Version 4 SHEET 1 2024 772 WIRE 688 -272 352 -272 WIRE 976 -272 736 -272 WIRE 976 -256 976 -272 WIRE 976 -256 880 -256 WIRE 1056 -256 976 -256 WIRE 880 -240 880 -256 WIRE 1056 -240 1056 -256 WIRE 352 -208 352 -272 WIRE 688 -192 688 -272 WIRE 736 -192 736 -272 WIRE 880 -160 880 -176 WIRE 880 -160 848 -160 WIRE 1056 -160 1056 -176 WIRE 1232 -160 1056 -160 WIRE 1344 -160 1232 -160 WIRE 880 -144 880 -160 WIRE 1056 -144 1056 -160 WIRE 1232 -144 1232 -160 WIRE 1344 -128 1344 -160 WIRE 880 -64 880 -80 WIRE 976 -64 880 -64 WIRE 1056 -64 1056 -80 WIRE 1056 -64 976 -64 WIRE 352 -48 352 -128 WIRE 560 -48 352 -48 WIRE 688 -48 688 -112 WIRE 688 -48 560 -48 WIRE 736 -48 736 -112 WIRE 976 -48 976 -64 WIRE 976 -48 736 -48 WIRE 560 -32 560 -48 WIRE 1232 -32 1232 -64 WIRE 1344 -32 1344 -64 WIRE 304 64 -64 64 WIRE 304 80 304 64 WIRE 304 80 208 80 WIRE 384 80 304 80 WIRE 208 96 208 80 WIRE 384 96 384 80 WIRE -64 128 -64 64 WIRE 208 176 208 160 WIRE 208 176 160 176 WIRE 384 176 384 160 WIRE 864 176 384 176 WIRE 1184 176 864 176 WIRE 1392 176 1264 176 WIRE 1424 176 1392 176 WIRE 1536 176 1488 176 WIRE 1648 176 1536 176 WIRE 1744 176 1648 176 WIRE 208 192 208 176 WIRE 384 192 384 176 WIRE 864 192 864 176 WIRE 1536 192 1536 176 WIRE 1744 192 1744 176 WIRE 1648 208 1648 176 WIRE 208 272 208 256 WIRE 304 272 208 272 WIRE 384 272 384 256 WIRE 384 272 304 272 WIRE -64 288 -64 208 WIRE 304 288 304 272 WIRE 304 288 -64 288 WIRE 864 288 864 272 WIRE 992 288 864 288 WIRE 1536 288 1536 272 WIRE 1536 288 1344 288 WIRE 1648 288 1648 272 WIRE 1744 288 1744 272 WIRE 160 304 160 176 WIRE 672 304 160 304 WIRE 992 304 992 288 WIRE 1536 304 1536 288 WIRE 160 320 160 304 WIRE 672 336 672 304 WIRE 864 336 864 288 WIRE 1104 336 1072 336 WIRE 1232 336 1104 336 WIRE 1104 368 1104 336 WIRE 992 384 992 368 WIRE 1536 400 1536 384 WIRE 160 416 160 400 WIRE 1072 416 1072 336 WIRE 1072 416 944 416 WIRE 1232 416 1232 400 WIRE 592 432 224 432 WIRE 224 448 224 432 WIRE 1104 496 1104 432 WIRE 1104 496 944 496 WIRE 1232 496 1104 496 WIRE 1344 496 1344 288 WIRE 1344 496 1232 496 WIRE 1392 496 1392 176 WIRE 224 544 224 528 WIRE 400 560 352 560 WIRE 528 560 480 560 WIRE 592 560 528 560 WIRE 352 576 352 560 WIRE 1344 576 944 576 WIRE 528 592 528 560 WIRE 1392 608 1392 592 WIRE 352 672 352 640 WIRE 528 672 528 656 WIRE 768 704 768 656 FLAG 768 704 0 FLAG 1392 608 0 FLAG 224 544 0 FLAG 528 672 0 FLAG 352 672 0 FLAG 992 384 0 FLAG 1648 288 0 FLAG 160 416 0 FLAG 1744 288 0 FLAG 1744 176 OUT FLAG 1536 400 0 FLAG 1232 -32 0 FLAG 848 -160 0 FLAG 1344 -32 0 FLAG 560 -32 0 FLAG 1344 -160 OUT2 SYMBOL POWERPRODUCTS\\LT1249 768 496 R0 SYMATTR InstName U1 SYMBOL NMOS 1344 496 R0 SYMATTR InstName Q1 SYMATTR Value SUD40N10-25 SYMBOL RES 1216 400 R0 SYMATTR InstName R1 SYMATTR Value 330K SYMBOL cap 1088 368 R0 SYMATTR InstName C1 SYMATTR Value .0047µ SYMBOL cap 1216 336 R0 SYMATTR InstName C2 SYMATTR Value .047µ SYMBOL VOLTAGE 224 432 R0 SYMATTR InstName V1 SYMATTR Value 17 SYMBOL res 496 544 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL cap 512 592 R0 SYMATTR InstName C3 SYMATTR Value 10p SYMBOL cap 336 576 R0 SYMATTR InstName C4 SYMATTR Value 100p SYMBOL ind2 1168 192 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 4 56 VBottom 0 SYMATTR InstName L1 SYMATTR Value 750µ SYMBOL res 848 176 R0 SYMATTR InstName R3 SYMATTR Value 1Meg SYMBOL cap 976 304 R0 SYMATTR InstName C5 SYMATTR Value 470p SYMBOL diode 1424 192 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName D1 SYMBOL polcap 1632 208 R0 SYMATTR InstName C6 SYMATTR Value 18µ SYMBOL diode 368 96 R0 WINDOW 3 25 57 Left 0 SYMATTR Value 1N4001 SYMATTR InstName D2 SYMBOL diode 192 192 R0 WINDOW 3 28 55 Left 0 SYMATTR Value 1N4001 SYMATTR InstName D3 SYMBOL diode 192 160 M180 WINDOW 0 36 56 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D4 SYMATTR Value 1N4001 SYMBOL diode 368 256 M180 WINDOW 0 27 53 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D5 SYMATTR Value 1N4001 SYMBOL res 144 304 R0 SYMATTR InstName R4 SYMATTR Value .2 SYMBOL voltage -64 112 R0 SYMATTR InstName V2 SYMATTR Value SINE(0 165 600) SYMBOL res 1520 288 R0 SYMATTR InstName R5 SYMATTR Value 20K SYMBOL res 1520 176 R0 SYMATTR InstName R6 SYMATTR Value 1Meg SYMBOL diode 1040 -240 R0 WINDOW 0 25 4 Left 0 WINDOW 3 24 61 Left 0 SYMATTR InstName D6 SYMATTR Value 1N4001 SYMBOL diode 864 -144 R0 WINDOW 0 29 6 Left 0 WINDOW 3 28 51 Left 0 SYMATTR InstName D7 SYMATTR Value 1N4001 SYMBOL diode 864 -176 M180 WINDOW 0 32 56 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D8 SYMATTR Value 1N4001 SYMBOL diode 1040 -80 M180 WINDOW 0 32 48 Left 0 WINDOW 3 24 0 Left 0 SYMATTR InstName D9 SYMATTR Value 1N4001 SYMBOL voltage 352 -224 R0 WINDOW 39 39 62 Left 0 WINDOW 123 0 0 Left 0 SYMATTR SpiceLine Rser=1 SYMATTR InstName V3 SYMATTR Value SINE(0 165 600) SYMBOL res 1216 -160 R0 SYMATTR InstName R7 SYMATTR Value 2K SYMBOL polcap 1328 -128 R0 SYMATTR InstName C7 SYMATTR Value 36µ SYMBOL ind2 672 -208 R0 WINDOW 0 7 28 Right 0 WINDOW 3 -2 73 Right 0 SYMATTR InstName L2 SYMATTR Value 5. SYMBOL ind2 752 -96 R180 WINDOW 0 -5 80 Right 0 WINDOW 3 -3 42 Right 0 SYMATTR InstName L3 SYMATTR Value 25 SYMBOL res 1728 176 R0 SYMATTR InstName Rload SYMATTR Value 2K TEXT -32 504 Left 0 !.tran 20m TEXT -32 568 Left 0 !.model 1N4001 D TEXT -32 536 Left 0 !.ic V(out)=385 TEXT 632 -296 Left 0 !K1 L2 L3 1 TEXT 888 -8 Left 0 !.ic V(out2)=358