Version 4 SHEET 1 880 680 WIRE -1696 -752 -1872 -752 WIRE -1568 -752 -1696 -752 WIRE -1440 -752 -1568 -752 WIRE -1312 -752 -1440 -752 WIRE -1072 -752 -1312 -752 WIRE -1696 -720 -1696 -752 WIRE -1568 -720 -1568 -752 WIRE -1440 -720 -1440 -752 WIRE -1312 -720 -1312 -752 WIRE -1696 -560 -1696 -640 WIRE -1664 -560 -1696 -560 WIRE -1568 -560 -1568 -640 WIRE -1568 -560 -1600 -560 WIRE -1440 -560 -1440 -640 WIRE -1408 -560 -1440 -560 WIRE -1312 -560 -1312 -640 WIRE -1312 -560 -1344 -560 WIRE -1184 -560 -1312 -560 WIRE -1072 -544 -1072 -752 WIRE -1024 -544 -1072 -544 WIRE -880 -544 -960 -544 WIRE -816 -544 -880 -544 WIRE -688 -544 -752 -544 WIRE -1872 -512 -1872 -752 WIRE -1568 -464 -1568 -560 WIRE -1440 -464 -1440 -560 WIRE -1024 -432 -1184 -432 WIRE -880 -432 -880 -544 WIRE -880 -432 -960 -432 WIRE -1696 -400 -1696 -560 WIRE -1312 -400 -1312 -560 WIRE -688 -384 -688 -544 WIRE -1632 -352 -1440 -464 WIRE -1376 -352 -1568 -464 WIRE -1872 -176 -1872 -432 WIRE -1696 -176 -1696 -304 WIRE -1696 -176 -1872 -176 WIRE -1312 -176 -1312 -304 WIRE -1312 -176 -1696 -176 WIRE -752 -176 -1312 -176 WIRE -688 -176 -688 -320 WIRE -688 -176 -752 -176 WIRE -752 -160 -752 -176 FLAG -752 -160 0 SYMBOL diode -1024 -528 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode -816 -528 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL polcap -704 -384 R0 WINDOW 3 24 64 Left 0 SYMATTR Value 22000µ SYMATTR InstName C2 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=6.3 Irms=2.86 Rser=0.03 Lser=0 mfg="Nichicon" pn="UPR0J223MRH" type="Al electrolytic" SYMBOL voltage -1872 -528 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 44 Left 0 SYMATTR SpiceLine Rser=5 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL res -1712 -736 R0 SYMATTR InstName R1 SYMATTR Value 475 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res -1584 -736 R0 SYMATTR InstName R2 SYMATTR Value 47.5K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res -1456 -736 R0 SYMATTR InstName R3 SYMATTR Value 47K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res -1328 -736 R0 SYMATTR InstName R4 SYMATTR Value 475 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL npn -1376 -400 R0 SYMATTR InstName Q1 SYMATTR Value BC337-40 SYMBOL npn -1632 -400 M0 SYMATTR InstName Q2 SYMATTR Value BC337-40 SYMBOL cap -1664 -544 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C3 SYMATTR Value 100n SYMATTR SpiceLine V=50 Irms=0 Rser=0.004 Lser=0 SYMBOL cap -1408 -544 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C4 SYMATTR Value 100n SYMATTR SpiceLine V=50 Irms=0 Rser=0.004 Lser=0 SYMBOL polcap -960 -448 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 47µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=35 Irms=1.2 Rser=0.08 Lser=0 TEXT -1904 -136 Left 0 !.tran 100 startup