* SPICE netlist
XU1 N019 0 N015 N014 OUT3p3_1 N011 N005 N004 N013 N010 N028 N034 N035 N029 OUT3p3_2 N027 N026 0 N022 N025 N024 N023 N037 N038 N031 OUT12_2 OUTAUX2 0 OUTAUX_1 OUT12_1 N008 N002 N001 N018 N017 N016 N020 N021 LTC4242 ;pnba _En1)Fon1)On1)AuxOn1)3Vout1)3VGate1)3Vsense1)3Vin1)AuxIn1)Vcc)AuxIn2)3Vin2)3Vsense2)3VGate2)3Vout2)AuxOn2)On2)Fon2)_En2)_Fault2)_AuxFault2)_Pgood2)12Vin2)12Vsense2)12Vgate2)12Vout2)AuxOut2)Gnd)AuxOut1)12Vout1)12Vgate1)12Vsense1)12Vin1)_Pgood1)_AuxFault1)_Fault1)_AUXpgood1)_AUXpgood2
V1 N010 0 3.3
M1 N002 N003 OUT12_1 OUT12_1 Si7336ADP
R1 N002 N001 8m
V2 N013 0 3.3
V4 N001 0 12
M2 N005 N006 OUT3p3_1 OUT3p3_1 Si7336ADP
R2 N005 N004 13m
V5 N004 0 3.3
R3 0 OUT3p3_1 10
R4 0 OUT12_1 10
R5 0 OUTAUX_1 8.8
V7 N022 0 PWL(0 3.3 1m 3.3 +100n 0)
R6 N008 N007 47
C1 N007 0 15n
R7 N012 N011 18
C2 N012 0 47n
R8 N003 N008 10
R9 N006 N011 10
R10 0 OUTAUX2 8.8
R11 N033 N032 18
C3 N033 0 47n
R12 N029 N032 10
M3 N035 N032 OUT3p3_2 OUT3p3_2 Si7336ADP
R13 0 OUT3p3_2 10
R14 N035 N034 13m
V9 N034 0 3.3
R15 N031 N030 47
C4 N030 0 15n
M4 N038 N031 OUT12_2 OUT12_2 Si7336ADP
R16 0 OUT12_2 10
V10 N037 0 12
R17 N038 N037 8m
V11 N028 0 3.3
V3 N014 0 3.3
V6 N015 0 3.3
V12 N027 0 3.3
V13 N026 0 3.3
C5 OUT12_1 0 2n
C6 OUT3p3_1 0 1n
C7 OUT12_2 0 2n
C8 OUT3p3_2 0 1n
C9 OUTAUX_1 0 100
C10 OUTAUX2 0 100
S1 OUT3p3_1 0 N009 0 SOVRLD
V14 N009 0 PULSE(0 1 60m 100n 100n 100u 10)
V8 N019 0 PWL(0 3.3 10m 3.3 +100n 0)
S2 OUT3p3_2 0 N036 0 SOVRLD
V15 N036 0 PULSE(0 1 80m 100n 100n 100u 10)
.tran 200m

* LTspice schematic (.asc)
Version 4
SHEET 1 1856 1888
WIRE -800 -928 -816 -928
WIRE -464 -928 -720 -928
WIRE -448 -928 -464 -928
WIRE -336 -928 -368 -928
WIRE -288 -928 -336 -928
WIRE -80 -928 -192 -928
WIRE 432 -928 -80 -928
WIRE 544 -928 432 -928
WIRE 672 -928 624 -928
WIRE 432 -912 432 -928
WIRE -208 -864 -208 -880
WIRE 432 -832 432 -848
WIRE -800 -768 -816 -768
WIRE 48 -768 -720 -768
WIRE 64 -768 48 -768
WIRE 176 -768 144 -768
WIRE 224 -768 176 -768
WIRE 432 -768 320 -768
WIRE 528 -768 432 -768
WIRE 624 -768 528 -768
WIRE 768 -768 624 -768
WIRE 816 -768 768 -768
WIRE 928 -768 896 -768
WIRE 624 -752 624 -768
WIRE 768 -720 768 -768
WIRE 304 -704 304 -720
WIRE 720 -704 704 -704
WIRE -304 -688 -544 -688
WIRE -208 -688 -208 -784
WIRE -208 -688 -224 -688
WIRE -544 -672 -544 -688
WIRE 624 -672 624 -688
WIRE 720 -656 688 -656
WIRE -800 -608 -816 -608
WIRE -592 -608 -720 -608
WIRE 304 -608 304 -624
WIRE 336 -608 304 -608
WIRE 560 -608 416 -608
WIRE 768 -608 768 -640
WIRE -544 -592 -544 -608
WIRE 688 -592 688 -656
WIRE -592 -560 -592 -608
WIRE -464 -560 -464 -928
WIRE -336 -560 -336 -928
WIRE -208 -560 -208 -688
WIRE -80 -560 -80 -928
WIRE 48 -560 48 -768
WIRE 176 -560 176 -768
WIRE 304 -560 304 -608
WIRE 432 -560 432 -768
WIRE 560 -512 560 -544
WIRE 688 -496 688 -512
WIRE -800 -480 -816 -480
WIRE -656 -480 -720 -480
WIRE -912 -416 -928 -416
WIRE -656 -416 -832 -416
WIRE 576 -400 496 -400
WIRE 672 -400 576 -400
WIRE 720 -400 672 -400
WIRE 816 -400 800 -400
WIRE 672 -384 672 -400
WIRE -800 -352 -816 -352
WIRE -656 -352 -720 -352
WIRE 672 -304 672 -320
WIRE -656 -288 -688 -288
WIRE 528 -272 496 -272
WIRE -656 -224 -688 -224
WIRE -656 -160 -688 -160
WIRE 592 -144 496 -144
WIRE 592 -128 592 -144
WIRE -656 -96 -688 -96
WIRE -656 -32 -688 -32
WIRE 592 -32 592 -48
WIRE 592 16 496 16
WIRE -656 32 -688 32
WIRE 592 32 592 16
WIRE -656 96 -688 96
WIRE 592 128 592 112
WIRE 528 144 496 144
WIRE -656 160 -688 160
WIRE -800 224 -816 224
WIRE -656 224 -720 224
WIRE 576 272 496 272
WIRE 672 272 576 272
WIRE 720 272 672 272
WIRE 816 272 800 272
WIRE -912 288 -928 288
WIRE -656 288 -832 288
WIRE 672 304 672 272
WIRE -800 352 -816 352
WIRE -656 352 -720 352
WIRE 672 384 672 368
WIRE 304 448 304 432
WIRE -592 464 -592 432
WIRE -304 496 -544 496
WIRE -208 496 -208 432
WIRE -208 496 -224 496
WIRE -544 512 -544 496
WIRE 304 560 304 528
WIRE 336 560 304 560
WIRE 512 560 416 560
WIRE -544 592 -544 576
WIRE 304 624 304 560
WIRE 512 640 512 624
WIRE -800 672 -816 672
WIRE 48 672 48 432
WIRE 48 672 -720 672
WIRE 80 672 48 672
WIRE 176 672 176 432
WIRE 176 672 160 672
WIRE 224 672 176 672
WIRE 432 672 432 432
WIRE 432 672 320 672
WIRE 592 672 432 672
WIRE 688 672 592 672
WIRE 768 672 688 672
WIRE 816 672 768 672
WIRE 928 672 896 672
WIRE 592 688 592 672
WIRE 768 720 768 672
WIRE 720 736 704 736
WIRE -208 752 -208 496
WIRE 592 768 592 752
WIRE 720 784 688 784
WIRE -800 800 -816 800
WIRE -464 800 -464 432
WIRE -464 800 -720 800
WIRE -448 800 -464 800
WIRE -336 800 -336 432
WIRE -336 800 -368 800
WIRE -288 800 -336 800
WIRE -80 800 -80 432
WIRE -80 800 -192 800
WIRE 272 800 -80 800
WIRE 384 800 272 800
WIRE 512 800 464 800
WIRE 272 816 272 800
WIRE 768 832 768 800
WIRE 688 848 688 784
WIRE 272 896 272 880
WIRE 688 944 688 928
FLAG -592 464 0
FLAG -816 -608 0
FLAG 528 -272 0
FLAG -816 -480 0
FLAG -816 -928 0
FLAG -816 -768 0
FLAG 928 -768 0
FLAG 672 -928 0
FLAG 816 -400 0
FLAG 592 -32 0
FLAG -544 -592 0
FLAG 560 -512 0
FLAG 432 -928 OUT12_1
FLAG 528 -768 OUT3p3_1
FLAG 576 -400 OUTAUX_1
FLAG 592 128 0
FLAG 528 144 0
FLAG 816 272 0
FLAG 576 272 OUTAUX2
FLAG 512 640 0
FLAG 928 672 0
FLAG 688 672 OUT3p3_2
FLAG -816 672 0
FLAG -544 592 0
FLAG 512 800 0
FLAG 272 800 OUT12_2
FLAG -816 800 0
FLAG -816 352 0
FLAG -928 -416 0
FLAG -816 -352 0
FLAG -928 288 0
FLAG -816 224 0
FLAG 432 -832 0
FLAG 624 -672 0
FLAG 272 896 0
FLAG 592 768 0
FLAG 672 -304 0
FLAG 672 384 0
FLAG 768 -608 0
FLAG 704 -704 0
FLAG 688 -496 0
FLAG 768 832 0
FLAG 704 736 0
FLAG 688 944 0
SYMBOL LTC4242 -80 -64 R0
SYMATTR InstName U1
SYMBOL voltage -704 -608 R90
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL nmos -288 -880 R270
SYMATTR InstName M1
SYMATTR Value Si7336ADP
SYMBOL res -352 -944 R90
SYMATTR InstName R1
SYMATTR Value 8m
SYMBOL voltage -704 -480 R90
SYMATTR InstName V2
SYMATTR Value 3.3
SYMBOL voltage -704 -928 R90
SYMATTR InstName V4
SYMATTR Value 12
SYMBOL nmos 224 -720 R270
SYMATTR InstName M2
SYMATTR Value Si7336ADP
SYMBOL res 160 -784 R90
SYMATTR InstName R2
SYMATTR Value 13m
SYMBOL voltage -704 -768 R90
SYMATTR InstName V5
SYMATTR Value 3.3
SYMBOL res 912 -784 R90
SYMATTR InstName R3
SYMATTR Value 10
SYMBOL res 640 -944 R90
SYMATTR InstName R4
SYMATTR Value 10
SYMBOL res 816 -416 R90
SYMATTR InstName R5
SYMATTR Value 8.8
SYMBOL voltage 592 16 R0
SYMATTR InstName V7
SYMATTR Value PWL(0 3.3 1m 3.3 +100n 0)
SYMBOL res -208 -704 R90
SYMATTR InstName R6
SYMATTR Value 47
SYMBOL cap -560 -672 R0
SYMATTR InstName C1
SYMATTR Value 15n
SYMBOL res 432 -624 R90
SYMATTR InstName R7
SYMATTR Value 18
SYMBOL cap 544 -608 R0
SYMATTR InstName C2
SYMATTR Value 47n
SYMBOL res -224 -880 R0
SYMATTR InstName R8
SYMATTR Value 10
SYMBOL res 288 -720 R0
SYMATTR InstName R9
SYMATTR Value 10
SYMBOL res 816 256 R90
SYMATTR InstName R10
SYMATTR Value 8.8
SYMBOL res 432 544 R90
SYMATTR InstName R11
SYMATTR Value 18
SYMBOL cap 496 560 R0
SYMATTR InstName C3
SYMATTR Value 47n
SYMBOL res 288 432 R0
SYMATTR InstName R12
SYMATTR Value 10
SYMBOL nmos 224 624 M90
SYMATTR InstName M3
SYMATTR Value Si7336ADP
SYMBOL res 912 656 R90
SYMATTR InstName R13
SYMATTR Value 10
SYMBOL res 176 656 R90
SYMATTR InstName R14
SYMATTR Value 13m
SYMBOL voltage -704 672 R90
SYMATTR InstName V9
SYMATTR Value 3.3
SYMBOL res -208 480 R90
SYMATTR InstName R15
SYMATTR Value 47
SYMBOL cap -560 512 R0
SYMATTR InstName C4
SYMATTR Value 15n
SYMBOL nmos -288 752 M90
SYMATTR InstName M4
SYMATTR Value Si7336ADP
SYMBOL res 480 784 R90
SYMATTR InstName R16
SYMATTR Value 10
SYMBOL voltage -704 800 R90
SYMATTR InstName V10
SYMATTR Value 12
SYMBOL res -352 784 R90
SYMATTR InstName R17
SYMATTR Value 8m
SYMBOL voltage -704 352 R90
SYMATTR InstName V11
SYMATTR Value 3.3
SYMBOL voltage -816 -416 R90
SYMATTR InstName V3
SYMATTR Value 3.3
SYMBOL voltage -704 -352 R90
SYMATTR InstName V6
SYMATTR Value 3.3
SYMBOL voltage -816 288 R90
SYMATTR InstName V12
SYMATTR Value 3.3
SYMBOL voltage -704 224 R90
SYMATTR InstName V13
SYMATTR Value 3.3
SYMBOL cap 416 -912 R0
SYMATTR InstName C5
SYMATTR Value 2n
SYMBOL cap 608 -752 R0
SYMATTR InstName C6
SYMATTR Value 1n
SYMBOL cap 256 816 R0
SYMATTR InstName C7
SYMATTR Value 2n
SYMBOL cap 576 688 R0
SYMATTR InstName C8
SYMATTR Value 1n
SYMBOL cap 656 -384 R0
SYMATTR InstName C9
SYMATTR Value 100
SYMBOL cap 656 304 R0
SYMATTR InstName C10
SYMATTR Value 100
SYMBOL sw 768 -736 R0
SYMATTR InstName S1
SYMATTR Value SOVRLD
SYMBOL voltage 688 -608 R0
SYMATTR InstName V14
SYMATTR Value PULSE(0 1 60m 100n 100n 100u 10)
SYMBOL voltage 592 -144 R0
SYMATTR InstName V8
SYMATTR Value PWL(0 3.3 10m 3.3 +100n 0)
SYMBOL sw 768 704 R0
SYMATTR InstName S2
SYMATTR Value SOVRLD
SYMBOL voltage 688 832 R0
SYMATTR InstName V15
SYMATTR Value PULSE(0 1 80m 100n 100n 100u 10)