* SPICE netlist
XU1 N011 N012 N010 N007 N006 N001 N002 N008 N017 N016 N019 N018 N013 0 N013 N004 N005 N009 N015 N014 LTC4230 ;pnba Fb3)_Reset3)Gate3)Sense3)Vcc3)Vcc1)Sense1)Gate1)_Reset1)Fb1)Filter)Timer)_Fault)Gnd)On)Vcc2)Sense2)Gate2)_Reset2)Fb2
C1 N013 0 .1
C2 N018 0 .1
C3 N019 0 15p
V1 N001 0 PWL(0 0 100u 3.3)
R1 N002 N001 7m
MQ1 N002 N008 OUT1 OUT1 IRF7413
R2 N005 N004 7m
MQ2 N005 N009 OUT2 OUT2 IRF7413
R3 N007 N006 7m
MQ3 N007 N010 OUT3 OUT3 IRF7413
S1 OUT1 0 N003 0 SL
C4 OUT1 0 1m
V2 N003 0 PULSE(0 1 100m 100n 100n 40u 1)
V3 N004 0 PWL(0 0 100u 2.5)
V4 N006 0 PWL(0 0 100u 1.8)
C5 OUT2 0 100
C6 OUT3 0 100
R4 OUT3 N011 5.1K
R5 N011 0 12K
R6 OUT3 N012 10K
R7 OUT2 N014 11K
R8 N014 0 12K
R9 OUT2 N015 10K
R10 OUT1 N016 18K
R11 N016 0 12K
R12 OUT1 N017 10K
Rload2 OUT2 0 2
Rload3 OUT3 0 2
.tran 400m

* LTspice schematic (.asc)
Version 4
SHEET 1 2176 928
WIRE -752 -448 -1088 -448
WIRE -656 -448 -672 -448
WIRE -640 -448 -656 -448
WIRE 704 -448 -544 -448
WIRE 912 -448 704 -448
WIRE 992 -448 912 -448
WIRE -1088 -432 -1088 -448
WIRE 704 -432 704 -448
WIRE 992 -432 992 -448
WIRE 1056 -416 1040 -416
WIRE 1088 -368 1040 -368
WIRE 704 -352 704 -368
WIRE 1088 -352 1088 -368
WIRE -1088 -336 -1088 -352
WIRE 992 -336 992 -352
WIRE -464 -304 -1088 -304
WIRE -368 -304 -384 -304
WIRE -352 -304 -368 -304
WIRE 624 -304 -256 -304
WIRE 688 -304 624 -304
WIRE 784 -304 688 -304
WIRE -1088 -288 -1088 -304
WIRE 784 -288 784 -304
WIRE 688 -272 688 -304
WIRE 1088 -256 1088 -272
WIRE -1088 -192 -1088 -208
WIRE 688 -192 688 -208
WIRE 784 -192 784 -208
WIRE -176 -160 -1088 -160
WIRE -80 -160 -96 -160
WIRE -64 -160 -80 -160
WIRE 240 -160 32 -160
WIRE 288 -160 240 -160
WIRE 384 -160 288 -160
WIRE 480 -160 384 -160
WIRE -1088 -144 -1088 -160
WIRE 288 -144 288 -160
WIRE 480 -144 480 -160
WIRE 384 -128 384 -160
WIRE -752 -80 -752 -448
WIRE -656 -80 -656 -448
WIRE -560 -80 -560 -400
WIRE -464 -80 -464 -304
WIRE -368 -80 -368 -304
WIRE -272 -80 -272 -256
WIRE -176 -80 -176 -160
WIRE -80 -80 -80 -160
WIRE 16 -80 16 -112
WIRE -1088 -48 -1088 -64
WIRE 288 -48 288 -64
WIRE 288 -48 128 -48
WIRE 624 -48 624 -304
WIRE 624 -48 528 -48
WIRE 912 -48 912 -448
WIRE 912 -48 800 -48
WIRE 288 -32 288 -48
WIRE 384 -32 384 -64
WIRE 480 -32 480 -64
WIRE 128 -16 128 -48
WIRE 128 -16 80 -16
WIRE 624 -16 624 -48
WIRE 128 48 80 48
WIRE 240 48 240 -160
WIRE 240 48 208 48
WIRE -816 64 -880 64
WIRE 288 64 288 48
WIRE 624 96 624 64
WIRE 624 96 416 96
WIRE 416 112 416 96
WIRE 416 112 80 112
WIRE 624 112 624 96
WIRE 912 128 912 -48
WIRE 128 176 80 176
WIRE 528 176 528 -48
WIRE 528 176 208 176
WIRE 624 208 624 192
WIRE -880 224 -880 64
WIRE -816 224 -880 224
WIRE -880 240 -880 224
WIRE 912 240 912 208
WIRE 912 240 80 240
WIRE 912 256 912 240
WIRE 128 304 80 304
WIRE 800 304 800 -48
WIRE 800 304 208 304
WIRE -880 320 -880 304
WIRE 912 352 912 336
WIRE -752 384 -752 368
WIRE -496 384 -496 368
WIRE -240 384 -240 368
WIRE -496 464 -496 448
WIRE -240 464 -240 448
FLAG -752 384 0
FLAG -880 320 0
FLAG -496 464 0
FLAG -240 464 0
FLAG -1088 -336 0
FLAG 992 -448 OUT1
FLAG -1088 -192 0
FLAG -1088 -48 0
FLAG 1088 -256 0
FLAG 1056 -416 0
FLAG 704 -352 0
FLAG 992 -336 0
FLAG 784 -304 OUT2
FLAG 480 -160 OUT3
FLAG 480 -32 0
FLAG 784 -192 0
FLAG 688 -192 0
FLAG 384 -32 0
FLAG 288 64 0
FLAG 624 208 0
FLAG 912 352 0
SYMBOL LTC4230 -368 144 R0
SYMATTR InstName U1
SYMBOL cap -896 240 R0
SYMATTR InstName C1
SYMATTR Value .1
SYMBOL cap -512 384 R0
SYMATTR InstName C2
SYMATTR Value .1
SYMBOL cap -256 384 R0
SYMATTR InstName C3
SYMATTR Value 15p
SYMBOL voltage -1088 -448 R0
SYMATTR Value PWL(0 0 100u 3.3)
SYMATTR InstName V1
SYMBOL res -656 -464 R90
SYMATTR InstName R1
SYMATTR Value 7m
SYMBOL nmos -640 -400 R270
SYMATTR InstName Q1
SYMATTR Value IRF7413
SYMBOL res -368 -320 R90
SYMATTR InstName R2
SYMATTR Value 7m
SYMBOL nmos -352 -256 R270
SYMATTR InstName Q2
SYMATTR Value IRF7413
SYMBOL res -80 -176 R90
SYMATTR InstName R3
SYMATTR Value 7m
SYMBOL nmos -64 -112 R270
SYMATTR InstName Q3
SYMATTR Value IRF7413
SYMBOL sw 992 -448 M0
SYMATTR InstName S1
SYMATTR Value SL
SYMBOL cap 688 -432 R0
SYMATTR InstName C4
SYMATTR Value 1m
SYMBOL voltage 1088 -368 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 100m 100n 100n 40u 1)
SYMBOL voltage -1088 -304 R0
SYMATTR Value PWL(0 0 100u 2.5)
SYMATTR InstName V3
SYMBOL voltage -1088 -160 R0
SYMATTR InstName V4
SYMATTR Value PWL(0 0 100u 1.8)
SYMBOL cap 672 -272 R0
SYMATTR InstName C5
SYMATTR Value 100
SYMBOL cap 368 -128 R0
SYMATTR InstName C6
SYMATTR Value 100
SYMBOL res 272 -160 R0
SYMATTR InstName R4
SYMATTR Value 5.1K
SYMBOL res 272 -48 R0
SYMATTR InstName R5
SYMATTR Value 12K
SYMBOL res 224 32 R90
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL res 608 -32 R0
SYMATTR InstName R7
SYMATTR Value 11K
SYMBOL res 608 96 R0
SYMATTR InstName R8
SYMATTR Value 12K
SYMBOL res 224 160 R90
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL res 896 112 R0
SYMATTR InstName R10
SYMATTR Value 18K
SYMBOL res 896 240 R0
SYMATTR InstName R11
SYMATTR Value 12K
SYMBOL res 224 288 R90
SYMATTR InstName R12
SYMATTR Value 10K
SYMBOL res 768 -304 R0
SYMATTR InstName Rload2
SYMATTR Value 2
SYMBOL res 464 -160 R0
SYMATTR InstName Rload3
SYMATTR Value 2