* SPICE netlist
C1 0 N002 10n Rser=1K
R1 N003 N002 10
R2 IN1 N001 20m
MQ1 N001 N003 OUT1 OUT1 IRF7413A
C2 OUT1 0 30
V1 IN2 0 PWL(0 0 2.5m 0 +1u 12 160m 12 +1u 0)
D1 0 N002 EDZV22B
C3 0 N006 10n Rser=1K
R3 N009 N006 10
R4 IN2 N010 20m
MQ2 N010 N009 OUT2 OUT2 IRF7413A
C4 OUT2 0 30
D2 0 N006 EDZV22B
C5 N004 0 0.1
R5 IN1 N004 15K
XU1 IN1 N004 N005 N008 N007 MP_01 MP_02 0 MP_03 MP_04 MP_05 N006 N002 N010 N001 IN2 LTC1647-3 ;pnba Vcc1)ON1)_Fault1)ON2)_Fault2)))GND))))Gate2)Gate1)Sense2)Sense1)Vcc2
C6 N008 0 0.1
R6 IN2 N008 15K
R7 N005 IN1 10K
R8 N007 IN2 10K
V2 IN1 0 PWL(0 0 5m 0 +1u 12)
Rload1 OUT1 0 8
Rload2 OUT2 0 6
.tran 240m

* LTspice schematic (.asc)
Version 4
SHEET 1 1264 800
WIRE -296 -400 -632 -400
WIRE -56 -400 -296 -400
WIRE 120 -400 -56 -400
WIRE 136 -400 120 -400
WIRE 232 -400 216 -400
WIRE 280 -400 232 -400
WIRE 504 -400 376 -400
WIRE 616 -400 504 -400
WIRE -632 -384 -632 -400
WIRE 504 -384 504 -400
WIRE 616 -384 616 -400
WIRE -56 -304 -56 -400
WIRE 504 -304 504 -320
WIRE -632 -288 -632 -304
WIRE 616 -288 616 -304
WIRE 504 -224 472 -224
WIRE 600 -224 568 -224
WIRE 120 -208 120 -400
WIRE 232 -208 232 -400
WIRE 360 -208 360 -352
WIRE -136 -176 -152 -176
WIRE -56 -176 -56 -224
WIRE -56 -176 -72 -176
WIRE -24 -176 -56 -176
WIRE -296 -112 -296 -400
WIRE -248 -112 -296 -112
WIRE -24 -112 -168 -112
WIRE 472 -112 472 -224
WIRE 504 -112 472 -112
WIRE 600 -112 568 -112
WIRE 360 -96 360 -128
WIRE 360 -96 296 -96
WIRE 472 -96 472 -112
WIRE 472 -96 360 -96
WIRE -24 -48 -40 -48
WIRE 360 0 296 0
WIRE 472 0 360 0
WIRE 504 0 472 0
WIRE 600 0 568 0
WIRE -248 16 -296 16
WIRE -24 16 -168 16
WIRE 360 32 360 0
WIRE -136 80 -152 80
WIRE -56 80 -72 80
WIRE -24 80 -56 80
WIRE 472 112 472 0
WIRE 504 112 472 112
WIRE 600 112 568 112
WIRE -56 128 -56 80
WIRE 632 192 632 176
WIRE 520 208 520 192
WIRE 360 240 360 112
WIRE -296 288 -296 16
WIRE -296 288 -392 288
WIRE -56 288 -56 208
WIRE -56 288 -296 288
WIRE 120 288 120 112
WIRE 120 288 -56 288
WIRE 136 288 120 288
WIRE 232 288 232 112
WIRE 232 288 216 288
WIRE 280 288 232 288
WIRE 520 288 520 272
WIRE 520 288 376 288
WIRE 632 288 632 272
WIRE 632 288 520 288
WIRE -392 304 -392 288
WIRE -392 400 -392 384
FLAG 600 -112 0
FLAG -40 -48 0
FLAG 504 -304 0
FLAG -632 -288 0
FLAG 616 -400 OUT1
FLAG -632 -400 IN1
FLAG 616 -288 0
FLAG 600 -224 0
FLAG 600 0 0
FLAG 600 112 0
FLAG 520 192 0
FLAG 632 288 OUT2
FLAG 632 176 0
FLAG -152 -176 0
FLAG -152 80 0
FLAG -392 400 0
FLAG -392 288 IN2
SYMBOL cap 568 -128 R90
SYMATTR InstName C1
SYMATTR Value 10n
SYMATTR SpiceLine Rser=1K
SYMBOL res 344 -224 R0
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL res 120 -384 R270
SYMATTR InstName R2
SYMATTR Value 20m
SYMBOL nmos 280 -352 R270
SYMATTR InstName Q1
SYMATTR Value IRF7413A
SYMBOL cap 488 -384 R0
SYMATTR InstName C2
SYMATTR Value 30
SYMBOL voltage -392 288 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 2.5m 0 +1u 12 160m 12 +1u 0)
SYMBOL zener 568 -240 R90
SYMATTR InstName D1
SYMATTR Value EDZV22B
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 568 16 M270
SYMATTR InstName C3
SYMATTR Value 10n
SYMATTR SpiceLine Rser=1K
SYMBOL res 344 128 M180
SYMATTR InstName R3
SYMATTR Value 10
SYMBOL res 120 272 M90
SYMATTR InstName R4
SYMATTR Value 20m
SYMBOL nmos 280 240 M90
SYMATTR InstName Q2
SYMATTR Value IRF7413A
SYMBOL cap 504 272 M180
SYMATTR InstName C4
SYMATTR Value 30
SYMBOL zener 568 96 R90
SYMATTR InstName D2
SYMATTR Value EDZV22B
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap -72 -192 R90
SYMATTR InstName C5
SYMATTR Value 0.1
SYMBOL res -72 -320 R0
SYMATTR InstName R5
SYMATTR Value 15K
SYMBOL LTC1647-3 136 -48 R0
SYMATTR InstName U1
SYMBOL cap -72 96 M270
SYMATTR InstName C6
SYMATTR Value 0.1
SYMBOL res -72 224 M180
SYMATTR InstName R6
SYMATTR Value 15K
SYMBOL res -152 -128 R90
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL res -152 0 R90
SYMATTR InstName R8
SYMATTR Value 10K
SYMBOL voltage -632 -400 R0
SYMATTR InstName V2
SYMATTR Value PWL(0 0 5m 0 +1u 12)
SYMBOL res 600 -400 R0
SYMATTR InstName Rload1
SYMATTR Value 8
SYMBOL res 616 288 M180
SYMATTR InstName Rload2
SYMATTR Value 6