Version 4 SHEET 1 1716 700 WIRE 352 32 64 32 WIRE 1088 32 768 32 WIRE 64 64 64 32 WIRE 768 64 768 32 WIRE 1296 144 1264 144 WIRE 1552 144 1296 144 WIRE 64 160 64 144 WIRE 64 160 -112 160 WIRE 768 160 768 144 WIRE 768 160 576 160 WIRE 848 160 768 160 WIRE 64 176 64 160 WIRE 768 176 768 160 WIRE 1552 176 1552 144 WIRE 352 192 352 32 WIRE 1088 192 1088 32 WIRE 1296 192 1296 144 WIRE -112 208 -112 160 WIRE 576 208 576 160 WIRE 1504 256 1440 256 WIRE 1296 304 1296 256 WIRE 1328 304 1296 304 WIRE 1440 304 1440 256 WIRE 1440 304 1408 304 WIRE 1456 304 1440 304 WIRE 1552 304 1552 272 WIRE 1552 304 1536 304 WIRE -112 320 -112 288 WIRE 576 320 576 288 WIRE 1552 336 1552 304 WIRE 64 352 64 256 WIRE 160 352 64 352 WIRE 240 352 224 352 WIRE 848 352 848 160 WIRE 912 352 848 352 WIRE 992 352 976 352 WIRE 1296 352 1296 304 WIRE 1440 352 1440 304 WIRE 1504 352 1440 352 WIRE 240 384 240 352 WIRE 848 384 848 352 WIRE 992 384 992 352 WIRE -112 416 -112 400 WIRE -32 416 -112 416 WIRE 576 416 576 400 WIRE 656 416 576 416 WIRE 64 432 64 352 WIRE -112 448 -112 416 WIRE 576 448 576 416 WIRE -32 464 -32 416 WIRE -16 464 -32 464 WIRE 1296 464 1296 416 WIRE 1552 464 1552 432 WIRE 1552 464 1296 464 WIRE 1296 496 1296 464 WIRE -16 512 -16 464 WIRE -16 512 -32 512 WIRE -112 560 -112 528 WIRE -32 560 -32 512 WIRE -32 560 -112 560 WIRE 64 560 64 496 WIRE 64 560 -32 560 WIRE 240 560 240 464 WIRE 240 560 64 560 WIRE 352 560 352 272 WIRE 352 560 240 560 WIRE 576 560 576 528 WIRE 768 560 768 256 WIRE 768 560 576 560 WIRE 848 560 848 448 WIRE 848 560 768 560 WIRE 992 560 992 464 WIRE 992 560 848 560 WIRE 1088 560 1088 272 WIRE 1088 560 992 560 WIRE -112 576 -112 560 WIRE 576 576 576 560 FLAG -112 576 0 FLAG 576 576 0 FLAG 1296 496 0 FLAG 656 416 reg IOPIN 656 416 In FLAG 1264 144 reg IOPIN 1264 144 Out SYMBOL ind2 48 160 R0 SYMATTR InstName L1 SYMATTR Value 3m SYMATTR Type ind SYMATTR SpiceLine Rser=0.5 SYMBOL ind2 48 48 R0 SYMATTR InstName L2 SYMATTR Value 30H SYMATTR Type ind SYMATTR SpiceLine Rser=7k SYMBOL res 336 176 R0 SYMATTR InstName R1 SYMATTR Value 1e9 SYMBOL cap 48 432 R0 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL diode 160 336 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMBOL voltage 240 368 R0 WINDOW 3 -234 232 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(-0.6 400 5m 1u 1u 18m 20m) SYMATTR InstName V1 SYMBOL voltage -112 304 R0 WINDOW 0 -92 -1 Left 2 WINDOW 3 -208 124 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName Mag1 SYMATTR Value SINE(0 {vm} {f}) SYMBOL ind -128 192 R0 SYMATTR InstName L3 SYMATTR Value 3m SYMATTR SpiceLine Rser=.1 SYMBOL ind2 752 160 R0 SYMATTR InstName L4 SYMATTR Value 3m SYMATTR Type ind SYMATTR SpiceLine Rser=0.5 SYMBOL ind2 752 48 R0 SYMATTR InstName L5 SYMATTR Value 30H SYMATTR Type ind SYMATTR SpiceLine Rser=7k SYMBOL res 1072 176 R0 SYMATTR InstName R2 SYMATTR Value 1e9 SYMBOL cap 832 384 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL diode 912 336 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D2 SYMBOL voltage 992 368 R0 WINDOW 3 -204 229 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(-0.6 50 {td} 1u 1u {to} {tp}) SYMATTR InstName V2 SYMBOL voltage 576 304 R0 WINDOW 0 -79 -5 Left 2 WINDOW 3 -198 125 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName Mag2 SYMATTR Value SINE(0 {vm} {f}) SYMBOL ind 560 192 R0 SYMATTR InstName L6 SYMATTR Value 3m SYMATTR SpiceLine Rser=.1 SYMBOL res -128 432 R0 WINDOW 0 -77 53 Left 2 WINDOW 3 -59 80 Left 2 SYMATTR InstName Bulb1 SYMATTR Value 2.4 SYMBOL res 560 432 R0 WINDOW 0 -71 55 Left 2 WINDOW 3 -49 86 Left 2 SYMATTR InstName Bulb2 SYMATTR Value 2.4 SYMBOL nmos 1504 176 R0 SYMATTR InstName M1 SYMATTR Value IRFR2905Z SYMBOL nmos 1504 432 M180 SYMATTR InstName M2 SYMATTR Value IRFR2905Z SYMBOL res 1552 288 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 1k SYMBOL res 1424 288 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 390 SYMBOL diode 1280 192 R0 SYMATTR InstName D3 SYMBOL diode 1312 416 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 TEXT 520 40 Left 2 ;Primary\n~0.5-1 Ohm\n~5A TEXT 152 160 Left 2 !k1 l1 l2 1 TEXT -152 -32 Left 2 !.tran 0 .1 0 TEXT 216 280 Left 2 ;CB TEXT 888 168 Left 2 !k2 l4 l5 1 TEXT 968 280 Left 2 ;CB TEXT 1384 496 Left 2 ;Body diodes used TEXT -8 -32 Left 2 !.param f=125 TEXT 184 -32 Left 2 !.params vm=0.2*f tp=1/f td=0.25*tp to=0.9*tp TEXT 1368 80 Left 2 ;Regulator TEXT -8 488 Left 2 ;sw TEXT 144 80 Left 2 ;HT1 TEXT 848 80 Left 2 ;HT2 RECTANGLE Normal 304 512 160 304 2 RECTANGLE Normal 1056 512 912 304 2 RECTANGLE Normal 128 272 32 48 2 RECTANGLE Normal 832 272 736 48 2 RECTANGLE Normal -48 400 -224 192 2 RECTANGLE Normal 640 400 464 192 2 RECTANGLE Normal 1680 544 1184 96 2