Version 4 SHEET 1 1176 680 WIRE 832 -128 800 -128 WIRE 928 -128 896 -128 WIRE 1008 -128 928 -128 WIRE 1040 -128 1008 -128 WIRE 496 -96 464 -96 WIRE 144 -48 112 -48 WIRE 368 -48 144 -48 WIRE 576 -16 464 -16 WIRE 608 -16 576 -16 WIRE 112 16 112 -48 WIRE 112 16 -32 16 WIRE 368 48 368 32 WIRE 432 48 368 48 WIRE 464 48 432 48 WIRE 544 48 528 48 WIRE 592 48 544 48 WIRE 656 48 592 48 WIRE 752 48 656 48 WIRE 112 80 112 16 WIRE -112 96 -112 16 WIRE 320 128 256 128 WIRE -160 160 -176 160 WIRE -32 160 -64 160 WIRE 288 160 272 160 WIRE 368 160 368 144 WIRE 272 192 272 160 WIRE 272 192 256 192 WIRE 832 192 800 192 WIRE 928 192 896 192 WIRE -112 208 -112 192 WIRE 800 240 800 192 WIRE 800 240 736 240 WIRE 928 240 928 192 WIRE 1040 240 992 240 WIRE 304 256 256 256 WIRE 384 256 304 256 WIRE 544 256 544 48 WIRE -176 288 -176 160 WIRE -160 288 -176 288 WIRE -112 288 -160 288 WIRE -32 288 -112 288 WIRE 864 288 864 240 WIRE 896 288 864 288 WIRE 992 288 992 240 WIRE 992 288 960 288 WIRE -112 320 -112 288 WIRE 304 320 256 320 WIRE 304 336 304 320 WIRE 384 336 304 336 WIRE 544 336 384 336 WIRE -112 384 -224 384 WIRE 112 416 112 368 FLAG 112 416 0 FLAG 368 240 0 FLAG 32 -48 0 FLAG 592 112 0 FLAG 656 128 0 FLAG 544 416 0 FLAG -176 16 0 FLAG -112 464 0 FLAG -224 480 0 FLAG 688 -16 0 FLAG 736 400 0 FLAG 864 352 0 FLAG 288 224 0 FLAG 992 368 0 FLAG 752 48 +252V IOPIN 752 48 Out FLAG 1040 240 -1.6kV IOPIN 1040 240 Out FLAG -368 512 0 FLAG 144 -48 +11 IOPIN 144 -48 Out FLAG -224 304 +11 IOPIN -224 304 Out FLAG 1040 -128 +149V IOPIN 1040 -128 Out FLAG 928 -64 0 FLAG 1008 -48 0 FLAG 432 112 0 FLAG 800 -48 +11 IOPIN 800 -48 Out FLAG -160 288 HSAW IOPIN -160 288 Out SYMBOL PowerProducts\\LT1247 112 224 R0 SYMATTR InstName U1 SYMBOL cap -128 320 R0 SYMATTR InstName C1 SYMATTR Value 4.7nF SYMBOL nmos 320 48 R0 WINDOW 3 59 94 Left 2 WINDOW 0 59 68 Left 2 SYMATTR Value IRF740 SYMATTR InstName M1 SYMBOL res 352 144 R0 SYMATTR InstName R2 SYMATTR Value 0.11 SYMBOL ind2 352 -64 R0 WINDOW 0 -51 45 Left 2 WINDOW 3 -88 75 Left 2 SYMATTR InstName L1 SYMATTR Value 17µH SYMATTR Type ind SYMATTR SpiceLine Rser=0.05 SYMBOL voltage 128 -48 R90 WINDOW 0 -32 56 VBottom 2 WINDOW 3 -15 56 VTop 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 11 SYMBOL diode 464 64 R270 WINDOW 0 20 67 VTop 2 WINDOW 3 72 27 VBottom 2 SYMATTR InstName D1 SYMATTR Value UF4007 SYMBOL cap 576 48 R0 SYMATTR InstName C2 SYMATTR Value 1µF SYMBOL res 640 32 R0 SYMATTR InstName R3 SYMATTR Value 40k SYMBOL res 528 240 R0 SYMATTR InstName R4 SYMATTR Value 220k SYMBOL res 528 320 R0 SYMATTR InstName R5 SYMATTR Value 2.2k SYMBOL cap 288 256 R0 WINDOW 0 27 13 Left 2 WINDOW 3 22 49 Left 2 SYMATTR InstName C3 SYMATTR Value 1.5nF SYMBOL res 368 240 R0 SYMATTR InstName R6 SYMATTR Value 180k SYMBOL njf -160 96 R0 WINDOW 0 -71 9 Left 2 WINDOW 3 -88 35 Left 2 SYMATTR InstName J1 SYMATTR Value BF245B SYMBOL res -128 192 R0 SYMATTR InstName R7 SYMATTR Value 15k SYMBOL res -16 0 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL cap -112 0 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 0.1µF SYMBOL res -128 368 R0 SYMATTR InstName R8 SYMATTR Value 47 SYMBOL voltage -368 416 R0 WINDOW 0 -94 7 Left 2 WINDOW 3 -87 156 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName HSYNC SYMATTR Value PULSE(11 0 32us 50ns 50ns 3us 64us) SYMBOL res -208 400 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R9 SYMATTR Value 680 SYMBOL ind2 480 0 R180 WINDOW 0 36 80 Left 2 WINDOW 3 2 126 Left 2 SYMATTR InstName L2 SYMATTR Value 0.92µH SYMATTR Type ind SYMBOL res 560 -112 R0 SYMATTR InstName R10 SYMATTR Value 4 SYMBOL res 704 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 1.8Meg SYMBOL ind2 752 304 M0 SYMATTR InstName L3 SYMATTR Value 0.38mH SYMATTR Type ind SYMBOL diode 864 224 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 Invisible 2 SYMATTR InstName D5 SYMATTR Value UF4007 SYMBOL cap 880 352 R180 WINDOW 0 -23 49 Left 2 WINDOW 3 -48 14 Left 2 SYMATTR InstName C5 SYMATTR Value 15nF SYMBOL res 384 144 R90 WINDOW 0 -16 94 VBottom 2 WINDOW 3 -15 108 VTop 2 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL cap 272 160 R0 WINDOW 0 37 30 Left 2 WINDOW 3 27 51 Left 2 SYMATTR InstName C9 SYMATTR Value 1.5nF SYMBOL res 720 224 R0 WINDOW 0 -40 33 Left 2 WINDOW 3 -24 70 Left 2 SYMATTR InstName R12 SYMATTR Value 2.2k SYMBOL diode 928 224 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 Invisible 2 SYMATTR InstName D6 SYMATTR Value UF4007 SYMBOL diode 992 224 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 Invisible 2 SYMATTR InstName D7 SYMATTR Value UF4007 SYMBOL cap 896 176 R90 WINDOW 0 7 60 VBottom 2 WINDOW 3 -48 48 VTop 2 SYMATTR InstName C6 SYMATTR Value 15nF SYMBOL cap 960 272 R90 WINDOW 0 11 7 VBottom 2 WINDOW 3 17 -4 VTop 2 SYMATTR InstName C7 SYMATTR Value 15nF SYMBOL res 976 272 R0 SYMATTR InstName R14 SYMATTR Value 3Meg SYMBOL npn -288 384 R0 SYMATTR InstName Q1 SYMATTR Value BC547B SYMBOL res -272 416 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R16 SYMATTR Value 4.7k SYMBOL ind2 816 -32 R180 WINDOW 0 36 80 Left 2 WINDOW 3 -72 29 Left 2 SYMATTR InstName L4 SYMATTR Value 5.6µH SYMATTR Type ind SYMBOL diode 832 -112 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D2 SYMATTR Value UF4007 SYMBOL cap 912 -128 R0 SYMATTR InstName C8 SYMATTR Value 1µF SYMBOL res 992 -144 R0 SYMATTR InstName R17 SYMATTR Value 40k SYMBOL ind 480 -80 R270 WINDOW 0 -20 53 VTop 2 WINDOW 3 62 111 VBottom 2 SYMATTR InstName L5 SYMATTR Value 0.7µH SYMBOL cap 416 48 R0 WINDOW 0 26 14 Left 2 WINDOW 3 25 49 Left 2 SYMATTR InstName C10 SYMATTR Value 100pF TEXT 184 416 Left 2 !.tran 20.000ms TEXT 136 -152 Left 2 !K1 L1 L2 L3 L4 0.998 TEXT 824 -32 Left 2 ;8 turns TEXT 376 -104 Left 2 ;2 turns TEXT 248 40 Left 2 ;14 turns TEXT 72 272 Left 2 ;UC3843