007 164K
R3 N007 0 100K
R4 N003 OUT 50m
XU1 N001 MP_01 IN N008 MP_02 N006 OUT N003 N007 N004 0 0 MP_03 N009 LTC1148 ;pnba P-drive))Vin)Ct))Ith)Sense-)Sense+)FB)SHDN)SGND)PGND))N-drive
Rload OUT 0 5
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 1248 464
WIRE -256 -232 -544 -232
WIRE 96 -232 -256 -232
WIRE -544 -216 -544 -232
WIRE 96 -216 96 -232
WIRE 48 -200 16 -200
WIRE -256 -184 -256 -232
WIRE 16 -136 16 -200
WIRE 16 -136 -80 -136
WIRE -544 -120 -544 -136
WIRE 96 -104 96 -120
WIRE 144 -104 96 -104
WIRE 256 -104 224 -104
WIRE 272 -104 256 -104
WIRE 384 -104 352 -104
WIRE 512 -104 384 -104
WIRE 624 -104 512 -104
WIRE 624 -88 624 -104
WIRE -432 -72 -448 -72
WIRE -48 -56 -80 -56
WIRE 256 -56 256 -104
WIRE 256 -56 -48 -56
WIRE 512 -56 512 -104
WIRE -608 8 -624 8
WIRE -528 8 -544 8
WIRE -432 8 -448 8
WIRE -48 8 -80 8
WIRE 384 8 384 -104
WIRE 384 8 -48 8
WIRE 624 8 624 -8
WIRE 96 24 96 -104
WIRE 240 24 96 24
WIRE 96 40 96 24
WIRE 384 56 384 8
WIRE 512 56 512 24
WIRE 512 56 464 56
WIRE 240 72 240 24
WIRE 512 72 512 56
WIRE -560 88 -624 88
WIRE -432 88 -496 88
WIRE 16 88 -80 88
WIRE 16 120 16 88
WIRE 48 120 16 120
WIRE 96 168 96 136
WIRE 240 168 240 136
WIRE 384 168 384 120
WIRE 512 168 512 152
WIRE -368 216 -368 200
WIRE -256 216 -256 200
WIRE -144 232 -144 200
WIRE 464 232 464 56
WIRE 464 232 -144 232
FLAG -544 -120 0
FLAG -624 8 0
FLAG -624 88 0
FLAG -368 216 0
FLAG -256 216 0
FLAG 96 168 0
FLAG 240 168 0
FLAG 384 168 0
FLAG 624 8 0
FLAG 624 -104 OUT
FLAG 512 168 0
FLAG -544 -232 IN
SYMBOL PMOS 48 -120 M180
SYMATTR InstName Q1
SYMATTR Value FDC638P
SYMBOL NMOS 48 40 R0
SYMATTR Value FDS6680A
SYMATTR InstName Q2
SYMBOL ind 128 -88 R270
SYMATTR InstName L1
SYMATTR Value 50
SYMBOL polcap 368 56 R0
SYMATTR InstName C1
SYMATTR Value 390
SYMATTR SpiceLine Rser=.01
SYMBOL VOLTAGE -544 -232 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL cap -496 72 R90
SYMATTR InstName C2
SYMATTR Value 470p
SYMBOL cap -544 -8 R90
SYMATTR InstName C3
SYMATTR Value 3300p
SYMBOL schottky 224 136 M180
SYMATTR InstName D1
SYMATTR Value 1N5818
SYMBOL cap -64 -56 R0
SYMATTR InstName C4
SYMATTR Value 1000p
SYMBOL RES -432 -8 R90
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL res 496 -72 R0
SYMATTR InstName R2
SYMATTR Value 164K
SYMBOL res 496 56 R0
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res 256 -88 R270
SYMATTR InstName R4
SYMATTR Value 50m
SYMBOL PowerProducts\\LTC1148HV -256 8 R0
SYMATTR InstName U1
SYMBOL res 608 -104 R0
SYMATTR InstName Rload
SYMATTR Value 5
* SPICE netlist
L1 N001 OUT 15
R1 N003 0 80.6K
R2 OUT N003 249K
C1 N002 0 .01
C2 N004 0 47p
C3 OUT 0 100 Rser=0.1
V1 IN 0 5
Rload OUT 0 3
XU1 N004 N002 N003 0 N001 IN 0 N005 LTC1627 ;pnba Ith)Run/SS)FB)GND)SW)Vin)Vdr)FCB
.tran 10m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 896 288
WIRE 128 -144 96 -144
WIRE -192 -112 -448 -112
WIRE -448 -96 -448 -112
WIRE 112 -80 96 -80
WIRE 224 -80 192 -80
WIRE 336 -80 224 -80
WIRE 448 -80 336 -80
WIRE 224 -64 224 -80
WIRE 336 -64 336 -80
WIRE 448 -64 448 -80
WIRE -320 -48 -336 -48
WIRE -192 -48 -256 -48
WIRE 176 -16 96 -16
WIRE -448 0 -448 -16
WIRE -272 16 -336 16
WIRE -192 16 -208 16
WIRE 176 32 176 -16
WIRE 224 32 224 16
WIRE 224 32 176 32
WIRE 336 32 336 0
WIRE 448 32 448 16
WIRE 128 48 96 48
WIRE 224 48 224 32
WIRE -48 128 -48 96
WIRE 224 144 224 128
FLAG 128 -144 0
FLAG -336 -48 0
FLAG -336 16 0
FLAG -448 0 0
FLAG -48 128 0
FLAG 336 32 0
FLAG 448 32 0
FLAG 224 144 0
FLAG 448 -80 OUT
FLAG -448 -112 IN
SYMBOL ind 96 -64 R270
SYMATTR InstName L1
SYMATTR Value 15
SYMBOL RES 208 32 R0
SYMATTR InstName R1
SYMATTR Value 80.6K
SYMBOL res 208 -80 R0
SYMATTR InstName R2
SYMATTR Value 249K
SYMBOL cap -256 -64 R90
SYMATTR InstName C1
SYMATTR Value .01
SYMBOL cap -208 0 R90
SYMATTR InstName C2
SYMATTR Value 47p
SYMBOL polcap 320 -64 R0
SYMATTR InstName C3
SYMATTR Value 100
SYMATTR SpiceLine Rser=0.1
SYMBOL VOLTAGE -448 -112 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 432 -80 R0
SYMATTR InstName Rload
SYMATTR Value 3
SYMBOL PowerProducts\\LTC1627 -48 -48 R0
SYMATTR InstName U1
* SPICE netlist
Q1 N004 N006 Vee 0 2N3906
Q2 Vcc N002 N004 0 2N3904
V1 Vcc 0 10V
V2 0 Vee 10V
R1 N005 0 32
R3 Vcc N002 100k
D1 N002 N003 D
D2 N003 N006 D
R2 N006 Vee 100k
C1 N002 N001 1
C2 N005 N004 100
C3 N006 N001 1
V3 N001 0 SINE(0 1V 1k)
.tran 0 1ms 0 100n

* LTspice schematic (.asc)
Version 4.1
SHEET 1 816 656
WIRE 8 -328 -152 -328
WIRE 24 -328 8 -328
WIRE 296 -328 280 -328
WIRE 328 -328 296 -328
WIRE -152 -296 -152 -328
WIRE 296 -296 296 -328
WIRE 8 -136 8 -328
WIRE -264 -88 -296 -88
WIRE -152 -88 -152 -216
WIRE -152 -88 -200 -88
WIRE -56 -88 -152 -88
WIRE -152 -56 -152 -88
WIRE -296 8 -296 -88
WIRE -296 8 -408 8
WIRE -152 24 -152 8
WIRE 8 24 8 -40
WIRE 56 24 8 24
WIRE 200 24 120 24
WIRE -408 40 -408 8
WIRE 8 88 8 24
WIRE 200 104 200 24
WIRE -296 136 -296 8
WIRE -248 136 -296 136
WIRE -152 136 -152 88
WIRE -152 136 -184 136
WIRE -56 136 -152 136
WIRE -152 168 -152 136
WIRE 200 264 200 184
WIRE 200 264 152 264
WIRE -152 280 -152 248
WIRE 8 280 8 184
WIRE 8 280 -152 280
WIRE 200 280 200 264
WIRE -408 328 -408 120
WIRE 152 328 152 264
WIRE 152 328 -408 328
FLAG 200 -328 Vcc
IOPIN 224 -352 Out
FLAG 408 -328 Vee
IOPIN 432 -352 Out
FLAG 296 -296 0
FLAG -152 280 Vee
IOPIN -128 256 In
FLAG 200 280 0
FLAG 24 -328 Vcc
IOPIN 48 -352 In
SYMBOL pnp -56 88 R0
SYMATTR InstName Q1
SYMATTR Value 2N3906
SYMBOL npn -56 -136 R0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL voltage 184 -328 R270
SYMATTR InstName V1
SYMATTR Value 10V
SYMBOL voltage 312 -328 R270
SYMATTR InstName V2
SYMATTR Value 10V
SYMBOL res 184 88 R0
SYMATTR InstName R1
SYMATTR Value 32
SYMBOL res -168 -312 R0
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL diode -168 -56 R0
SYMATTR InstName D1
SYMBOL diode -168 24 R0
SYMATTR InstName D2
SYMBOL res -168 152 R0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL cap -200 -104 R90
SYMATTR InstName C1
SYMATTR Value 1u
SYMBOL cap 120 8 R90
SYMATTR InstName C2
SYMATTR Value 100u
SYMBOL cap -184 120 R90
SYMATTR InstName C3
SYMATTR Value 1u
SYMBOL voltage -408 24 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1V 1k)
* SPICE netlist
D1 0 z BZX84C33VLY
I1 0 z 0
.dc I1 0 5mA
.step temp list 25 50
.meas DC Iz_2mA FIND V(z) WHEN I(D1)=-2mA

* LTspice schematic (.asc)
Version 4
SHEET 1 240 208
WIRE -8 -104 -120 -104
WIRE 104 -104 -8 -104
WIRE -120 -40 -120 -104
WIRE 104 -40 104 -104
WIRE -120 88 -120 40
WIRE -8 88 -120 88
WIRE 104 88 104 24
WIRE 104 88 -8 88
WIRE -8 104 -8 88
FLAG -8 104 0
FLAG -8 -104 z
SYMBOL zener 120 24 R180
SYMATTR InstName D1
SYMATTR Value BZX84C33VLY
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL current -120 40 R180
SYMATTR InstName I1
SYMATTR Value 0
* SPICE netlist
V3 N003 0 PULSE(-.1 .1 .5n .01n .01n 6n 12n)
V1 N004 0 5
R1 N002 N001 150
R2 N001 N003 150
R3 N007 N006 150
R4 N006 0 150
C1 N005 0 .1
XU1 N007 N006 N008 N004 N005 N001 N002 0 LTC6409 ;pnba OUT-)IN+)SHDN)V+)VOCM)IN-)OUT+)V-
C2 N002 N001 1.3p
C3 N007 N006 1.3p
.tran 30n

* LTspice schematic (.asc)
Version 4
SHEET 1 752 432
WIRE 184 -200 152 -200
WIRE 376 -200 248 -200
WIRE -360 -136 -376 -136
WIRE 56 -136 -280 -136
WIRE 152 -136 152 -200
WIRE 152 -136 136 -136
WIRE 248 -136 152 -136
WIRE 376 -136 376 -200
WIRE 376 -136 328 -136
WIRE 216 -88 -88 -88
WIRE -88 -72 -88 -88
WIRE 216 -72 216 -88
WIRE 152 -24 152 -136
WIRE 184 -24 152 -24
WIRE 376 -24 376 -136
WIRE 376 -24 344 -24
WIRE 88 8 72 8
WIRE 184 8 152 8
WIRE -88 24 -88 8
WIRE 184 40 152 40
WIRE 376 40 344 40
WIRE 216 104 216 88
WIRE 248 104 248 88
WIRE 56 152 40 152
WIRE 152 152 152 40
WIRE 152 152 136 152
WIRE 248 152 152 152
WIRE 376 152 376 40
WIRE 376 152 328 152
WIRE 152 216 152 152
WIRE 184 216 152 216
WIRE 376 216 376 152
WIRE 376 216 248 216
FLAG -376 -136 0
FLAG -88 24 0
FLAG 40 152 0
FLAG 72 8 0
FLAG 216 104 0
SYMBOL voltage -264 -136 R90
SYMATTR InstName V3
SYMATTR Value PULSE(-.1 .1 .5n .01n .01n 6n 12n)
SYMBOL voltage -88 -88 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 344 -152 R90
SYMATTR InstName R1
SYMATTR Value 150
SYMBOL res 152 -152 R90
SYMATTR InstName R2
SYMATTR Value 150
SYMBOL res 344 136 R90
SYMATTR InstName R3
SYMATTR Value 150
SYMBOL res 152 136 R90
SYMATTR InstName R4
SYMATTR Value 150
SYMBOL cap 152 -8 R90
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL opamps\\LTC6409 248 8 R0
SYMATTR InstName U1
SYMBOL cap 248 -216 R90
SYMATTR InstName C2
SYMATTR Value 1.3p
SYMBOL cap 248 200 R90
SYMATTR InstName C3
SYMATTR Value 1.3p
* SPICE netlist
S1 0 NC_01 N002 0 MySwitch
S2 0 NC_02 N001 0 MySwitch
.tran 0.1

* LTspice schematic (.asc)
Version 4.1
SHEET 1 752 200
WIRE -120 -40 -376 -40
WIRE 328 -40 72 -40
WIRE -120 8 -168 8
WIRE 328 8 280 8
WIRE -168 40 -168 8
WIRE 280 40 280 8
FLAG 376 24 0
FLAG 280 40 0
FLAG -72 24 0
FLAG -168 40 0
SYMBOL sw 376 40 M180
SYMATTR InstName S1
SYMATTR Value MySwitch
SYMBOL sw -72 40 M180
SYMATTR InstName S2
SYMATTR Value MySwitch
* SPICE netlist
XU1 N002 out V+ V- out LM324 ;pnba In+)In-)V+)V-)OUT
V1 V+ 0 10
V2 0 V- 10
R1 N001 N002 10e6
R2 N002 0 10e6
V3 N001 0 10
.include LM324.txt
.tran 20m

* LTspice schematic (.asc)
Version 4
SHEET 1 640 320
WIRE -208 -160 -320 -160
WIRE 320 -96 320 -112
WIRE -208 -80 -208 -160
WIRE 64 -80 -112 -80
WIRE 320 -80 320 -96
WIRE -320 -32 -320 -160
WIRE -48 -16 -48 -32
WIRE -112 0 -112 -80
WIRE -80 0 -112 0
WIRE 48 16 -16 16
WIRE 64 16 64 -80
WIRE 64 16 48 16
WIRE 320 16 320 0
WIRE 320 16 272 16
WIRE -208 32 -208 0
WIRE -80 32 -208 32
WIRE 272 32 272 16
WIRE -208 48 -208 32
WIRE 320 48 320 16
WIRE -48 80 -48 48
WIRE -320 128 -320 48
WIRE -208 128 -320 128
WIRE -320 144 -320 128
WIRE -208 144 -208 128
WIRE 320 144 320 128
WIRE 320 160 320 144
FLAG 272 32 0
FLAG 320 -96 V+
FLAG 320 144 V-
FLAG -48 -32 V+
FLAG -48 80 V-
FLAG 48 16 out
FLAG -320 144 0
SYMBOL Opamps\\opamp2 -48 -48 R0
SYMATTR InstName U1
SYMATTR Value LM324
SYMBOL voltage 320 -96 R0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage 320 32 R0
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL res -224 -96 R0
SYMATTR InstName R1
SYMATTR Value 10e6
SYMBOL res -224 32 R0
SYMATTR InstName R2
SYMATTR Value 10e6
SYMBOL voltage -320 -48 R0
SYMATTR InstName V3
SYMATTR Value 10
* SPICE netlist
V2 in2 0 PWL(4 20 5 -20 6 20)
S2 in2 out2 ctrl 0 SW2
VC ctrl 0 PWL(0 0 5 5 10 0)
R2 out2 0 10
V1 in1 0 PWL(4 20 5 -20 6 20)
S1 in1 out1 ctrl 0 SW1
R1 out1 0 10
V3 in1h 0 PWL(4 20 5 -20 6 20)
S3 in1h out1h ctrl 0 SW1H
R3 out1h 0 10
V4 in2e 0 PWL(4 20 5 -20 6 20)
S4 out2e in2e ctrl 0 SW2e
R4 out2e 0 10
.op
.tran 0 10 0 1m
.options plotwinsize=0

* LTspice schematic (.asc)
Version 4
SHEET 1 1088 512
WIRE -160 -256 -256 -256
WIRE 16 -256 -80 -256
WIRE 80 -256 16 -256
WIRE 304 -256 208 -256
WIRE 480 -256 384 -256
WIRE 544 -256 480 -256
WIRE 16 -208 16 -256
WIRE 480 -208 480 -256
WIRE -544 -192 -544 -256
WIRE -256 -192 -256 -256
WIRE -96 -192 -96 -208
WIRE 208 -192 208 -256
WIRE 368 -192 368 -208
WIRE -144 -176 -144 -208
WIRE 320 -176 320 -208
WIRE -544 -64 -544 -112
WIRE -256 -64 -256 -112
WIRE 16 -64 16 -128
WIRE 208 -64 208 -112
WIRE 480 -64 480 -128
WIRE -160 64 -256 64
WIRE 16 64 -80 64
WIRE 80 64 16 64
WIRE 304 64 208 64
WIRE 480 64 384 64
WIRE 544 64 480 64
WIRE 16 112 16 64
WIRE 480 112 480 64
WIRE -256 128 -256 64
WIRE -144 128 -144 112
WIRE 208 128 208 64
WIRE 368 128 368 112
WIRE -96 144 -96 112
WIRE 320 144 320 112
WIRE -256 256 -256 208
WIRE 16 256 16 192
WIRE 208 256 208 208
WIRE 480 256 480 192
FLAG -256 -64 0
FLAG 16 -64 0
FLAG -144 -176 0
FLAG -544 -64 0
FLAG -96 -192 ctrl
FLAG -544 -256 ctrl
FLAG 80 -256 out2
FLAG -256 -256 in2
FLAG 208 -64 0
FLAG 480 -64 0
FLAG 320 -176 0
FLAG 368 -192 ctrl
FLAG 544 -256 out1
FLAG 208 -256 in1
FLAG 208 256 0
FLAG 480 256 0
FLAG 320 144 0
FLAG 368 128 ctrl
FLAG 544 64 out1h
FLAG 208 64 in1h
FLAG -256 256 0
FLAG 16 256 0
FLAG -96 144 0
FLAG -144 128 ctrl
FLAG 80 64 out2e
FLAG -256 64 in2e
SYMBOL voltage -256 -208 R0
SYMATTR InstName V2
SYMATTR Value PWL(4 20 5 -20 6 20)
SYMBOL sw -176 -256 R270
SYMATTR InstName S2
SYMATTR Value SW2
SYMBOL voltage -544 -208 R0
SYMATTR InstName VC
SYMATTR Value PWL(0 0 5 5 10 0)
SYMBOL res 0 -224 R0
SYMATTR InstName R2
SYMATTR Value 10
SYMBOL voltage 208 -208 R0
SYMATTR InstName V1
SYMATTR Value PWL(4 20 5 -20 6 20)
SYMBOL sw 288 -256 R270
SYMATTR InstName S1
SYMATTR Value SW1
SYMBOL res 464 -224 R0
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL voltage 208 112 R0
SYMATTR InstName V3
SYMATTR Value PWL(4 20 5 -20 6 20)
SYMBOL sw 288 64 R270
SYMATTR InstName S3
SYMATTR Value SW1H
SYMBOL res 464 96 R0
SYMATTR InstName R3
SYMATTR Value 10
SYMBOL voltage -256 112 R0
SYMATTR InstName V4
SYMATTR Value PWL(4 20 5 -20 6 20)
SYMBOL sw -64 64 M270
SYMATTR InstName S4
SYMATTR Value SW2e
SYMBOL res 0 96 R0
SYMATTR InstName R4
SYMATTR Value 10
* SPICE netlist
C1 a 0 1
R1 b 0 1k
V2 N001 0 1
B2 a 0 I=IF(V(b),V(freq),0)
B1 N001 a I=IF(V(b),0,V(freq))
A1 b 0 0 0 0 0 clk 0 BUF
.machine
.state LO 0
.state HI 1
.rule LO HI V(a)>0.75
.rule HI LO V(a)<0.25
.output (b) state
.ic V(a)=0.25

* LTspice schematic (.asc)
Version 4
SHEET 1 928 400
WIRE -176 -200 -272 -200
WIRE -272 -168 -272 -200
WIRE -176 -136 -176 -200
WIRE -272 -56 -272 -88
WIRE -416 24 -464 24
WIRE -176 24 -176 -56
WIRE -32 24 -176 24
WIRE 48 24 -32 24
WIRE 208 24 208 8
WIRE 352 24 208 24
WIRE 464 24 416 24
WIRE -416 40 -416 24
WIRE -32 40 -32 24
WIRE 208 40 208 24
WIRE 352 56 352 40
WIRE -176 88 -176 24
WIRE -32 120 -32 104
WIRE -416 152 -416 120
WIRE 208 152 208 120
WIRE -176 200 -176 168
FLAG -32 120 0
FLAG 208 152 0
FLAG -176 200 0
FLAG -272 -56 0
FLAG 48 24 a
FLAG 208 8 b
FLAG 352 56 0
FLAG 464 24 clk
IOPIN 816 48 Out
FLAG -464 24 freq
IOPIN -112 48 In
FLAG -416 152 0
SYMBOL cap -48 40 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL res 192 24 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL voltage -272 -184 R0
SYMATTR InstName V2
SYMATTR Value 1
SYMBOL bi -176 88 R0
SYMATTR InstName B2
SYMATTR Value I=IF(V(b),V(freq),0)
SYMBOL bi -176 -136 R0
SYMATTR InstName B1
SYMATTR Value I=IF(V(b),0,V(freq))
SYMBOL Digital\\buf1 352 -40 R0
SYMATTR InstName A1
* SPICE netlist
L1 IN N001 2.2
R1 IN N002 1Meg
R2 N002 0 196k
XU1 N009 N008 N007 N012 N010 0 N005 N004 N003 N006 N002 IN 0 LT8357 ;pnba VC)FB)PGOOD)SS)RT)SYNC/MODE)SENSE)GATEN)GATEP)INTVCC)EN/UVLO)VIN)GND
R3 N007 N006 100k
C3 N012 0 47n
C2 N011 0 10n
R4 N009 N011 22k
C4 N006 0 2.2
R5 N010 0 15k
R6 N004 N003 5
M1 N001 N004 N005 N005 BSC093N04LS
D1 N001 OUT B540C
R7 N005 0 10m
R8 OUT N008 1Meg
R9 N008 0 43.2k
C5 OUT 0 47
R10 OUT 0 12
V1 IN 0 PWL(10u 0 100u 12)
.tran 4m

* LTspice schematic (.asc)
Version 4
SHEET 1 1392 816
WIRE -472 -408 -696 -408
WIRE -120 -408 -472 -408
WIRE 120 -408 -120 -408
WIRE 312 -408 200 -408
WIRE 376 -408 312 -408
WIRE 504 -408 440 -408
WIRE 600 -408 504 -408
WIRE 680 -408 600 -408
WIRE 696 -408 680 -408
WIRE -696 -360 -696 -408
WIRE 696 -360 696 -408
WIRE -472 -344 -472 -408
WIRE -120 -344 -120 -408
WIRE 600 -344 600 -408
WIRE 312 -312 312 -408
WIRE -696 -248 -696 -280
WIRE 600 -248 600 -280
WIRE 696 -248 696 -280
WIRE -472 -232 -472 -264
WIRE -328 -232 -472 -232
WIRE 120 -232 88 -232
WIRE 232 -232 200 -232
WIRE 264 -232 232 -232
WIRE -472 -200 -472 -232
WIRE 232 -168 232 -232
WIRE 232 -168 88 -168
WIRE 504 -104 504 -408
WIRE -472 -88 -472 -120
WIRE -328 -88 -472 -88
WIRE 312 -88 312 -216
WIRE 312 -88 88 -88
WIRE 312 -72 312 -88
WIRE -472 -56 -472 -88
WIRE -440 24 -552 24
WIRE -328 24 -360 24
WIRE 504 24 504 -24
WIRE 504 24 88 24
WIRE 504 72 504 24
WIRE -328 136 -472 136
WIRE 312 136 312 8
WIRE 312 136 88 136
WIRE -472 168 -472 136
WIRE 312 184 312 136
WIRE 504 184 504 152
WIRE -552 280 -552 24
WIRE 8 280 8 248
WIRE 8 280 -552 280
WIRE -120 296 -120 248
WIRE -472 312 -472 248
WIRE -248 312 -248 248
WIRE 8 312 8 280
WIRE -472 408 -472 376
WIRE -248 408 -248 376
WIRE -120 408 -120 376
WIRE 8 408 8 376
FLAG -472 -56 0
FLAG -248 408 0
FLAG -472 408 0
FLAG 8 408 0
FLAG -120 408 0
FLAG 312 184 0
FLAG 504 184 0
FLAG 600 -248 0
FLAG 696 -248 0
FLAG -696 -248 0
FLAG 680 -408 OUT
FLAG -696 -408 IN
SYMBOL ind 104 -392 R270
SYMATTR InstName L1
SYMATTR Value 2.2
SYMBOL res -488 -360 R0
SYMATTR InstName R1
SYMATTR Value 1Meg
SYMBOL res -488 -216 R0
SYMATTR InstName R2
SYMATTR Value 196k
SYMBOL LT8357 -120 -56 R0
SYMATTR InstName U1
SYMBOL res -344 8 R90
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL cap -264 312 R0
SYMATTR InstName C3
SYMATTR Value 47n
SYMBOL cap -488 312 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL res -488 152 R0
SYMATTR InstName R4
SYMATTR Value 22k
SYMBOL cap -8 312 R0
SYMATTR InstName C4
SYMATTR Value 2.2
SYMBOL res -136 280 R0
SYMATTR Value 15k
SYMATTR InstName R5
SYMBOL res 216 -248 R90
SYMATTR InstName R6
SYMATTR Value 5
SYMBOL nmos 264 -312 R0
SYMATTR InstName M1
SYMATTR Value BSC093N04LS
SYMBOL DIODE 376 -392 R270
SYMATTR InstName D1
SYMATTR Value B540C
SYMBOL res 296 -88 R0
SYMATTR Value 10m
SYMATTR InstName R7
SYMBOL res 488 -120 R0
SYMATTR InstName R8
SYMATTR Value 1Meg
SYMBOL res 488 56 R0
SYMATTR InstName R9
SYMATTR Value 43.2k
SYMBOL cap 584 -344 R0
SYMATTR InstName C5
SYMATTR Value 47
SYMBOL res 680 -376 R0
SYMATTR Value 12
SYMATTR InstName R10
SYMBOL voltage -696 -376 R0
SYMATTR Value PWL(10u 0 100u 12)
SYMATTR InstName V1
* SPICE netlist
V1 IN 0 5
L1 N001 OUT 1
Rload OUT 0 10
C1 OUT 0 10
XU1 IN IN N001 OUT 0 ADP2109-x.x Rtop=448K ;pnba Vin)EN)SW)FB)GND
.tran .5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 704 240
WIRE -256 -120 -352 -120
WIRE -240 -120 -256 -120
WIRE 80 -120 48 -120
WIRE 192 -120 160 -120
WIRE 272 -120 192 -120
WIRE 352 -120 272 -120
WIRE -352 -104 -352 -120
WIRE 272 -104 272 -120
WIRE 352 -104 352 -120
WIRE -352 -8 -352 -24
WIRE 272 -8 272 -40
WIRE 352 -8 352 -24
WIRE -256 40 -256 -120
WIRE -240 40 -256 40
WIRE 192 40 192 -120
WIRE 192 40 48 40
WIRE -96 120 -96 104
FLAG -352 -8 0
FLAG -96 120 0
FLAG 272 -8 0
FLAG 352 -8 0
FLAG 352 -120 OUT
FLAG -352 -120 IN
SYMBOL VOLTAGE -352 -120 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL ind 64 -104 R270
SYMATTR InstName L1
SYMATTR Value 1
SYMBOL RES 336 -120 R0
SYMATTR InstName Rload
SYMATTR Value 10
SYMBOL cap 256 -104 R0
SYMATTR InstName C1
SYMATTR Value 10
SYMBOL ADP2109-3.3 -96 -40 R0
SYMATTR InstName U1
* SPICE netlist
V1 IN 0 5
C1 OUT 0 1
S1 0 OUT N002 0 5mA
V2 N002 0 PULSE(0 1 600u 10n 10n 200u 10m)
S2 OUT IN N001 0 5mA
V3 N001 0 PULSE(0 1 100u 10n 10n 200u 10m)
XU1 0 IN OUT LT6654-4.096 ;pnba GND)IN)OUT
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 1008 240
WIRE 40 -120 -408 -120
WIRE 40 -104 40 -120
WIRE 392 -88 88 -88
WIRE 504 -88 472 -88
WIRE 104 -40 88 -40
WIRE -408 8 -408 -120
WIRE -408 8 -504 8
WIRE -376 8 -408 8
WIRE -72 8 -152 8
WIRE 40 8 40 -24
WIRE 40 8 -72 8
WIRE 104 8 40 8
WIRE -504 24 -504 8
WIRE -72 24 -72 8
WIRE 40 24 40 8
WIRE 392 40 88 40
WIRE 504 40 472 40
WIRE 104 88 88 88
WIRE -264 104 -264 72
WIRE -72 104 -72 88
WIRE -504 120 -504 104
WIRE 40 120 40 104
FLAG -264 104 0
FLAG 104 8 OUT
FLAG -504 8 IN
FLAG -504 120 0
FLAG -72 104 0
FLAG 40 120 0
FLAG 104 88 0
FLAG 504 40 0
FLAG 104 -40 0
FLAG 504 -88 0
SYMBOL voltage -504 8 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL cap -88 24 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL sw 40 120 R180
SYMATTR InstName S1
SYMATTR Value 5mA
SYMBOL voltage 376 40 M90
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 600u 10n 10n 200u 10m)
SYMBOL sw 40 -8 R180
SYMATTR InstName S2
SYMATTR Value 5mA
SYMBOL voltage 376 -88 M90
SYMATTR Value PULSE(0 1 100u 10n 10n 200u 10m)
SYMATTR InstName V3
SYMBOL LT6654-4.096 -264 8 R0
SYMATTR InstName U1
* SPICE netlist
R1 VL+ Vcc {R1}
C1 VL+ N001 {mc({C},tol_C)}
R2 N001 0 {R2}
R3 VL- 0 {R3}
L1 VL+ VL- {L}
V1 Vcc 0 PULSE(0 10 10m 1n 1n 200m 400m 10)
.param R1 = 50
.param R2 = 7
.param R3 = 6
.param C = 300u
.param L = 450m
.param tol_R=0
.param tol_C = 0.1
.param tol_L = 0
.step param run 1 50 1
.tran 0 400m 0 1u

* LTspice schematic (.asc)
Version 4
SHEET 1 704 496
WIRE -160 -232 -352 -232
WIRE 80 -232 -80 -232
WIRE 352 -232 80 -232
WIRE 80 -136 80 -232
WIRE 352 -136 352 -232
WIRE -352 -72 -352 -232
WIRE 352 -8 352 -56
WIRE 80 56 80 -72
WIRE 352 56 352 -8
WIRE -352 216 -352 8
WIRE 80 216 80 136
WIRE 80 216 -352 216
WIRE 352 216 352 136
WIRE 352 216 80 216
WIRE 80 248 80 216
FLAG 80 248 0
FLAG -352 -232 Vcc
FLAG 352 -232 VL+
FLAG 352 -8 VL-
SYMBOL res -64 -248 R90
SYMATTR InstName R1
SYMATTR Value {R1}
SYMBOL cap 64 -136 R0
SYMATTR Value {mc({C},tol_C)}
SYMATTR InstName C1
SYMBOL res 64 40 R0
SYMATTR Value {R2}
SYMATTR InstName R2
SYMBOL res 336 40 R0
SYMATTR Value {R3}
SYMATTR InstName R3
SYMBOL ind 336 -152 R0
SYMATTR Value {L}
SYMATTR InstName L1
SYMBOL voltage -352 -88 R0
SYMATTR Value PULSE(0 10 10m 1n 1n 200m 400m 10)
SYMATTR InstName V1
* SPICE netlist
V1 +V 0 5
V2 -V 0 -5
R1 OUT N001 5K
R2 N001 0 1K
V3 N002 0 SINE(0 .1 1K)
XU1 N002 N001 OUT +V -V NC_01 LT6200-5 ;pnba IN+)IN-)OUT)VCC)VEE)SHDN_L
.tran 3m

* LTspice schematic (.asc)
Version 4
SHEET 1 672 304
WIRE -32 -136 -48 -136
WIRE 80 -136 48 -136
WIRE 176 -136 80 -136
WIRE 288 -136 256 -136
WIRE 144 -72 144 -88
WIRE -336 -24 -336 -40
WIRE -208 -24 -208 -40
WIRE 80 -24 80 -136
WIRE 112 -24 80 -24
WIRE 288 8 288 -136
WIRE 288 8 256 8
WIRE 336 8 288 8
WIRE 112 40 -80 40
WIRE -80 56 -80 40
WIRE -336 72 -336 56
WIRE -208 72 -208 56
WIRE 144 104 144 88
WIRE -80 152 -80 136
FLAG -208 72 0
FLAG 144 -88 +V
FLAG -208 -40 +V
FLAG 144 104 -V
FLAG -336 72 0
FLAG -336 -40 -V
FLAG -48 -136 0
FLAG -80 152 0
FLAG 336 8 OUT
SYMBOL voltage -208 -40 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -336 -40 R0
SYMATTR InstName V2
SYMATTR Value -5
SYMBOL res 272 -152 R90
SYMATTR InstName R1
SYMATTR Value 5K
SYMBOL res 64 -152 R90
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL voltage -80 40 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 .1 1K)
SYMBOL opamps\\LT6200-5 144 8 R0
SYMATTR InstName U1
* SPICE netlist
M1 N001 VG N002 N001 pch l=lset w=wset
VGS2 N001 VG 1
VUDS N001 N002 0.9
V1 N001 0 1.8
.dc VGS2 0 1 1m
.param wset=table(n, 1,0.22u, 2,1u, 3,2u, 4,2u, 5,5u, 6,5u, 7,10u, 8,10u, 9,40u)
.param lset=table(n, 1,0.18u, 2,0.5u, 3,0.5u, 4,1u, 5,1u, 6,2u, 7,5u, 8,10u, 9,10u)
.step param n 1 9 1
.meas DC UTH FIND V(VG) WHEN Id(M1)=100n*wset/lset

* LTspice schematic (.asc)
Version 4
SHEET 1 688 200
WIRE -152 -96 -344 -96
WIRE 168 -96 -152 -96
WIRE 344 -96 168 -96
WIRE -344 -80 -344 -96
WIRE -152 -48 -152 -96
WIRE -136 -48 -152 -48
WIRE 168 -48 168 -96
WIRE 344 -48 344 -96
WIRE -136 0 -136 -48
WIRE -136 0 -152 0
WIRE -344 32 -344 0
WIRE -264 32 -344 32
WIRE -200 32 -264 32
WIRE -152 80 -152 48
WIRE 168 80 168 32
WIRE 168 80 -152 80
WIRE 344 96 344 32
FLAG -264 32 VG
FLAG 344 96 0
SYMBOL pmos4 -200 -48 R0
SYMATTR Value2 l=lset w=wset
SYMATTR InstName M1
SYMATTR Value pch
SYMBOL voltage -344 -96 R0
SYMATTR InstName VGS2
SYMATTR Value 1
SYMBOL voltage 168 -64 R0
SYMATTR InstName UDS
SYMATTR Value 0.9
SYMBOL voltage 344 -64 R0
SYMATTR InstName V1
SYMATTR Value 1.8
* SPICE netlist
V1 IN 0 5
L1 N001 OUT 1
Rload OUT 0 5
C1 OUT 0 10
XU1 IN IN N001 OUT 0 ADP2108-x.x Rtop=288K ;pnba Vin)EN)SW)FB)GND
.tran .5m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 704 240
WIRE -256 -120 -352 -120
WIRE -240 -120 -256 -120
WIRE 80 -120 48 -120
WIRE 192 -120 160 -120
WIRE 272 -120 192 -120
WIRE 352 -120 272 -120
WIRE -352 -104 -352 -120
WIRE 272 -104 272 -120
WIRE 352 -104 352 -120
WIRE -352 -8 -352 -24
WIRE 272 -8 272 -40
WIRE 352 -8 352 -24
WIRE -256 40 -256 -120
WIRE -240 40 -256 40
WIRE 192 40 192 -120
WIRE 192 40 48 40
WIRE -96 120 -96 104
FLAG -352 -8 0
FLAG -96 120 0
FLAG 272 -8 0
FLAG 352 -8 0
FLAG 352 -120 OUT
FLAG -352 -120 IN
SYMBOL VOLTAGE -352 -120 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL ind 64 -104 R270
SYMATTR InstName L1
SYMATTR Value 1
SYMBOL RES 336 -120 R0
SYMATTR InstName Rload
SYMATTR Value 5
SYMBOL cap 256 -104 R0
SYMATTR InstName C1
SYMATTR Value 10
SYMBOL ADP2108-2.3 -96 -40 R0
SYMATTR InstName U1
* SPICE netlist
V1 N001 0 5
C1 N002 0 1
XU1 0 MP_01 N001 MP_02 N001 N002 LT1118-2.5 ;pnba GND))EN))IN)OUT
.tran 3m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 480 200
WIRE -128 -88 -240 -88
WIRE -112 -88 -128 -88
WIRE 240 -88 144 -88
WIRE -240 -72 -240 -88
WIRE 240 -72 240 -88
WIRE 240 8 240 -8
WIRE -240 24 -240 8
WIRE -128 24 -128 -88
WIRE -112 24 -128 24
WIRE 16 88 16 72
FLAG 16 88 0
FLAG -240 24 0
FLAG 240 8 0
SYMBOL voltage -240 -88 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL cap 224 -72 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL PowerProducts\\LT1118-2.5 16 -24 R0
SYMATTR InstName U1
* SPICE netlist
M1 N002 N004 N006 N006 transistor
M2 N003 N005 N006 N006 transistor
R1 N001 N002 8200
R2 N001 N003 8200
V1 N001 0 15
R3 N006 N007 4700
V2 0 N007 15
V3 N004 0 SINE(0 0 500)
V4 N005 0 SINE(0 0.1 500 0 0 0)
M3 N009 N011 N013 N013 transistor
M4 N010 N012 N013 N013 transistor
R4 N008 N009 4200
R5 N008 N010 4200
V5 N008 0 15
V6 0 N015 15
V7 N011 0 SINE(0 0.1 500)
V8 N012 0 SINE(0 0.1 500 0 0 180)
M5 N013 N014 N015 N015 transistor
M6 N014 N014 N015 N015 transistor
R6 N014 N008 12400
.tran .1

* LTspice schematic (.asc)
Version 4
SHEET 1 688 1232
WIRE 8 -600 -200 -600
WIRE 264 -600 8 -600
WIRE 8 -472 8 -520
WIRE 264 -472 264 -520
WIRE -40 -392 -104 -392
WIRE 344 -392 312 -392
WIRE 152 -376 8 -376
WIRE 264 -376 152 -376
WIRE 152 -312 152 -376
WIRE 152 -232 -184 -232
WIRE -248 8 -344 8
WIRE -8 8 -248 8
WIRE 248 8 -8 8
WIRE -8 136 -8 88
WIRE 248 136 248 88
WIRE -56 216 -120 216
WIRE 328 216 296 216
WIRE 120 232 -8 232
WIRE 248 232 120 232
WIRE -248 456 -248 8
WIRE -120 456 -168 456
WIRE -120 504 -120 456
WIRE -8 504 -120 504
WIRE -120 520 -120 504
WIRE 120 520 120 232
WIRE -8 600 -8 504
WIRE -8 600 -72 600
WIRE 72 600 -8 600
WIRE 120 616 -120 616
WIRE 344 616 120 616
FLAG -200 -520 0
FLAG -184 -312 0
FLAG -104 -312 0
FLAG 344 -312 0
FLAG -344 88 0
FLAG 344 536 0
FLAG -120 296 0
FLAG 328 296 0
SYMBOL nmos -40 -472 R0
SYMATTR InstName M1
SYMATTR Value transistor
SYMBOL nmos 312 -472 M0
SYMATTR InstName M2
SYMATTR Value transistor
SYMBOL res -8 -616 R0
SYMATTR InstName R1
SYMATTR Value 8200
SYMBOL res 248 -616 R0
SYMATTR InstName R2
SYMATTR Value 8200
SYMBOL voltage -200 -616 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL res 136 -328 R0
SYMATTR InstName R3
SYMATTR Value 4700
SYMBOL voltage -184 -328 R0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage -104 -408 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 0 500)
SYMBOL voltage 344 -408 R0
SYMATTR InstName V4
SYMATTR Value SINE(0 0.1 500 0 0 0)
SYMBOL nmos -56 136 R0
SYMATTR InstName M3
SYMATTR Value transistor
SYMBOL nmos 296 136 M0
SYMATTR InstName M4
SYMATTR Value transistor
SYMBOL res -24 -8 R0
SYMATTR InstName R4
SYMATTR Value 4200
SYMBOL res 232 -8 R0
SYMATTR InstName R5
SYMATTR Value 4200
SYMBOL voltage -344 -8 R0
SYMATTR InstName V5
SYMATTR Value 15
SYMBOL voltage 344 520 R0
SYMATTR InstName V6
SYMATTR Value 15
SYMBOL voltage -120 200 R0
SYMATTR InstName V7
SYMATTR Value SINE(0 0.1 500)
SYMBOL voltage 328 200 R0
SYMATTR InstName V8
SYMATTR Value SINE(0 0.1 500 0 0 180)
SYMBOL nmos 72 520 R0
SYMATTR InstName M5
SYMATTR Value transistor
SYMBOL nmos -72 520 M0
SYMATTR InstName M6
SYMATTR Value transistor
SYMBOL res -152 440 R90
SYMATTR InstName R6
SYMATTR Value 12400
* SPICE netlist
V1 IN 0 5
C1 OUT 0 22
L1 N001 OUT 4.7
Rload OUT 0 10
XU1 IN 0 N001 IN OUT 0 LTC3405A-x.x top=180K bot=360K ;pnba Run)GND)SW)Vin)Vout)Mode
.tran 500u startup

* LTspice schematic (.asc)
Version 4
SHEET 1 640 352
WIRE -176 -176 -320 -176
WIRE -16 -176 -176 -176
WIRE -320 -160 -320 -176
WIRE -16 -144 -16 -176
WIRE -176 -80 -176 -176
WIRE -160 -80 -176 -80
WIRE 144 -80 128 -80
WIRE 256 -80 224 -80
WIRE 320 -80 256 -80
WIRE -320 -64 -320 -80
WIRE 320 -64 320 -80
WIRE 320 32 320 16
WIRE -160 80 -176 80
WIRE 256 80 256 -80
WIRE 256 80 128 80
WIRE 256 96 256 80
WIRE -16 176 -16 144
WIRE 256 176 256 160
FLAG -320 -64 0
FLAG -16 176 0
FLAG 256 176 0
FLAG 320 32 0
FLAG 320 -80 OUT
FLAG -176 80 0
FLAG -320 -176 IN
SYMBOL VOLTAGE -320 -176 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL polcap 240 96 R0
SYMATTR InstName C1
SYMATTR Value 22
SYMBOL ind 128 -64 R270
SYMATTR InstName L1
SYMATTR Value 4.7
SYMBOL res 304 -80 R0
SYMATTR InstName Rload
SYMATTR Value 10
SYMBOL PowerProducts\\LTC3405A-1.8 -16 0 R0
SYMATTR InstName U1
* SPICE netlist
V1 +V 0 2.7
V2 -V 0 0
V3 N001 N005 SINE(0 0.5 10K)
C1 N002 0 10p
C2 N004 0 10p
XU1 N001 N003 +V N002 N004 -V N003 N005 LTC1992-1 ;pnba IN-)VOCM)V+)OUT+)OUT-)V-)VMID)IN+
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 768 288
WIRE 80 -144 -160 -144
WIRE 384 -112 384 -128
WIRE 128 -80 128 -96
WIRE -384 -48 -384 -64
WIRE -272 -48 -272 -64
WIRE -160 -48 -160 -144
WIRE 80 -48 80 -144
WIRE 96 -48 80 -48
WIRE 384 -32 384 -48
WIRE 384 -32 256 -32
WIRE 96 -16 80 -16
WIRE 80 16 80 -16
WIRE 96 16 80 16
WIRE 384 32 256 32
WIRE -384 48 -384 32
WIRE -272 48 -272 32
WIRE 96 48 80 48
WIRE 384 48 384 32
WIRE 128 96 128 80
WIRE 384 128 384 112
WIRE -160 144 -160 32
WIRE 80 144 80 48
WIRE 80 144 -160 144
FLAG -384 48 0
FLAG -272 48 0
FLAG -384 -64 +V
FLAG -272 -64 -V
FLAG 384 -128 0
FLAG 384 128 0
FLAG 128 -96 +V
FLAG 128 96 -V
SYMBOL voltage -384 -64 R0
SYMATTR InstName V1
SYMATTR Value 2.7
SYMBOL voltage -272 -64 R0
SYMATTR InstName V2
SYMATTR Value 0
SYMBOL voltage -160 -64 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 0.5 10K)
SYMBOL cap 368 -48 M180
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL cap 368 48 R0
SYMATTR InstName C2
SYMATTR Value 10p
SYMBOL LTC1992-1 160 0 R0
SYMATTR InstName U1
* SPICE netlist
L1 N002 OUT 1
C1 OUT 0 22
R1 OUT N001 100K
V1 IN 0 5
Rload OUT 0 1
XU1 IN IN N002 0 0 OUT IN N001 IN IN ADP2119-1.0 ;pnba Vin)Pvin)SW)PGND)GND)FB)TRK)Pgood)Sync/Mode)EN
C2 OUT 0 22
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 672 368
WIRE -272 -184 -336 -184
WIRE -112 -184 -272 -184
WIRE -336 -168 -336 -184
WIRE -112 -152 -112 -184
WIRE -272 -120 -272 -184
WIRE -240 -120 -272 -120
WIRE 96 -120 16 -120
WIRE 224 -120 176 -120
WIRE -336 -72 -336 -88
WIRE -272 -40 -272 -120
WIRE -240 -40 -272 -40
WIRE 48 -40 16 -40
WIRE 160 -40 128 -40
WIRE 224 -40 224 -120
WIRE 224 -40 160 -40
WIRE 288 -40 224 -40
WIRE 336 -40 288 -40
WIRE 160 -24 160 -40
WIRE 224 -24 224 -40
WIRE 336 -24 336 -40
WIRE -272 40 -272 -40
WIRE -240 40 -272 40
WIRE 160 40 16 40
WIRE 224 40 160 40
WIRE 160 72 160 40
WIRE 336 72 336 56
WIRE -272 120 -272 40
WIRE -240 120 -272 120
WIRE 288 120 288 -40
WIRE 288 120 16 120
WIRE -112 184 -112 168
FLAG 160 72 0
FLAG -112 184 0
FLAG -336 -72 0
FLAG 336 -40 OUT
FLAG 336 72 0
FLAG -336 -184 IN
SYMBOL ind 32 -24 R270
SYMATTR InstName L1
SYMATTR Value 1
SYMBOL cap 144 -24 R0
SYMATTR InstName C1
SYMATTR Value 22
SYMBOL res 192 -136 R90
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL voltage -336 -184 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 320 -40 R0
SYMATTR Value 1
SYMATTR InstName Rload
SYMBOL ADP2119-1.0 -112 88 R0
SYMATTR InstName U1
SYMBOL cap 208 -24 R0
SYMATTR InstName C2
SYMATTR Value 22
* SPICE netlist
V1 IN 0 4
C1 OUT 0 1
S1 0 OUT N002 0 5mA
V2 N002 0 PULSE(0 1 600u 10n 10n 200u 10m)
S2 OUT IN N001 0 5mA
V3 N001 0 PULSE(0 1 100u 10n 10n 200u 10m)
XU1 0 IN OUT LT6654-3 ;pnba GND)IN)OUT
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 992 256
WIRE 80 -128 -368 -128
WIRE 80 -112 80 -128
WIRE 384 -96 128 -96
WIRE 496 -96 464 -96
WIRE 144 -48 128 -48
WIRE -368 0 -368 -128
WIRE -368 0 -496 0
WIRE -336 0 -368 0
WIRE -32 0 -112 0
WIRE 80 0 80 -32
WIRE 80 0 -32 0
WIRE 176 0 80 0
WIRE -496 16 -496 0
WIRE -32 16 -32 0
WIRE 80 32 80 0
WIRE 384 48 128 48
WIRE 496 48 464 48
WIRE -224 96 -224 64
WIRE -32 96 -32 80
WIRE 144 96 128 96
WIRE -496 112 -496 96
WIRE 80 128 80 112
FLAG -224 96 0
FLAG 176 0 OUT
FLAG -496 0 IN
FLAG -496 112 0
FLAG -32 96 0
FLAG 80 128 0
FLAG 144 96 0
FLAG 496 48 0
FLAG 144 -48 0
FLAG 496 -96 0
SYMBOL voltage -496 0 R0
SYMATTR InstName V1
SYMATTR Value 4
SYMBOL cap -48 16 R0
SYMATTR InstName C1
SYMATTR Value 1
SYMBOL sw 80 128 R180
SYMATTR InstName S1
SYMATTR Value 5mA
SYMBOL voltage 368 48 M90
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 600u 10n 10n 200u 10m)
SYMBOL sw 80 -16 R180
SYMATTR InstName S2
SYMATTR Value 5mA
SYMBOL voltage 368 -96 M90
SYMATTR Value PULSE(0 1 100u 10n 10n 200u 10m)
SYMATTR InstName V3
SYMBOL LT6654-3 -224 0 R0
SYMATTR InstName U1
* SPICE netlist
V2 VCC 0 5
V4 P15V 0 15
V1 N001 0 SINE(0 15 50)
R1 N002 N001 1k
Q1 N003 N002 0 0 NPN
D3 0 N002 D
R9 N003 VCC 10k
.tran 0.2s

* LTspice schematic (.asc)
Version 4
SHEET 1 1392 384
WIRE -88 0 -184 0
WIRE 40 0 -8 0
WIRE 696 16 488 16
WIRE -184 48 -184 0
WIRE 40 64 40 0
WIRE 376 64 40 64
WIRE 424 64 376 64
WIRE 200 128 -184 128
WIRE 376 128 200 128
WIRE 488 128 488 112
WIRE 488 128 376 128
WIRE 696 128 488 128
WIRE 200 192 200 128
FLAG -520 -96 0
FLAG -520 -176 VCC
FLAG -696 -80 0
FLAG -696 -160 P15V
FLAG 488 -64 VCC
FLAG 200 192 0
SYMBOL voltage -520 -192 R0
SYMATTR Value 5
SYMATTR InstName V2
SYMBOL voltage -696 -176 R0
SYMATTR Value 15
SYMATTR InstName V4
SYMBOL voltage -184 32 R0
SYMATTR Value SINE(0 15 50)
SYMATTR InstName V1
SYMBOL res 8 -16 R90
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL npn 424 16 R0
SYMATTR InstName Q1
SYMBOL diode 392 128 R180
SYMATTR InstName D3
SYMBOL res 504 32 R180
SYMATTR InstName R9
SYMATTR Value 10k
* SPICE netlist
V1 N001 0 AC 1 0
L1 N001 N002 1.5
L2 N002 Vo 0.5
C1 N002 0 1.3333
R1 Vo 0 1
.ac dec 1000 0.01 1000

* LTspice schematic (.asc)
Version 4
SHEET 1 352 208
WIRE -112 -104 -176 -104
WIRE 0 -104 -32 -104
WIRE 48 -104 0 -104
WIRE 176 -104 128 -104
WIRE -176 -72 -176 -104
WIRE 0 -72 0 -104
WIRE 176 -72 176 -104
WIRE -176 72 -176 8
WIRE 0 72 0 -8
WIRE 0 72 -176 72
WIRE 176 72 176 8
WIRE 176 72 0 72
WIRE 0 104 0 72
FLAG 0 104 0
FLAG 176 -104 Vo
SYMBOL voltage -176 -88 R0
SYMATTR InstName V1
SYMATTR Value ""
SYMATTR Value2 AC 1 0
SYMBOL ind -128 -88 R270
SYMATTR InstName L1
SYMATTR Value 1.5
SYMBOL ind 32 -88 R270
SYMATTR InstName L2
SYMATTR Value 0.5
SYMBOL cap -16 -72 R0
SYMATTR InstName C1
SYMATTR Value 1.3333
SYMBOL res 160 -88 R0
SYMATTR InstName R1
SYMATTR Value 1
* SPICE netlist
C1 0 N005 .01
V1 N001 0 3
V2 IN 0 1.2
C2 0 P001 .01
C3 OUT 0 20
R1 N001 N002 50K
XU1 0 N001 0 0 N001 N005 N004 N003 IN OUT OUT N001 P001 N002 LT3070-1 ;pnba GND)V00)V01)V02)Bias)Ref/BYP)MargTol)MargSel)IN)Sense)Out)En)VIOC)PWRGD
Rload OUT 0 .18
.tran 2m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 640 752
WIRE 208 -376 -192 -376
WIRE 208 -360 208 -376
WIRE 16 -328 -320 -328
WIRE -320 -312 -320 -328
WIRE 16 -312 16 -328
WIRE -192 -264 -192 -376
WIRE -144 -264 -192 -264
WIRE 208 -264 208 -280
WIRE 208 -264 176 -264
WIRE -320 -216 -320 -232
WIRE -192 -152 -192 -264
WIRE -192 -152 -320 -152
WIRE -144 -152 -192 -152
WIRE 224 -152 176 -152
WIRE 320 -152 224 -152
WIRE -320 -136 -320 -152
WIRE 320 -136 320 -152
WIRE -320 -40 -320 -56
WIRE -192 -40 -192 -152
WIRE -144 -40 -192 -40
WIRE 224 -40 224 -152
WIRE 224 -40 176 -40
WIRE 320 -40 320 -56
WIRE 224 40 224 24
WIRE -144 72 -176 72
WIRE 208 72 176 72
WIRE -144 184 -176 184
WIRE 208 184 176 184
WIRE -208 296 -224 296
WIRE 192 296 176 296
WIRE 272 296 256 296
WIRE 16 376 16 344
FLAG 272 296 0
FLAG -176 184 0
FLAG -176 72 0
FLAG -320 -216 0
FLAG -320 -40 0
FLAG -224 296 0
FLAG 224 40 0
FLAG 320 -40 0
FLAG -320 -328 IN
FLAG 320 -152 OUT
FLAG 16 376 0
SYMBOL cap 256 280 R90
SYMATTR InstName C1
SYMATTR Value .01
SYMBOL voltage -320 -152 R0
SYMATTR InstName V1
SYMATTR Value 3
SYMBOL voltage -320 -328 R0
SYMATTR InstName V2
SYMATTR Value 1.2
SYMBOL cap -208 312 R270
SYMATTR InstName C2
SYMATTR Value .01
SYMBOL cap 208 -40 R0
SYMATTR Value 20
SYMATTR InstName C3
SYMBOL res 192 -376 R0
SYMATTR InstName R1
SYMATTR Value 50K
SYMBOL LT3070-1 16 8 R0
SYMATTR InstName U1
SYMBOL res 304 -152 R0
SYMATTR InstName Rload
SYMATTR Value .18
* SPICE netlist
I1 N001 0 150 load
R1 OUT 0 200
V1 IN 0 12
XU1 N001 0 MP_01 OUT IN LT9890 ;pnba IM)GND))IOUT)IP
.tran 0 1m 0 startup

* LTspice schematic (.asc)
Version 4
SHEET 1 576 496
WIRE -160 -248 -288 -248
WIRE 288 -248 192 -248
WIRE -288 -200 -288 -248
WIRE 288 -200 288 -248
WIRE -288 -72 -288 -120
WIRE 96 24 96 -8
WIRE 288 24 288 -120
WIRE 288 24 96 24
WIRE -64 40 -64 -8
WIRE -64 40 -112 40
WIRE 96 56 96 24
WIRE -64 88 -64 40
WIRE -64 248 -64 168
FLAG 96 56 0
FLAG -64 248 0
FLAG -288 -72 0
FLAG -288 -248 IN
FLAG -112 40 OUT
SYMBOL current 288 -200 R0
SYMATTR Value 150
SYMATTR SpiceLine load
SYMATTR InstName I1
SYMBOL res -80 72 R0
SYMATTR InstName R1
SYMATTR Value 200
SYMBOL voltage -288 -216 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL LT9890 16 -152 R0
SYMATTR InstName U1
* SPICE netlist
V1 N001 0 AC 1
R1 N002 0 {R1}
C1 N002 N001 10n
.ac oct 1100 1 100E4
.step param R1 1k 100k 10k

* LTspice schematic (.asc)
Version 4
SHEET 1 272 200
WIRE 24 -40 -136 -40
WIRE 136 -40 88 -40
WIRE -136 -24 -136 -40
FLAG -136 56 0
FLAG 136 40 0
SYMBOL voltage -136 -40 R0
SYMATTR InstName V1
SYMATTR Value AC 1
SYMBOL res 120 -56 R0
SYMATTR InstName R1
SYMATTR Value {R1}
SYMBOL cap 88 -56 R90
SYMATTR InstName C1
SYMATTR Value 10n
* SPICE netlist
V1 IN 0 3.6
C1 N001 N003 2.2
C2 OUT 0 10
R1 N002 0 100K
R2 IN N002 400K
XU1 N001 OUT N005 IN N004 N002 IN N003 0 N006 LTC3203B ;pnba C2+)Vout)C1+)_SHDN)FB)Mode)Vin)C2-)GND)C1-
R3 N004 0 100K
R4 OUT N004 350K
C3 N005 N006 2.2
Rload OUT 0 20
.tran 1m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 880 304
WIRE -344 -152 -440 -152
WIRE -248 -152 -344 -152
WIRE -200 -152 -248 -152
WIRE 264 -152 88 -152
WIRE 360 -152 264 -152
WIRE 440 -152 360 -152
WIRE -440 -136 -440 -152
WIRE 360 -136 360 -152
WIRE 440 -136 440 -152
WIRE -344 -120 -344 -152
WIRE -248 -88 -248 -152
WIRE -200 -88 -248 -88
WIRE 136 -88 88 -88
WIRE 264 -72 264 -152
WIRE -440 -40 -440 -56
WIRE 360 -40 360 -72
WIRE 440 -40 440 -56
WIRE -344 -24 -344 -40
WIRE -200 -24 -344 -24
WIRE 136 -24 88 -24
WIRE -344 -8 -344 -24
WIRE 264 24 264 8
WIRE 264 24 216 24
WIRE -200 40 -248 40
WIRE 136 40 88 40
WIRE 264 40 264 24
WIRE -344 88 -344 72
WIRE -200 104 -216 104
WIRE 136 104 88 104
WIRE 264 136 264 120
WIRE -248 152 -248 40
WIRE 216 152 216 24
WIRE 216 152 -248 152
FLAG -440 -40 0
FLAG -216 104 0
FLAG 360 -40 0
FLAG 440 -40 0
FLAG -344 88 0
FLAG 264 136 0
FLAG 440 -152 OUT
FLAG -440 -152 IN
SYMBOL voltage -440 -152 R0
SYMATTR InstName V1
SYMATTR Value 3.6
SYMBOL cap 120 -88 R0
SYMATTR InstName C1
SYMATTR Value 2.2
SYMBOL cap 344 -136 R0
SYMATTR InstName C2
SYMATTR Value 10
SYMBOL res -360 -24 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -360 -136 R0
SYMATTR InstName R2
SYMATTR Value 400K
SYMBOL PowerProducts\\LTC3203B -56 -24 R0
SYMATTR InstName U1
SYMBOL res 248 24 R0
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL res 248 -88 R0
SYMATTR InstName R4
SYMATTR Value 350K
SYMBOL cap 120 40 R0
SYMATTR InstName C3
SYMATTR Value 2.2
SYMBOL res 424 -152 R0
SYMATTR InstName Rload
SYMATTR Value 20
* SPICE netlist
V1 +V 0 15
Vin IN 0 SINE(0 1 10K)
R1 N001 0 10K
R2 OUT N001 10K
V2 -V 0 -15
XU1 IN N001 +V -V OUT AD746 ;pnba In+)In-)V+)V-)OUT
.tran 1m

* LTspice schematic (.asc)
Version 4
SHEET 1 560 256
WIRE 8 -112 -8 -112
WIRE 104 -112 88 -112
WIRE 120 -112 104 -112
WIRE 216 -112 200 -112
WIRE -280 -48 -280 -64
WIRE -168 -48 -168 -64
WIRE 104 -16 104 -112
WIRE 120 -16 104 -16
WIRE 216 0 216 -112
WIRE 216 0 184 0
WIRE 280 0 216 0
WIRE 120 16 8 16
WIRE 8 32 8 16
WIRE -280 48 -280 32
WIRE -168 48 -168 32
WIRE 8 128 8 112
FLAG -280 -64 +V
FLAG -280 48 0
FLAG 8 128 0
FLAG 280 0 OUT
FLAG 8 16 IN
FLAG 152 -32 +V
FLAG -168 -64 -V
FLAG 152 32 -V
FLAG -8 -112 0
FLAG -168 48 0
SYMBOL voltage -280 -64 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 8 16 R0
SYMATTR InstName Vin
SYMATTR Value SINE(0 1 10K)
SYMBOL res 104 -128 R90
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL res 216 -128 R90
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL voltage -168 -64 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL AD746 152 -64 R0
SYMATTR InstName U1
* SPICE netlist
R1 N002 0 1k
D1 N001 N002 1N750
Vi N001 0 PULSE(-8 8 0 50u 50u 0 100u)
.dc Vi -8V 8V 0.05V

* LTspice schematic (.asc)
Version 4
SHEET 1 304 208
WIRE -40 -104 -152 -104
WIRE 152 -104 24 -104
WIRE -152 -56 -152 -104
WIRE 152 -56 152 -104
WIRE -152 88 -152 24
WIRE -8 88 -152 88
WIRE 152 88 152 24
WIRE 152 88 -8 88
WIRE -8 104 -8 88
FLAG -8 104 0
SYMBOL res 136 -72 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL zener -40 -88 R270
SYMATTR InstName D1
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage -152 -72 R0
SYMATTR InstName Vi
SYMATTR Value PULSE(-8 8 0 50u 50u 0 100u)