Version 4 SHEET 1 880 752 WIRE -304 48 -960 48 WIRE 144 48 -304 48 WIRE 400 48 144 48 WIRE 112 80 -384 80 WIRE -640 128 -736 128 WIRE -176 160 -336 160 WIRE 144 160 144 48 WIRE 144 160 48 160 WIRE 400 160 400 48 WIRE -640 224 -640 128 WIRE -464 224 -640 224 WIRE -384 224 -384 80 WIRE -384 224 -464 224 WIRE -176 224 -384 224 WIRE -960 240 -960 48 WIRE -736 240 -736 192 WIRE -256 288 -576 288 WIRE -176 288 -256 288 WIRE 112 288 112 80 WIRE 112 288 48 288 WIRE 400 320 400 240 WIRE 560 320 400 320 WIRE 720 320 560 320 WIRE -736 352 -736 320 WIRE -576 352 -576 288 WIRE -576 352 -736 352 WIRE -304 352 -304 48 WIRE -176 352 -304 352 WIRE -736 368 -736 352 WIRE 400 384 400 320 WIRE 560 416 560 400 WIRE 720 416 720 400 WIRE -256 432 -256 288 WIRE -160 432 -256 432 WIRE 160 432 -80 432 WIRE 336 432 160 432 WIRE -464 448 -464 224 WIRE -960 480 -960 320 WIRE -336 480 -336 160 WIRE 720 480 560 480 WIRE 160 512 160 432 WIRE -736 528 -736 448 WIRE -640 592 -640 224 WIRE -640 592 -736 592 WIRE -464 672 -464 512 WIRE -224 672 -464 672 WIRE 160 672 160 576 WIRE 160 672 -224 672 WIRE 400 672 400 480 WIRE 400 672 160 672 WIRE 560 672 560 480 WIRE 560 672 400 672 WIRE -224 688 -224 672 FLAG -336 480 0 FLAG -960 480 0 FLAG -224 688 0 FLAG -576 352 out IOPIN -576 352 Out FLAG 400 384 V_Tran_out SYMBOL Misc\\NE555 -64 256 R0 SYMATTR InstName U1 SYMBOL voltage -960 224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 132 Left 2 SYMATTR SpiceLine Rser=.8 SYMATTR InstName Vcc SYMATTR Value 9 SYMBOL LED 544 416 R0 SYMATTR InstName D3 SYMBOL diode -720 192 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL diode -720 592 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL cap -480 448 R0 SYMATTR InstName C1 SYMATTR Value 0.0039µ SYMATTR SpiceLine V=100 Irms=155m Rser=1.53847 Lser=0 mfg="KEMET" pn="C0603C392K1RAC" type="X7R" SYMBOL res -752 224 R0 SYMATTR InstName R2 SYMATTR Value 900 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res -752 352 R0 SYMATTR InstName R3 SYMATTR Value 8.8k SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL npn 336 384 R0 SYMATTR InstName Q1 SYMBOL res 544 304 R0 SYMATTR InstName R1 SYMATTR Value 300 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res -64 416 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 1k SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL polcap 144 512 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 1µ SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=16 Irms=0 Rser=11 Lser=0 mfg="AVX" pn="TAJA105K016" type="Tantalum" SYMBOL LED 704 416 R0 SYMATTR InstName D4 SYMBOL res 704 304 R0 SYMATTR InstName R4 SYMATTR Value 649 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res 384 144 R0 SYMATTR InstName R6 SYMATTR Value 100 SYMATTR SpiceLine tol=1 pwr=0.1 TEXT -992 712 Left 2 !.tran .01 TEXT -992 736 Left 2 !;tran .1