* SPICE netlist
XU1 N007 N016 N017 N015 N001 0 N010 N003 N006 N009 N011 N008 LTC2956-1 ;pnba OnMax)Long)Range)Period)Vin)Gnd)_PB)EN)_PBout)_OffAlert)_Sleep)_OnAlert
C1 N007 0 1.5n
R1 N015 0 100K
R2 N016 N017 100K
R3 N017 0 9.76K
R4 N016 0 35.7K
V1 N001 0 PWL(0 0 10u 5)
V2 N013 0 PWL(0 0 1 0 +100n 1 +100m 1 +100n 0 4 0 +100n 1 5.5 1 +100n 0)
XU2 N005 N004 N002 MP_01 N001 MP_02 N003 0 LT3060 ;pnba Ref/Byp)ADJ)OUT))IN))_SHDN)GND
R5 N002 N004 279K
R6 N004 0 62K
C2 N005 0 10n
C3 N002 N004 10n
C4 N002 0 10
A1 N002 0 0 0 0 0 N012 0 SCHMITT Vt=3 Vh=3m Trise=100n Vhigh=3
A2 0 N012 0 0 N014 0 N011 0 XOR Trise=100n Vhigh=3
A3 0 N012 0 StopEarly 0 0 N014 0 AND Trise=5m Vhigh=3
V3 StopEarly 0 PWL(0 3 2.5 3 +100n 0)
S1 N010 0 N013 0 SPB
R7 N001 N006 10K
R8 N001 N008 10K
R9 N001 N009 10K
Rload N002 0 100
.tran 7

* LTspice schematic (.asc)
Version 4
SHEET 1 1856 832
WIRE -624 -416 -880 -416
WIRE -176 -416 -624 -416
WIRE -32 -416 -176 -416
WIRE 256 -416 224 -416
WIRE 336 -416 256 -416
WIRE 464 -416 336 -416
WIRE 832 -416 464 -416
WIRE 928 -416 832 -416
WIRE -880 -400 -880 -416
WIRE 336 -400 336 -416
WIRE 464 -400 464 -416
WIRE 928 -400 928 -416
WIRE 256 -384 256 -416
WIRE -880 -304 -880 -320
WIRE -32 -304 -400 -304
WIRE 256 -304 256 -320
WIRE 256 -304 224 -304
WIRE 336 -304 336 -320
WIRE 336 -304 256 -304
WIRE 464 -304 464 -336
WIRE 928 -304 928 -320
WIRE 336 -288 336 -304
WIRE -624 -224 -624 -416
WIRE -400 -224 -400 -304
WIRE -32 -192 -48 -192
WIRE 256 -192 224 -192
WIRE 336 -192 336 -208
WIRE 256 -176 256 -192
WIRE -272 -160 -288 -160
WIRE -176 -160 -176 -416
WIRE -176 -160 -192 -160
WIRE -816 -96 -832 -96
WIRE -736 -96 -752 -96
WIRE 256 -96 256 -112
WIRE -272 -80 -288 -80
WIRE -176 -80 -176 -160
WIRE -176 -80 -192 -80
WIRE -272 0 -288 0
WIRE -176 0 -176 -80
WIRE -176 0 -192 0
WIRE -736 48 -832 48
WIRE -832 64 -832 48
WIRE -880 80 -896 80
WIRE 224 80 -288 80
WIRE 432 80 288 80
WIRE 576 80 432 80
WIRE 832 80 832 -416
WIRE 832 80 640 80
WIRE -880 128 -928 128
WIRE 304 128 288 128
WIRE 640 128 640 96
WIRE 256 144 256 128
WIRE -832 160 -832 144
WIRE -656 176 -656 160
WIRE -368 176 -368 160
WIRE -576 208 -576 160
WIRE -560 208 -576 208
WIRE -464 208 -464 160
WIRE -464 208 -480 208
WIRE -576 240 -576 208
WIRE -464 240 -464 208
WIRE 304 240 304 128
WIRE 352 240 304 240
WIRE 432 240 432 80
WIRE 432 240 416 240
WIRE -368 272 -368 256
WIRE 496 272 416 272
WIRE 560 272 496 272
WIRE 560 288 560 272
WIRE -928 304 -928 128
WIRE -576 336 -576 320
WIRE -464 336 -464 320
WIRE 400 336 400 288
WIRE 560 384 560 368
WIRE -928 416 -928 384
FLAG -832 -96 0
FLAG -656 176 0
FLAG -368 272 0
FLAG -576 336 0
FLAG -464 336 0
FLAG -880 -304 0
FLAG -928 416 0
FLAG -48 -192 0
FLAG 336 -192 0
FLAG 256 -96 0
FLAG 464 -304 0
FLAG 640 128 0
FLAG 400 336 0
FLAG 560 384 0
FLAG 496 272 StopEarly
FLAG 256 144 0
FLAG -832 160 0
FLAG -896 80 0
FLAG 928 -304 0
SYMBOL LTC2956-1 -512 -32 R0
SYMATTR InstName U1
SYMBOL cap -752 -112 R90
SYMATTR InstName C1
SYMATTR Value 1.5n
SYMBOL res -384 160 R0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -576 224 R270
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res -480 224 R0
SYMATTR InstName R3
SYMATTR Value 9.76K
SYMBOL res -592 224 R0
SYMATTR InstName R4
SYMATTR Value 35.7K
SYMBOL voltage -880 -416 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 0 10u 5)
SYMBOL voltage -928 288 R0
SYMATTR InstName V2
SYMATTR Value PWL(0 0 1 0 +100n 1 +100m 1 +100n 0 4 0 +100n 1 5.5 1 +100n 0)
SYMBOL PowerProducts\\LT3060 96 -304 R0
SYMATTR InstName U2
SYMBOL res 320 -416 R0
SYMATTR InstName R5
SYMATTR Value 279K
SYMBOL res 320 -304 R0
SYMATTR InstName R6
SYMATTR Value 62K
SYMBOL cap 240 -176 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL cap 240 -384 R0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL cap 448 -400 R0
SYMATTR InstName C4
SYMATTR Value 10
SYMBOL Digital\\schmtbuf 640 16 M0
SYMATTR Value Vt=3 Vh=3m
SYMATTR Value2 Trise=100n
SYMATTR SpiceLine2 Vhigh=3
SYMATTR InstName A1
SYMBOL Digital\\xor 240 32 M0
SYMATTR SpiceLine2 Vhigh=3
SYMATTR Value2 Trise=100n
SYMATTR InstName A2
SYMBOL Digital\\and 384 192 M0
SYMATTR SpiceLine2 Vhigh=3
SYMATTR Value2 Trise=5m
SYMATTR InstName A3
SYMBOL voltage 560 272 R0
SYMATTR InstName V3
SYMATTR Value PWL(0 3 2.5 3 +100n 0)
SYMBOL sw -832 48 R0
SYMATTR InstName S1
SYMATTR Value SPB
SYMBOL res -176 -176 R90
SYMATTR InstName R7
SYMATTR Value 10K
SYMBOL res -176 -96 R90
SYMATTR InstName R8
SYMATTR Value 10K
SYMBOL res -176 -16 R90
SYMATTR InstName R9
SYMATTR Value 10K
SYMBOL res 912 -416 R0
SYMATTR InstName Rload
SYMATTR Value 100