* SPICE netlist
M1 N001 N002 OUT OUT Si7868DP
R1 N002 N004 10
C1 OUT 0 100
R3 OUT 0 1.2
R5 N001 IN .25m
C2 N011 0 10n
C3 N008 0 1
V1 IN 0 PWL(0 0 1m 12)
S1 OUT 0 N003 0 SLD
V2 N003 0 PULSE(0 1 500m 10n 10n 10m 100)
R8 OUT N007 30.1K
R6 IN N009 10K
R7 IN N010 10K
R9 IN N005 34.8K
R10 N005 N006 1.18K
R11 N006 0 3.4K
XU1 N008 N006 0 MP_01 N008 N011 MP_02 MP_03 MP_04 MP_05 MP_06 MP_07 MP_08 MP_09 MP_10 MP_11 MP_12 N010 N009 MP_13 N007 OUT N004 MP_14 MP_15 MP_16 N001 MP_17 IN MP_18 IN N005 LTC4281 OVRTRY=1 UVRTRY=1 OCRTRY=1 FETBADRTRY=1 FETBADTIMOUT=10m ;pnba ON)OV)GND))INTVcc)Timer))))))))))))GPIO2/Stress)GPIO1/PG))FB)Source)Gate1))))Sense1-))Sense1+))Vdd)UV
.tran 2

* LTspice schematic (.asc)
Version 4
SHEET 1 2048 704
WIRE 464 -352 -448 -352
WIRE -768 -288 -1024 -288
WIRE -448 -288 -448 -352
WIRE -448 -288 -768 -288
WIRE -288 -288 -448 -288
WIRE -208 -288 -288 -288
WIRE -64 -288 -128 -288
WIRE 16 -288 -64 -288
WIRE 304 -288 112 -288
WIRE 512 -288 304 -288
WIRE 640 -288 512 -288
WIRE 768 -288 640 -288
WIRE 912 -288 768 -288
WIRE -1024 -272 -1024 -288
WIRE 640 -272 640 -288
WIRE 768 -272 768 -288
WIRE 912 -272 912 -288
WIRE -768 -224 -768 -288
WIRE 96 -224 96 -240
WIRE 1024 -208 960 -208
WIRE 1024 -192 1024 -208
WIRE -1024 -176 -1024 -192
WIRE 640 -176 640 -208
WIRE 768 -176 768 -192
WIRE 912 -176 912 -192
WIRE 512 -160 512 -288
WIRE -448 -128 -448 -288
WIRE -288 -128 -288 -288
WIRE -64 -128 -64 -288
WIRE 96 -128 96 -144
WIRE -768 -112 -768 -144
WIRE -656 -112 -768 -112
WIRE -768 -96 -768 -112
WIRE 1024 -96 1024 -112
WIRE -656 -64 -656 -112
WIRE -608 -64 -656 -64
WIRE 304 -64 304 -288
WIRE 304 -64 256 -64
WIRE -768 0 -768 -16
WIRE -608 0 -768 0
WIRE 512 0 512 -80
WIRE 512 0 256 0
WIRE -768 16 -768 0
WIRE -608 64 -656 64
WIRE 368 64 256 64
WIRE 464 64 464 -352
WIRE 464 64 448 64
WIRE -768 112 -768 96
WIRE -656 128 -656 64
WIRE -608 128 -656 128
WIRE 352 128 256 128
WIRE -656 160 -656 128
WIRE 352 192 352 128
WIRE 368 192 352 192
WIRE 464 192 464 64
WIRE 464 192 448 192
WIRE -656 240 -656 224
WIRE 160 256 160 224
WIRE -512 272 -512 224
WIRE 160 352 160 320
FLAG 640 -176 0
FLAG 768 -176 0
FLAG -512 272 0
FLAG 160 352 0
FLAG -656 240 0
FLAG -1024 -176 0
FLAG -1024 -288 IN
FLAG 912 -176 0
FLAG 1024 -96 0
FLAG 960 -256 0
FLAG 768 -288 OUT
FLAG -768 112 0
SYMBOL nmos 16 -240 R270
SYMATTR InstName M1
SYMATTR Value Si7868DP
SYMBOL res 80 -240 R0
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL cap 624 -272 R0
SYMATTR InstName C1
SYMATTR Value 100
SYMBOL res 752 -288 R0
SYMATTR InstName R3
SYMATTR Value 1.2
SYMBOL res -112 -304 R90
SYMATTR InstName R5
SYMATTR Value .25m
SYMBOL cap 144 256 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL cap -672 160 R0
SYMATTR InstName C3
SYMATTR Value 1
SYMBOL voltage -1024 -288 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 1m 12)
SYMBOL sw 912 -288 M0
SYMATTR InstName S1
SYMATTR Value SLD
SYMBOL voltage 1024 -208 R0
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 500m 10n 10n 10m 100)
SYMBOL res 496 -176 R0
SYMATTR InstName R8
SYMATTR Value 30.1K
SYMBOL res 464 48 R90
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL res 464 176 R90
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL res -784 -240 R0
SYMATTR InstName R9
SYMATTR Value 34.8K
SYMBOL res -784 -112 R0
SYMATTR InstName R10
SYMATTR Value 1.18K
SYMBOL res -784 0 R0
SYMATTR InstName R11
SYMATTR Value 3.4K
SYMBOL LTC4281 -176 32 R0
SYMATTR InstName U1
SYMATTR Value2 OVRTRY=1 UVRTRY=1 OCRTRY=1