Version 4 SHEET 1 1048 788 WIRE 208 -352 208 -368 WIRE 208 -272 208 -288 WIRE 208 -272 16 -272 WIRE -208 -256 -320 -256 WIRE 112 -256 -208 -256 WIRE -320 -240 -320 -256 WIRE -208 -240 -208 -256 WIRE 512 -240 -96 -240 WIRE 16 -224 16 -272 WIRE 112 -224 112 -256 WIRE 208 -224 208 -272 WIRE 400 -224 400 -256 WIRE -96 -160 -96 -240 WIRE -80 -160 -96 -160 WIRE 512 -160 512 -240 WIRE 512 -160 496 -160 WIRE -320 -144 -320 -160 WIRE -208 -144 -208 -160 WIRE -96 -144 -96 -160 WIRE -96 -144 -208 -144 WIRE -208 -128 -208 -144 WIRE -208 -48 -208 -64 WIRE -192 128 -224 128 WIRE -80 128 -192 128 WIRE 560 128 496 128 WIRE 688 128 560 128 WIRE 752 128 688 128 WIRE -192 144 -192 128 WIRE 560 144 560 128 WIRE 752 144 752 128 WIRE -80 224 -128 224 WIRE 512 224 496 224 WIRE -192 240 -192 208 WIRE 560 240 560 208 WIRE 752 240 752 224 WIRE -80 320 -176 320 WIRE 560 320 496 320 WIRE 592 320 560 320 WIRE 592 336 592 320 WIRE -80 416 -160 416 WIRE 528 416 496 416 WIRE 592 432 592 416 WIRE -80 512 -144 512 WIRE 512 512 496 512 WIRE 592 512 512 512 WIRE 592 528 592 512 WIRE -80 608 -96 608 WIRE 592 608 592 592 WIRE 16 688 16 672 WIRE 112 688 112 672 WIRE 208 688 208 672 WIRE 304 688 304 672 WIRE 688 688 688 128 WIRE 688 688 304 688 WIRE -128 720 -128 224 WIRE 400 720 400 672 WIRE 400 720 -128 720 WIRE -144 736 -144 512 WIRE 512 736 512 512 WIRE 512 736 -144 736 WIRE -160 752 -160 416 WIRE 528 752 528 416 WIRE 528 752 -160 752 WIRE -176 768 -176 320 WIRE 560 768 560 320 WIRE 560 768 -176 768 WIRE -224 784 -224 128 WIRE 688 784 688 688 WIRE 688 784 -224 784 FLAG 16 688 0 FLAG 208 -368 0 FLAG 400 -256 0 FLAG -320 -144 0 FLAG -208 -48 0 FLAG -96 608 0 FLAG -192 240 0 FLAG -320 -256 IN FLAG 592 432 0 FLAG 592 608 0 FLAG 752 240 0 FLAG 560 240 0 FLAG 752 128 OUT FLAG 112 688 0 FLAG 208 688 0 SYMBOL cap 192 -288 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C1 SYMATTR Value 4.7µ SYMBOL voltage -320 -256 R0 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL res -224 -256 R0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL polcap -208 144 R0 WINDOW 3 39 34 Left 2 WINDOW 123 27 63 Left 2 SYMATTR Value 220µ SYMATTR Value2 x3 SYMATTR InstName C4 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=3.2 Rser=0.012 Lser=0 mfg="KEMET" pn="T520V227M006ASE012" type="Tantalum" SYMBOL res 576 320 R0 SYMATTR InstName R5 SYMATTR Value 13.3K SYMBOL cap 576 528 R0 SYMATTR InstName C5 SYMATTR Value .001µ SYMBOL res 736 128 R0 SYMATTR InstName Rload SYMATTR Value .066 SYMBOL zener -224 -64 M180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value 1N750 SYMATTR Description Diode SYMATTR Type diode SYMBOL polcap 544 144 R0 WINDOW 3 39 37 Left 2 WINDOW 123 27 68 Left 2 SYMATTR Value 220µ SYMATTR Value2 x3 SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=3.2 Rser=0.012 Lser=0 mfg="KEMET" pn="T520V227M006ASE012" type="Tantalum" SYMBOL PowerProducts\\LTM4650A 208 224 R0 SYMATTR InstName U1 TEXT 720 616 Left 2 !.tran .4m startup