Version 4 SHEET 1 1792 1048 WIRE -368 -672 -400 -672 WIRE 848 -672 816 -672 WIRE -400 -640 -400 -672 WIRE 848 -640 848 -672 WIRE 1520 -544 1312 -544 WIRE 1312 -512 1312 -544 WIRE -832 -464 -896 -464 WIRE -768 -464 -832 -464 WIRE 1520 -464 1520 -544 WIRE -832 -432 -832 -464 WIRE -112 -432 -256 -432 WIRE 496 -432 416 -432 WIRE 576 -432 496 -432 WIRE 656 -432 576 -432 WIRE 688 -432 656 -432 WIRE 720 -432 688 -432 WIRE 1184 -432 976 -432 WIRE 416 -400 416 -432 WIRE 1024 -400 976 -400 WIRE 1120 -400 1024 -400 WIRE -896 -384 -896 -464 WIRE -112 -384 -112 -432 WIRE 368 -384 144 -384 WIRE 496 -384 496 -432 WIRE 576 -384 576 -432 WIRE 1024 -384 1024 -400 WIRE 1120 -384 1120 -400 WIRE -832 -336 -832 -368 WIRE -768 -336 -832 -336 WIRE -192 -304 -256 -304 WIRE -112 -304 -112 -320 WIRE -112 -304 -192 -304 WIRE -16 -304 -112 -304 WIRE 64 -304 48 -304 WIRE 1024 -304 1024 -320 WIRE 1024 -304 976 -304 WIRE 1312 -304 1312 -416 WIRE 1312 -304 1024 -304 WIRE 1344 -304 1312 -304 WIRE 1376 -304 1344 -304 WIRE 1520 -304 1520 -384 WIRE 1520 -304 1456 -304 WIRE 368 -288 368 -336 WIRE 368 -288 80 -288 WIRE 416 -288 416 -320 WIRE 496 -288 496 -320 WIRE 496 -288 416 -288 WIRE 576 -288 576 -320 WIRE 576 -288 496 -288 WIRE 720 -288 576 -288 WIRE -16 -272 -32 -272 WIRE 1024 -272 976 -272 WIRE 1120 -272 1120 -320 WIRE 1120 -272 1024 -272 WIRE -896 -256 -896 -304 WIRE -832 -256 -832 -336 WIRE -192 -256 -192 -304 WIRE -112 -256 -112 -304 WIRE -32 -256 -32 -272 WIRE -16 -256 -32 -256 WIRE 416 -256 416 -288 WIRE 496 -256 496 -288 WIRE 576 -256 576 -288 WIRE 656 -256 656 -432 WIRE 1024 -256 1024 -272 WIRE -640 -240 -640 -288 WIRE 368 -240 368 -288 WIRE 1312 -224 1312 -304 WIRE 1520 -224 1520 -304 WIRE -880 -192 -896 -192 WIRE 368 -192 176 -192 WIRE 1024 -176 1024 -192 WIRE 1024 -176 976 -176 WIRE -896 -144 -896 -192 WIRE -192 -144 -192 -192 WIRE -192 -144 -256 -144 WIRE -112 -144 -112 -192 WIRE -112 -144 -192 -144 WIRE -32 -144 -32 -256 WIRE -32 -144 -112 -144 WIRE 80 -144 80 -288 WIRE 80 -144 -32 -144 WIRE 416 -144 416 -176 WIRE 496 -144 496 -192 WIRE 496 -144 416 -144 WIRE 576 -144 576 -192 WIRE 576 -144 496 -144 WIRE 656 -144 656 -192 WIRE 656 -144 576 -144 WIRE 704 -144 656 -144 WIRE 720 -144 704 -144 WIRE 1168 -144 976 -144 WIRE 1264 -144 1248 -144 WIRE 48 -96 48 -272 WIRE 48 -96 -368 -96 WIRE 640 -96 240 -96 WIRE 1024 -96 1024 -176 WIRE 1312 -96 1312 -128 WIRE 1312 -96 1024 -96 WIRE 1408 -96 1312 -96 WIRE 1520 -96 1520 -144 WIRE 1520 -96 1408 -96 WIRE -304 -80 -352 -80 WIRE -112 -80 -304 -80 WIRE 64 -80 64 -304 WIRE 64 -80 -112 -80 WIRE 688 -80 688 -432 WIRE 1408 -64 1408 -96 WIRE -112 -32 -112 -80 WIRE -96 -32 -112 -32 WIRE 704 -32 704 -144 WIRE 704 -32 688 -32 WIRE -896 -16 -896 -64 WIRE 640 -16 208 -16 WIRE -304 16 -304 0 WIRE -96 16 -304 16 WIRE -304 48 -304 16 WIRE -16 64 -16 16 WIRE -16 64 -224 64 WIRE -64 112 -64 32 WIRE -64 112 -304 112 WIRE 80 112 80 -144 WIRE 80 112 -64 112 WIRE 496 112 416 112 WIRE 576 112 496 112 WIRE 656 112 576 112 WIRE 688 112 656 112 WIRE 720 112 688 112 WIRE 416 144 416 112 WIRE -224 160 -224 64 WIRE -208 160 -224 160 WIRE 368 160 304 160 WIRE 496 160 496 112 WIRE 576 160 576 112 WIRE 144 176 144 -384 WIRE 144 176 -144 176 WIRE -352 192 -352 -80 WIRE -208 192 -352 192 WIRE 176 208 176 -192 WIRE 176 208 -144 208 WIRE -208 240 -208 224 WIRE -112 240 -208 240 WIRE 208 240 208 -16 WIRE 208 240 -112 240 WIRE 80 256 80 112 WIRE 368 256 368 208 WIRE 368 256 80 256 WIRE 416 256 416 224 WIRE 496 256 496 224 WIRE 496 256 416 256 WIRE 576 256 576 224 WIRE 576 256 496 256 WIRE 720 256 576 256 WIRE -192 272 -192 224 WIRE -112 272 -112 240 WIRE 416 288 416 256 WIRE 496 288 496 256 WIRE 576 288 576 256 WIRE 656 288 656 112 WIRE 368 304 368 256 WIRE -224 320 -224 160 WIRE -208 320 -224 320 WIRE 304 336 304 160 WIRE 304 336 -144 336 WIRE -368 352 -368 -96 WIRE -208 352 -368 352 WIRE 368 352 320 352 WIRE 320 368 320 352 WIRE 320 368 -144 368 WIRE -208 384 -240 384 WIRE -192 384 -192 272 WIRE 416 400 416 368 WIRE 496 400 496 352 WIRE 496 400 416 400 WIRE 576 400 576 352 WIRE 576 400 496 400 WIRE 656 400 656 352 WIRE 656 400 576 400 WIRE 704 400 656 400 WIRE 720 400 704 400 WIRE 240 416 240 -96 WIRE 240 416 144 416 WIRE 240 448 240 416 WIRE 640 448 240 448 WIRE -192 464 -192 384 WIRE 80 464 80 256 WIRE 80 464 -192 464 WIRE 640 464 640 448 WIRE 688 480 688 112 WIRE 80 496 80 464 WIRE 144 496 80 496 WIRE 704 528 704 400 WIRE 704 528 688 528 WIRE -240 544 -240 384 WIRE -192 544 -240 544 WIRE 640 544 -192 544 WIRE -400 608 -400 576 WIRE -368 608 -400 608 WIRE 848 608 848 576 WIRE 848 608 816 608 FLAG 720 -288 VOA IOPIN 720 -288 Out FLAG -256 -304 PWM IOPIN -256 -304 In FLAG -256 -432 VddI IOPIN -256 -432 In FLAG 720 -432 VddA IOPIN 720 -432 In FLAG 720 -144 VeeA IOPIN 720 -144 In FLAG -256 -144 GndI IOPIN -256 -144 In FLAG -832 -256 0 FLAG -768 -464 VddI FLAG -768 -336 GndI FLAG -896 -256 0 FLAG -896 -16 0 FLAG -880 -192 PWM FLAG 1408 -64 0 FLAG 976 -432 VOA FLAG 976 -400 VddA FLAG 976 -272 VddB FLAG -640 -368 VddB FLAG 976 -144 VOB FLAG 720 256 VOB IOPIN 720 256 Out FLAG 720 112 VddB IOPIN 720 112 In FLAG 720 400 VeeB IOPIN 720 400 In FLAG 1040 272 0 FLAG 1040 208 VOB1 FLAG 976 -304 VeeA IOPIN 976 -304 In FLAG 976 -176 VeeB IOPIN 976 -176 In FLAG 1344 -304 out FLAG -640 -240 VeeB IOPIN -640 -240 In SYMBOL diode -128 -320 M180 WINDOW 0 31 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D1 SYMATTR Value Dd SYMBOL diode -128 -192 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D2 SYMATTR Value Dd SYMBOL diode 560 -320 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D3 SYMATTR Value Dd SYMBOL diode 560 -192 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D4 SYMATTR Value Dd SYMBOL zener 640 -192 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D5 SYMATTR Value 25V SYMBOL cap 480 -384 R0 WINDOW 0 32 0 Left 2 WINDOW 3 32 64 Left 2 SYMATTR InstName C3 SYMATTR Value 22p SYMBOL cap 480 -256 R0 WINDOW 0 32 0 Left 2 WINDOW 3 32 64 Left 2 WINDOW 39 16 136 Left 2 SYMATTR InstName C4 SYMATTR Value 22p SYMATTR SpiceLine Rpar=100k SYMBOL sw 416 -304 M180 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S1 SYMATTR Value SH SYMBOL sw 416 -272 R0 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S2 SYMATTR Value SL SYMBOL Digital\\diffschmitt -16 -352 R0 WINDOW 0 40 32 Center 2 WINDOW 3 -2 -154 Right 2 WINDOW 123 -65 -127 Right 2 SYMATTR InstName A1 SYMATTR Value Trise=2n Tfall=2n Td=25n SYMATTR Value2 Vt=1.9 Vh=1 Tripdt=1n SYMBOL cap -208 -256 R0 WINDOW 0 32 0 Left 2 WINDOW 3 32 64 Left 2 WINDOW 39 0 136 Left 2 SYMATTR InstName C1 SYMATTR Value 10p SYMATTR SpiceLine Rpar=1e6 SYMBOL cap -848 -432 R0 SYMATTR InstName C2 SYMATTR Value 10µf SYMBOL voltage -896 -400 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL voltage -896 -160 R0 WINDOW 3 -122 204 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value PULSE(0 12 2u 20n 20n 5u 10u) SYMATTR InstName V2 SYMBOL nmos 1264 -512 R0 SYMATTR InstName M1 SYMATTR Value IRFP4668 SYMBOL nmos 1264 -224 R0 SYMATTR InstName M2 SYMATTR Value IRFP4668 SYMBOL res 1280 -448 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 1 SYMBOL res 1264 -160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 1 SYMBOL cap 1008 -384 R0 WINDOW 0 28 8 Left 2 WINDOW 3 24 53 Left 2 SYMATTR InstName C9 SYMATTR Value 2.2µF SYMBOL cap 1008 -256 R0 WINDOW 3 28 57 Left 2 SYMATTR Value 2.2µF SYMATTR InstName C10 SYMBOL schottky 1136 -320 R180 WINDOW 0 -29 68 Left 2 WINDOW 3 -106 -4 Left 2 SYMATTR InstName D13 SYMATTR Value MURS120 SYMATTR Description Diode SYMATTR Type diode SYMBOL voltage 1520 -480 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value 80 SYMBOL voltage 1520 -240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value 80 SYMBOL res 1472 -320 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 100 SYMBOL voltage -640 -384 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value 12 SYMBOL diode 560 224 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D6 SYMATTR Value Dd SYMBOL diode 560 352 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D7 SYMATTR Value Dd SYMBOL zener 640 352 M180 WINDOW 0 32 64 Left 2 WINDOW 3 32 0 Left 2 SYMATTR InstName D8 SYMATTR Value 25V SYMBOL cap 480 160 R0 WINDOW 0 32 0 Left 2 WINDOW 3 32 64 Left 2 SYMATTR InstName C5 SYMATTR Value 22p SYMBOL cap 480 288 R0 WINDOW 0 32 0 Left 2 WINDOW 3 32 64 Left 2 WINDOW 39 16 136 Left 2 SYMATTR InstName C6 SYMATTR Value 22p SYMATTR SpiceLine Rpar=100k SYMBOL sw 416 240 M180 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S3 SYMATTR Value SH SYMBOL sw 416 272 R0 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S4 SYMATTR Value SL SYMBOL cap 1024 208 R0 SYMATTR InstName C7 SYMATTR Value 2n SYMBOL Digital\\xor -48 -64 R0 SYMATTR InstName A4 SYMBOL res -320 -96 R0 WINDOW 0 52 42 Left 2 WINDOW 3 54 83 Left 2 SYMATTR InstName Rdelay SYMATTR Value 3k SYMBOL cap -320 48 R0 WINDOW 3 45 43 Left 2 SYMATTR Value 15p SYMATTR InstName C8 SYMBOL Digital\\and -176 128 R0 SYMATTR InstName A5 SYMBOL Digital\\and -176 288 R0 WINDOW 0 47 29 Left 2 SYMATTR InstName A6 SYMBOL sw 640 0 R180 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S5 SYMATTR Value UVLO SYMBOL sw 640 560 R180 WINDOW 0 32 16 Left 2 WINDOW 3 32 80 Left 2 SYMATTR InstName S6 SYMATTR Value UVLO SYMBOL voltage 144 400 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 0 39 43 Left 2 WINDOW 3 38 78 Left 2 SYMATTR InstName V6 SYMATTR Value 1 SYMBOL res -208 448 R0 WINDOW 0 52 42 Left 2 WINDOW 3 54 83 Left 2 SYMATTR InstName Ru SYMATTR Value 500 SYMBOL res -96 256 R90 WINDOW 0 41 -8 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Ro SYMATTR Value 500 TEXT -312 -608 Left 2 !.model Dd D(Ron=.5 Vfwd=.5)\n.model 25V D(Ron=.5 Vfwd=.5 Vrev=25.2 Roff=25e4)\n.model 625V D(Ron=.5 Vfwd=.5 Vrev=625 Roff=12e6) TEXT 272 -584 Left 2 !.model SH SW(Vt=.5 Vh=.3 Ron= 3 )\n.model SL SW(Vt=.5 Vh=.3 Ron= 1 )\n.model UVLO SW(Vt=9 Vh= 1 ) TEXT -936 -632 Left 2 !.tran 0 100u 0 10n startup RECTANGLE Normal 832 592 -384 -656