* SPICE netlist
XM1 N002 N003 N001 SIA483DJ ;pnba D)G)S
M3 N004 N006 0 0 RJK005N03
R2 V1 N013 160k
R3 N013 0 47k
V1 V1 0 PWL(0 12V 2s 12V 2.00000001s 0V)
V2 V2 0 12V
R1 3V3 N008 47k
R4 N008 0 47k
M4 N011 N010 0 0 RJK005N03
R5 N002 0 2.4
M5 N010 N012 0 0 RJK005N03
R6 N001 N003 47k
XM6 V1 N003 N001 SIA483DJ ;pnba D)G)S
C3 N001 N003 100nF
R8 N003 N004 1k
XM2 N002 N009 N007 SIA483DJ ;pnba D)G)S
R7 N007 N009 47k
XM7 V2 N009 N007 SIA483DJ ;pnba D)G)S
C5 N007 N009 100nF
R9 N009 N011 1k
R10 N005 N010 47k
R11 N006 N005 1k
R12 N012 N005 1k
R13 0 N012 47k
R14 0 N006 47k
XU3 N013 N008 3V3 0 N005 LT1018 ;pnba In+)In-)V+)V-)OUT
V3 3V3 0 3.3V
;dc V2 0 -5 10m V1 -2 -3 0.5
;op
.include BZX384-B13.prm
.tran 5s startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2432 1136
WIRE 0 -568 -16 -568
WIRE 128 -568 96 -568
WIRE 192 -568 128 -568
WIRE 240 -568 192 -568
WIRE 816 -568 336 -568
WIRE 912 -568 816 -568
WIRE 1216 -568 912 -568
WIRE 128 -520 128 -568
WIRE 192 -520 192 -568
WIRE 80 -424 80 -520
WIRE 128 -424 128 -456
WIRE 128 -424 80 -424
WIRE 160 -424 128 -424
WIRE 192 -424 192 -440
WIRE 192 -424 160 -424
WIRE 256 -424 256 -520
WIRE 256 -424 192 -424
WIRE 160 -408 160 -424
WIRE 912 -344 912 -568
WIRE 1216 -344 1216 -568
WIRE 160 -296 160 -328
WIRE 912 -264 912 -280
WIRE 1216 -248 1216 -264
WIRE -112 -216 -256 -216
WIRE 48 -216 -32 -216
WIRE 112 -216 48 -216
WIRE 160 -136 160 -200
WIRE 128 24 96 24
WIRE 192 24 128 24
WIRE 240 24 192 24
WIRE 816 24 816 -568
WIRE 816 24 336 24
WIRE -688 72 -688 56
WIRE -544 72 -688 72
WIRE 128 72 128 24
WIRE 192 72 192 24
WIRE -688 88 -688 72
WIRE -256 136 -256 -216
WIRE -80 136 -256 136
WIRE 80 152 80 72
WIRE 128 152 128 136
WIRE 128 152 80 152
WIRE 192 152 128 152
WIRE 256 152 256 72
WIRE 256 152 192 152
WIRE 256 184 256 152
WIRE -688 216 -688 168
WIRE -80 280 -80 216
WIRE 16 280 -80 280
WIRE 144 280 16 280
WIRE 16 328 16 280
WIRE 256 328 256 264
WIRE -544 392 -544 72
WIRE -528 392 -544 392
WIRE -256 408 -256 136
WIRE -256 408 -464 408
WIRE -192 408 -256 408
WIRE -64 408 -112 408
WIRE -32 408 -64 408
WIRE 144 408 144 280
WIRE 208 408 144 408
WIRE -688 424 -688 408
WIRE -528 424 -688 424
WIRE -688 440 -688 424
WIRE -64 472 -64 408
WIRE -688 536 -688 520
WIRE -64 568 -64 552
WIRE 16 568 16 424
WIRE 256 568 256 424
FLAG -688 536 0
FLAG -496 440 0
FLAG -1216 -472 0
FLAG -976 -472 0
FLAG -976 -552 V1
FLAG -1216 -552 V2
FLAG -688 328 V1
FLAG -688 216 0
FLAG 1216 -248 0
FLAG 912 -264 0
FLAG 48 -136 0
FLAG 160 -136 0
FLAG -64 568 0
FLAG 16 568 0
FLAG 256 568 0
FLAG -16 -568 V1
FLAG 0 24 V2
FLAG -1216 -296 0
FLAG -1216 -376 3V3
FLAG -688 -24 3V3
FLAG -496 376 3V3
SYMBOL pmos 336 -520 M270
SYMATTR InstName M1
SYMATTR Value SIA483DJ
SYMATTR Prefix X
SYMBOL nmos 112 -296 R0
SYMATTR Value RJK005N03
SYMATTR InstName M3
SYMBOL res -704 312 R0
SYMATTR InstName R2
SYMATTR Value 160k
SYMBOL res -704 424 R0
SYMATTR InstName R3
SYMATTR Value 47k
SYMBOL voltage -976 -568 R0
SYMATTR InstName V1
SYMATTR Value PWL(0 12V 2s 12V 2.00000001s 0V)
SYMBOL voltage -1216 -568 R0
SYMATTR InstName V2
SYMATTR Value 12V
SYMBOL res -704 -40 R0
SYMATTR InstName R1
SYMATTR Value 47k
SYMBOL res -704 72 R0
SYMATTR InstName R4
SYMATTR Value 47k
SYMBOL nmos 208 328 R0
SYMATTR Value RJK005N03
SYMATTR InstName M4
SYMBOL res 1200 -360 R0
SYMATTR InstName R5
SYMATTR Value 2.4
SYMBOL nmos -32 328 R0
SYMATTR Value RJK005N03
SYMATTR InstName M5
SYMBOL res 176 -536 R0
SYMATTR InstName R6
SYMATTR Value 47k
SYMBOL pmos 0 -520 R270
SYMATTR InstName M6
SYMATTR Value SIA483DJ
SYMATTR Prefix X
SYMBOL cap 112 -520 R0
SYMATTR InstName C3
SYMATTR Value 100nF
SYMBOL res 144 -424 R0
SYMATTR InstName R8
SYMATTR Value 1k
SYMBOL pmos 336 72 M270
SYMATTR InstName M2
SYMATTR Value SIA483DJ
SYMATTR Prefix X
SYMBOL res 176 56 R0
SYMATTR InstName R7
SYMATTR Value 47k
SYMBOL pmos 0 72 R270
SYMATTR InstName M7
SYMATTR Value SIA483DJ
SYMATTR Prefix X
SYMBOL cap 112 72 R0
SYMATTR InstName C5
SYMATTR Value 100nF
SYMBOL res 240 168 R0
SYMATTR InstName R9
SYMATTR Value 1k
SYMBOL res -96 120 R0
SYMATTR InstName R10
SYMATTR Value 47k
SYMBOL res -16 -232 R90
SYMATTR InstName R11
SYMATTR Value 1k
SYMBOL res -96 392 R90
SYMATTR InstName R12
SYMATTR Value 1k
SYMBOL res -48 568 R180
SYMATTR InstName R13
SYMATTR Value 47k
SYMBOL res 64 -120 R180
SYMATTR InstName R14
SYMATTR Value 47k
SYMBOL Comparators\\LT1018 -496 408 R0
SYMATTR InstName U3
SYMBOL voltage -1216 -392 R0
SYMATTR InstName V3
SYMATTR Value 3.3V