Version 4 SHEET 1 880 680 WIRE -816 160 -960 160 WIRE -736 160 -816 160 WIRE -656 160 -736 160 WIRE -576 160 -656 160 WIRE -496 160 -576 160 WIRE -256 160 -496 160 WIRE -48 160 -176 160 WIRE 32 160 -48 160 WIRE 176 160 96 160 WIRE 256 160 176 160 WIRE 336 160 256 160 WIRE 416 160 336 160 WIRE 496 160 416 160 WIRE 592 160 496 160 WIRE -48 208 -48 160 WIRE 176 240 176 160 WIRE 256 240 256 160 WIRE 336 240 336 160 WIRE 416 240 416 160 WIRE 496 240 496 160 WIRE 592 240 592 160 WIRE -960 256 -960 160 WIRE -816 256 -816 160 WIRE -736 256 -736 160 WIRE -656 256 -656 160 WIRE -576 256 -576 160 WIRE -496 256 -496 160 WIRE -256 288 -368 288 WIRE -96 288 -176 288 WIRE -368 304 -368 288 WIRE -960 400 -960 336 WIRE -816 400 -816 320 WIRE -816 400 -960 400 WIRE -736 400 -736 320 WIRE -736 400 -816 400 WIRE -656 400 -656 320 WIRE -656 400 -736 400 WIRE -576 400 -576 320 WIRE -576 400 -656 400 WIRE -496 400 -496 320 WIRE -496 400 -576 400 WIRE -368 400 -368 384 WIRE -368 400 -496 400 WIRE -48 400 -48 304 WIRE -48 400 -368 400 WIRE 176 400 176 304 WIRE 176 400 -48 400 WIRE 256 400 256 304 WIRE 256 400 176 400 WIRE 336 400 336 304 WIRE 336 400 256 400 WIRE 416 400 416 304 WIRE 416 400 336 400 WIRE 496 400 496 304 WIRE 496 400 416 400 WIRE 592 400 592 320 WIRE 592 400 496 400 WIRE -960 432 -960 400 FLAG -960 432 0 SYMBOL ind -272 176 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L1 SYMATTR Value 10µ SYMATTR SpiceLine Ipk=40 Rser=0.005 Rpar=0 Cpar=0 SYMBOL res 576 224 R0 SYMATTR InstName R1 SYMATTR Value 3 SYMBOL res -160 272 R90 WINDOW 0 61 60 VBottom 0 WINDOW 3 63 63 VTop 0 SYMATTR InstName R5 SYMATTR Value 10 SYMBOL voltage -960 240 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 132 Left 0 SYMATTR InstName V1 SYMATTR Value 45V SYMATTR SpiceLine Rser=0.5 SYMBOL Misc\\signal -368 288 R0 WINDOW 0 -76 68 Left 0 WINDOW 3 -78 136 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value PULSE(0 10 0 10n 10n 0.4u 3.33u) SYMBOL schottky 32 144 M90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName D1 SYMATTR Value MBR20100CT SYMATTR Description Diode SYMATTR Type diode SYMBOL nmos -96 208 R0 SYMATTR InstName M1 SYMATTR Value STB120NF10 SYMBOL polcap -752 256 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C2 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 SYMBOL polcap -672 256 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C3 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 SYMBOL polcap -592 256 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C4 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 SYMBOL polcap -512 256 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C5 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 SYMBOL polcap 160 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C6 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=1.95 Rser=0.028 MTBF=2000 Lser=0 ppPkg=1 SYMBOL polcap 240 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C7 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=1.95 Rser=0.028 MTBF=2000 Lser=0 ppPkg=1 SYMBOL polcap 320 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C8 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=1.95 Rser=0.028 MTBF=2000 Lser=0 ppPkg=1 SYMBOL polcap 400 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C9 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 SYMBOL polcap 480 240 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C10 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=50 Irms=1.95 Rser=0.028 MTBF=2000 Lser=0 ppPkg=1 SYMBOL polcap -832 256 R0 WINDOW 3 24 64 Left 0 SYMATTR InstName C1 SYMATTR Value 330µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=1.6 Rser=0.05 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J331MRH" type="Al electrolytic" ppPkg=1 TEXT -944 456 Left 0 !.tran 1000u