Version 4 SHEET 1 880 680 WIRE -144 144 -208 144 WIRE -16 144 -144 144 WIRE 96 144 -16 144 WIRE 224 144 96 144 WIRE 368 144 224 144 WIRE 544 144 368 144 WIRE 368 176 368 144 WIRE -80 224 -144 224 WIRE 288 224 224 224 WIRE 304 224 288 224 WIRE 320 224 304 224 WIRE 576 224 528 224 WIRE -80 240 -80 224 WIRE 64 240 -80 240 WIRE 96 240 96 224 WIRE 96 240 80 240 WIRE -208 256 -208 144 WIRE -208 256 -256 256 WIRE -80 256 -80 240 WIRE -16 256 -16 224 WIRE 128 272 96 240 WIRE 224 272 224 224 WIRE 224 272 192 272 WIRE -16 288 -16 256 WIRE 224 288 224 272 WIRE 368 304 368 272 WIRE 384 304 368 304 WIRE 480 304 384 304 WIRE 544 320 544 144 WIRE 544 320 528 320 WIRE 576 320 576 224 WIRE -208 336 -208 320 WIRE -208 336 -256 336 WIRE 64 336 64 240 WIRE 160 336 64 336 WIRE 288 368 288 224 WIRE 384 368 288 368 WIRE -208 400 -208 336 WIRE -16 400 -16 384 WIRE -16 400 -208 400 WIRE 224 400 224 384 WIRE 224 400 -16 400 WIRE 576 400 224 400 WIRE -80 432 -80 336 WIRE 80 432 80 240 WIRE 80 432 -80 432 FLAG -208 400 0 SYMBOL res -160 128 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res -32 128 R0 SYMATTR InstName R2 SYMATTR Value 1K SYMBOL res 80 128 R0 SYMATTR InstName R3 SYMATTR Value 10k SYMBOL res 208 128 R0 SYMATTR InstName R4 SYMATTR Value 1K SYMBOL npn -80 288 R0 SYMATTR InstName Q1 SYMATTR Value BC337-40 SYMBOL npn 160 288 R0 SYMATTR InstName Q2 SYMATTR Value BC337-40 SYMBOL cap 128 288 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C1 SYMATTR Value 100nF SYMATTR SpiceLine Rser=7m SYMBOL cap -80 272 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C2 SYMATTR Value 1µF SYMATTR SpiceLine Rser=7m Lser=0 mfg=" ---" pn=" ---" type=" ---" SYMBOL voltage -256 240 R0 SYMATTR InstName V2 SYMATTR Value 3.3V SYMATTR SpiceLine Rser=50m SYMBOL pmos 480 224 R0 SYMATTR InstName M1 SYMATTR Value FDS4685 SYMBOL res 560 304 R0 SYMATTR InstName R5 SYMATTR Value 10 SYMBOL npn 304 176 R0 SYMATTR InstName Q3 SYMATTR Value BC337-40 SYMBOL schottky 368 304 R0 SYMATTR InstName D1 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap -224 256 R0 SYMATTR InstName C3 SYMATTR Value 10µ SYMATTR SpiceLine V=X Rser=5m Lser=0 mfg="KEMET" pn="C1210C106K8PAC" type="X5R" TEXT 280 448 Left 1 !.tran 25m startup