Version 4 SHEET 1 1844 964 WIRE -4256 -2960 -4432 -2960 WIRE -3728 -2960 -4256 -2960 WIRE -3392 -2960 -3632 -2960 WIRE -2816 -2960 -3392 -2960 WIRE -2624 -2960 -2816 -2960 WIRE -2128 -2960 -2624 -2960 WIRE -4256 -2768 -4256 -2960 WIRE -4032 -2768 -4256 -2768 WIRE -3392 -2768 -3392 -2960 WIRE -3392 -2768 -3776 -2768 WIRE -2816 -2736 -2816 -2960 WIRE -2816 -2736 -2944 -2736 WIRE -3392 -2704 -3392 -2768 WIRE -4032 -2688 -4176 -2688 WIRE -3776 -2688 -3792 -2688 WIRE -3648 -2688 -3648 -2912 WIRE -3648 -2688 -3776 -2688 WIRE -4432 -2656 -4432 -2960 WIRE -4176 -2608 -4176 -2688 WIRE -4032 -2608 -4176 -2608 WIRE -3392 -2608 -3392 -2624 WIRE -3392 -2608 -3776 -2608 WIRE -2960 -2608 -2960 -2688 WIRE -2960 -2608 -3392 -2608 WIRE -2624 -2496 -2624 -2960 WIRE -3840 -2384 -4048 -2384 WIRE -3712 -2384 -3840 -2384 WIRE -3328 -2384 -3520 -2384 WIRE -3040 -2384 -3040 -2736 WIRE -3040 -2384 -3328 -2384 WIRE -3328 -2288 -3328 -2384 WIRE -3616 -2112 -3616 -2320 WIRE -3328 -2112 -3328 -2208 WIRE -3328 -2112 -3616 -2112 WIRE -4048 -2080 -4048 -2384 WIRE -3840 -2080 -3840 -2384 WIRE -3040 -2064 -3040 -2384 WIRE -3616 -2016 -3616 -2112 WIRE -4432 -1712 -4432 -2576 WIRE -4304 -1712 -4432 -1712 WIRE -4176 -1712 -4176 -2608 WIRE -4176 -1712 -4304 -1712 WIRE -4048 -1712 -4048 -2000 WIRE -3840 -1712 -3840 -2016 WIRE -3840 -1712 -4048 -1712 WIRE -3616 -1712 -3616 -1936 WIRE -3616 -1712 -3840 -1712 WIRE -3376 -1712 -3616 -1712 WIRE -3040 -1712 -3040 -2000 WIRE -3040 -1712 -3376 -1712 WIRE -2624 -1712 -2624 -2432 WIRE -2624 -1712 -3040 -1712 WIRE -2096 -1712 -2624 -1712 WIRE -4304 -1536 -4304 -1712 WIRE -3376 -1504 -3376 -1712 FLAG -3376 -1504 0 FLAG -2128 -2960 out IOPIN -2128 -2960 Out FLAG -4304 -1536 0 SYMBOL res -3632 -2032 R0 SYMATTR InstName R1 SYMATTR Value 270R SYMBOL res -3344 -2304 R0 SYMATTR InstName R2 SYMATTR Value 220R SYMBOL cap -3856 -2080 R0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMATTR SpiceLine V=4 Irms=1.62 Rser=0.0464862 Lser=0 mfg="KEMET" pn="C0402C104K7PAC" type="X5R" SYMBOL cap -3056 -2064 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMATTR SpiceLine V=4 Irms=5.18 Rser=0.0171188 Lser=0 mfg="KEMET" pn="C0603C105K7PAC" type="X5R" SYMBOL voltage -4048 -2096 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 44 Left 2 SYMATTR InstName V1 SYMATTR Value PULSE(0 5V 500ms 0 0 100ms) SYMBOL voltage -4432 -2672 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value PULSE(0 3 0 0 0 250ms 500ms 2) SYMBOL PowerProducts\\LTC4412 -3904 -2688 R0 SYMATTR InstName U2 SYMBOL res -3408 -2720 R0 WINDOW 3 -20 47 Left 2 SYMATTR Value 475K SYMATTR InstName R3 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL pmos -3728 -2912 R270 SYMATTR InstName M1 SYMATTR Value IRF7220 SYMBOL pmos -3040 -2688 R270 SYMATTR InstName M2 SYMATTR Value IRF7220 SYMBOL xreg3 -3616 -2384 R0 SYMATTR InstName U1 SYMATTR Value LM317MOT SYMBOL cap -2640 -2496 R0 SYMATTR InstName C3 SYMATTR Value 1µ SYMATTR SpiceLine V=4 Irms=5.18 Rser=0.0171188 Lser=0 mfg="KEMET" pn="C0603C105K7PAC" type="X5R" TEXT -4816 -2696 Left 2 !.include LM317.lib TEXT -4818 -1480 Left 2 !.tran 1s startup