Version 4 SHEET 1 880 680 WIRE 80 112 64 112 WIRE -16 176 -16 112 WIRE 0 176 -16 176 WIRE 64 176 64 112 WIRE 64 176 48 176 WIRE -16 320 -16 224 WIRE 64 320 64 224 WIRE 64 320 48 320 WIRE -16 384 -16 320 WIRE -16 384 -112 384 WIRE 64 384 64 320 WIRE 64 384 48 384 WIRE 96 384 64 384 WIRE 240 384 176 384 WIRE 288 384 240 384 WIRE 416 384 368 384 WIRE 544 384 416 384 WIRE 544 400 544 384 WIRE 240 416 240 384 WIRE 416 416 416 384 WIRE -112 480 -112 464 WIRE 240 480 -112 480 WIRE 416 480 240 480 WIRE 544 480 416 480 WIRE -112 496 -112 480 FLAG 80 112 0 FLAG -112 496 0 SYMBOL voltage -112 368 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value PWL(0 0 10u 100) SYMBOL sw 80 224 R90 WINDOW 0 18 161 VLeft 2 WINDOW 3 -8 180 VLeft 2 SYMATTR InstName S1 SYMATTR Value MSW SYMBOL diode 48 304 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 -24 -70 VTop 2 SYMATTR InstName D1 SYMATTR Value MUR460 SYMBOL cap 48 368 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 200n SYMBOL ind 80 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 10µ SYMBOL diode 256 480 R180 WINDOW 0 24 64 Left 2 WINDOW 3 49 34 Left 2 SYMATTR InstName D2 SYMATTR Value MUR460 SYMBOL ind 272 400 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 300µ SYMBOL cap 400 416 R0 SYMATTR InstName C2 SYMATTR Value 100µ SYMBOL res 528 384 R0 SYMATTR InstName R1 SYMATTR Value 10 SYMBOL voltage -32 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 -21 287 VBottom 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value PULSE(0 1 10u .1u .1u 10u 20u) TEXT -120 536 Left 2 !.MODEL MSW SW(RON=10m ROFF=1E6 VT=.5V VH=.2) TEXT 424 288 Left 2 !.tran 0 2m 0 .1u