Version 4 SHEET 1 892 680 WIRE 256 -512 128 -512 WIRE 544 -512 256 -512 WIRE 128 -464 128 -512 WIRE 32 -368 0 -368 WIRE 128 -368 128 -400 WIRE 128 -368 96 -368 WIRE 128 -336 128 -368 WIRE 128 -240 128 -272 WIRE 160 -240 128 -240 WIRE 256 -240 256 -512 WIRE 256 -240 224 -240 WIRE 128 -192 128 -240 WIRE 544 -160 544 -512 WIRE 752 -160 544 -160 WIRE 832 -160 752 -160 WIRE 464 -144 384 -144 WIRE 544 -112 544 -160 WIRE 0 -96 0 -368 WIRE 32 -96 0 -96 WIRE 128 -96 128 -128 WIRE 128 -96 96 -96 WIRE 752 -96 752 -160 WIRE 384 -80 384 -144 WIRE 128 -64 128 -96 WIRE 464 -32 464 -144 WIRE 496 -32 464 -32 WIRE 128 32 128 0 WIRE 160 32 128 32 WIRE 256 32 256 -240 WIRE 256 32 224 32 WIRE 384 32 384 0 WIRE 544 32 544 -16 WIRE 544 32 384 32 WIRE 752 32 752 -32 WIRE 752 32 544 32 WIRE 544 48 544 32 WIRE 544 48 448 48 WIRE 544 64 544 48 WIRE 128 80 128 32 WIRE 752 80 752 32 WIRE 832 80 832 -160 WIRE 448 96 448 48 WIRE 544 160 544 144 WIRE 0 176 0 -96 WIRE 32 176 0 176 WIRE 128 176 128 144 WIRE 128 176 96 176 WIRE 128 208 128 176 WIRE 448 256 448 160 WIRE 544 256 544 240 WIRE 544 256 448 256 WIRE 832 256 832 144 WIRE 832 256 544 256 WIRE 544 272 544 256 WIRE 480 288 400 288 WIRE -256 304 -368 304 WIRE -128 304 -176 304 WIRE 128 304 128 272 WIRE 128 304 -64 304 WIRE 160 304 128 304 WIRE 256 304 256 32 WIRE 256 304 224 304 WIRE 400 320 400 288 WIRE 832 320 832 256 WIRE -368 352 -368 304 WIRE 128 352 128 304 WIRE 480 352 480 288 WIRE 496 352 480 352 WIRE 400 432 400 400 WIRE 544 432 544 368 WIRE 544 432 400 432 WIRE -368 464 -368 432 WIRE 0 464 0 176 WIRE 0 464 -368 464 WIRE 128 464 128 416 WIRE 128 464 0 464 WIRE 224 464 128 464 WIRE 544 464 544 432 WIRE 544 464 224 464 WIRE 752 464 752 144 WIRE 752 464 544 464 WIRE 832 464 832 384 WIRE 832 464 752 464 FLAG 224 464 0 SYMBOL ind 528 48 R0 SYMATTR InstName L1 SYMATTR Value 500µ SYMBOL nmos 496 272 R0 SYMATTR InstName M1 SYMATTR Value STW11NM80 SYMBOL nmos 496 -112 R0 SYMATTR InstName M2 SYMATTR Value STW11NM80 SYMBOL diode 768 144 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -16 0 Left 2 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode 848 144 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -41 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL diode 160 320 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D3 SYMATTR Value 1N4148 SYMBOL diode 32 192 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D4 SYMATTR Value 1N4148 SYMBOL diode 112 208 R0 WINDOW 3 39 25 Left 2 SYMATTR InstName D5 SYMATTR Value 1N4148 SYMBOL diode -128 320 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 4 78 VBottom 2 SYMATTR InstName D6 SYMATTR Value 1N4148 SYMBOL polcap 112 352 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 100µ SYMATTR InstName C1 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine Rser=60m Lser=9.17051n mfg="Wurth Elektronik" pn="860130878011 WCAP-ATET 13x25" type="Al electrolytic" SYMBOL polcap 112 80 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 100µ SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine Rser=122m Lser=7.29634n mfg="Wurth Elektronik" pn="860040875005 WCAP-ATUL 10x25" type="Al electrolytic" SYMBOL voltage -368 336 R0 SYMATTR InstName V1 SYMATTR Value 24 SYMBOL voltage 384 -96 R0 SYMATTR InstName V2 SYMATTR Value PULSE(0 5 0 0 0 30u 60u) SYMBOL voltage 400 304 R0 SYMATTR InstName V3 SYMATTR Value PULSE(0 5 0 0 0 30u 60u) SYMBOL res 528 144 R0 SYMATTR InstName R1 SYMATTR Value 1 SYMBOL cap 432 96 R0 SYMATTR InstName C3 SYMATTR Value 100p SYMBOL diode 768 -32 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -16 0 Left 2 SYMATTR InstName D7 SYMATTR Value 1N4148 SYMBOL diode 848 384 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -16 0 Left 2 SYMATTR InstName D8 SYMATTR Value 1N4148 SYMBOL res -160 288 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10 SYMBOL diode 160 48 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D9 SYMATTR Value 1N4148 SYMBOL diode 32 -80 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D10 SYMATTR Value 1N4148 SYMBOL diode 112 -64 R0 WINDOW 3 39 25 Left 2 SYMATTR InstName D11 SYMATTR Value 1N4148 SYMBOL polcap 112 -192 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 100µ SYMATTR InstName C4 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine Rser=122m Lser=7.29634n mfg="Wurth Elektronik" pn="860040875005 WCAP-ATUL 10x25" type="Al electrolytic" SYMBOL diode 160 -224 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D12 SYMATTR Value 1N4148 SYMBOL diode 32 -352 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D13 SYMATTR Value 1N4148 SYMBOL diode 112 -336 R0 WINDOW 3 39 25 Left 2 SYMATTR InstName D14 SYMATTR Value 1N4148 SYMBOL polcap 112 -464 R0 WINDOW 3 24 56 Left 2 SYMATTR Value 100µ SYMATTR InstName C5 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine Rser=122m Lser=7.29634n mfg="Wurth Elektronik" pn="860040875005 WCAP-ATUL 10x25" type="Al electrolytic" TEXT -168 528 Left 2 !.tran 50m startup LINE Normal 128 208 132 208 2 LINE Normal 128 -64 132 -64 2 LINE Normal 128 -336 132 -336 2