Version 4
SHEET 1 880 680
WIRE -64 32 -112 32
WIRE 96 32 -64 32
WIRE 160 32 96 32
WIRE 240 32 160 32
WIRE 400 32 336 32
WIRE 464 32 400 32
WIRE 512 32 464 32
WIRE 96 64 96 32
WIRE 160 64 160 32
WIRE 400 128 400 32
WIRE -112 160 -112 32
WIRE 160 160 160 128
WIRE 512 176 512 32
WIRE 96 192 96 144
WIRE 256 192 256 80
WIRE 256 192 96 192
WIRE 256 240 256 192
WIRE 96 272 96 192
WIRE 0 288 -32 288
WIRE 48 288 0 288
WIRE 400 288 400 208
WIRE 400 288 320 288
WIRE 464 288 400 288
WIRE -32 304 -32 288
WIRE 400 304 400 288
WIRE 464 304 464 288
WIRE -112 400 -112 240
WIRE -32 400 -32 384
WIRE -32 400 -112 400
WIRE 48 400 48 336
WIRE 48 400 -32 400
WIRE 96 400 96 352
WIRE 96 400 48 400
WIRE 256 400 256 336
WIRE 256 400 96 400
WIRE 400 400 400 384
WIRE 400 400 256 400
WIRE 464 400 464 368
WIRE 464 400 400 400
WIRE 512 400 512 256
WIRE 512 400 464 400
WIRE -112 416 -112 400
FLAG -64 32 USB_IN
FLAG 464 32 SW_5V_OUT
FLAG -112 416 0
FLAG 0 288 T
SYMBOL voltage -112 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 112 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(0 5 10m 1u 1u 1 1 1)
SYMATTR SpiceLine Rser=100m Cpar=1u
SYMBOL res 112 160 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R1
SYMATTR Value 4k7
SYMBOL res 384 112 R0
SYMATTR InstName R2
SYMATTR Value 4k7
SYMBOL pmos 336 80 M270
WINDOW 0 65 41 VLeft 2
WINDOW 3 82 99 VLeft 2
SYMATTR InstName M1
SYMATTR Value FDS6975
SYMBOL npn 320 240 M0
SYMATTR InstName Q1
SYMATTR Value BC817-40
SYMBOL sw 96 368 M180
SYMATTR InstName S1
SYMATTR Value taster
SYMBOL voltage -32 288 R0
WINDOW 3 -8 131 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 1 30m 1u 1u 1m 2m 5)
SYMBOL res 384 288 R0
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL cap 448 304 R0
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL cap 144 64 R0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL res 496 160 R0
SYMATTR InstName R4
SYMATTR Value 12
TEXT -40 432 Left 2 !.model taster SW(Ron=1 Roff=1Meg Vt=.5 Vh=-.4 Lser=10n)
TEXT -106 -26 Left 2 !.tran 0 50m 0 10u startup
TEXT -104 -8 Left 2 !.opt plotwinsize 0