Version 4 SHEET 1 5268 2612 WIRE 1952 -1856 1120 -1856 WIRE 3728 -1856 1952 -1856 WIRE 1952 -1664 1952 -1856 WIRE 1952 -1488 1952 -1600 WIRE 1952 -1488 1600 -1488 WIRE 1600 -1360 1600 -1488 WIRE 1952 -1360 1952 -1488 WIRE 2128 -1360 1952 -1360 WIRE 1776 -1328 1728 -1328 WIRE 1936 -1328 1840 -1328 WIRE 1936 -1312 1936 -1328 WIRE 1952 -1312 1952 -1360 WIRE 1952 -1312 1936 -1312 WIRE 1936 -1280 1936 -1312 WIRE 2128 -1248 2128 -1360 WIRE 2128 -1248 2096 -1248 WIRE 2176 -1248 2128 -1248 WIRE 1728 -1232 1728 -1328 WIRE 1872 -1232 1728 -1232 WIRE 2096 -1216 2096 -1248 WIRE 2176 -1200 2176 -1248 WIRE 1488 -1152 1472 -1152 WIRE 1600 -1152 1600 -1280 WIRE 1600 -1152 1552 -1152 WIRE 1664 -1152 1600 -1152 WIRE 1728 -1152 1728 -1232 WIRE 1728 -1152 1664 -1152 WIRE 2176 -1136 2176 -1152 WIRE 1472 -1104 1472 -1152 WIRE 1504 -1104 1472 -1104 WIRE 2096 -1104 2096 -1152 WIRE 2144 -1104 2096 -1104 WIRE 2176 -1104 2176 -1136 WIRE 2176 -1104 2144 -1104 WIRE 1936 -1088 1936 -1184 WIRE 1968 -1088 1936 -1088 WIRE 3056 -1088 2048 -1088 WIRE 1664 -1056 1664 -1152 WIRE 1392 -1040 1168 -1040 WIRE 1472 -1008 1472 -1040 WIRE 1504 -1008 1504 -1104 WIRE 1504 -1008 1472 -1008 WIRE 1600 -1008 1504 -1008 WIRE 1936 -992 1936 -1088 WIRE 1936 -992 1920 -992 WIRE 1728 -944 1728 -1152 WIRE 1856 -944 1728 -944 WIRE 2144 -944 2144 -1104 WIRE 2896 -944 2144 -944 WIRE 1728 -864 1728 -944 WIRE 1760 -864 1728 -864 WIRE 1920 -864 1920 -896 WIRE 1920 -864 1824 -864 WIRE 2144 -864 2144 -944 WIRE 2144 -864 1920 -864 WIRE 1664 -768 1664 -960 WIRE 1904 -768 1664 -768 WIRE 1904 -704 1904 -768 WIRE 1120 -624 1120 -1856 WIRE 1344 -624 1120 -624 WIRE 1840 -624 1344 -624 WIRE 1344 -544 1344 -624 WIRE 1344 -416 1344 -464 WIRE 1840 -384 1840 -624 WIRE 1840 -384 1488 -384 WIRE 1840 -272 1840 -384 WIRE 1840 -272 1712 -272 WIRE 1488 -256 1488 -384 WIRE 1840 -224 1840 -272 WIRE 1024 -208 736 -208 WIRE 1376 -176 1344 -176 WIRE 1472 -176 1440 -176 WIRE 1488 -176 1472 -176 WIRE 1648 -176 1648 -272 WIRE 1776 -176 1648 -176 WIRE 2832 -112 2336 -112 WIRE 1472 -96 1472 -176 WIRE 1648 -96 1648 -176 WIRE 1648 -96 1472 -96 WIRE 1840 -48 1840 -128 WIRE 2256 -48 2256 -112 WIRE 2256 -48 1840 -48 WIRE 1472 -32 1472 -96 WIRE 736 -16 736 -128 WIRE 1168 16 1168 -1040 WIRE 1200 16 1168 16 WIRE 1344 16 1344 -176 WIRE 1344 16 1280 16 WIRE 1408 16 1344 16 WIRE 1840 48 1840 -48 WIRE 224 80 160 80 WIRE 528 80 224 80 WIRE 1648 96 1648 -96 WIRE 1776 96 1648 96 WIRE 160 112 160 80 WIRE 1024 144 1024 -208 WIRE 672 160 560 160 WIRE 944 160 752 160 WIRE 464 176 416 176 WIRE 992 176 896 176 WIRE 1008 176 992 176 WIRE 1168 176 1168 16 WIRE 1168 176 1072 176 WIRE 160 208 160 192 WIRE 528 208 528 80 WIRE 560 208 560 160 WIRE 560 208 528 208 WIRE 944 208 944 160 WIRE 992 208 944 208 WIRE 1008 208 992 208 WIRE 1104 208 1072 208 WIRE 1648 208 1648 96 WIRE 1680 208 1648 208 WIRE 1840 208 1840 144 WIRE 1840 208 1744 208 WIRE 464 224 464 176 WIRE 800 224 464 224 WIRE 896 224 896 176 WIRE 896 224 880 224 WIRE 224 240 160 240 WIRE 416 240 416 176 WIRE 416 240 224 240 WIRE 1024 240 1024 224 WIRE 1040 240 1040 224 WIRE 1472 240 1472 64 WIRE 1840 240 1840 208 WIRE 1840 240 1472 240 WIRE 2272 240 1840 240 WIRE 160 256 160 240 WIRE 1024 288 1024 240 WIRE 2272 288 2272 240 WIRE 1040 304 1040 240 WIRE 1040 304 1024 288 WIRE 1040 352 1040 304 WIRE 160 368 160 336 WIRE 1008 384 1008 240 WIRE 1008 384 720 384 WIRE 720 416 720 384 WIRE 2016 448 1408 448 WIRE 3728 496 3728 -1856 WIRE 3728 496 3280 496 WIRE 4144 496 3728 496 WIRE 720 544 720 496 WIRE 3280 560 3280 496 WIRE 3424 560 3280 560 WIRE 3280 608 3280 560 WIRE 4144 624 4144 496 WIRE 4272 624 4144 624 WIRE 2016 640 2016 448 WIRE 3424 656 3424 640 WIRE 4144 656 4144 624 WIRE 3056 688 3056 -1088 WIRE 3232 688 3056 688 WIRE 3280 720 3280 704 WIRE 3424 720 3280 720 WIRE 4272 720 4272 704 WIRE 4096 736 2704 736 WIRE 4144 784 4144 752 WIRE 4272 784 4144 784 WIRE 2000 864 1664 864 WIRE 2016 864 2016 704 WIRE 2016 864 2000 864 WIRE 2512 896 2496 896 WIRE 4144 896 4144 784 WIRE 4144 896 2512 896 WIRE 1664 944 1664 864 WIRE 1840 976 1792 976 WIRE 2000 976 2000 864 WIRE 2000 976 1904 976 WIRE 2240 976 2016 976 WIRE 2000 992 2000 976 WIRE 2016 992 2016 976 WIRE 2016 992 2000 992 WIRE 2896 992 2896 -944 WIRE 3280 992 3280 720 WIRE 3280 992 2896 992 WIRE 3472 992 3280 992 WIRE 3600 992 3552 992 WIRE 3680 992 3600 992 WIRE 3824 992 3760 992 WIRE 3872 992 3824 992 WIRE 4144 992 4144 896 WIRE 4144 992 3952 992 WIRE 2000 1024 2000 992 WIRE 1792 1072 1792 976 WIRE 1936 1072 1792 1072 WIRE 3600 1088 3600 992 WIRE 3824 1088 3824 992 WIRE 1552 1152 1536 1152 WIRE 1664 1152 1664 1024 WIRE 1664 1152 1616 1152 WIRE 1728 1152 1664 1152 WIRE 1792 1152 1792 1072 WIRE 1792 1152 1728 1152 WIRE 3280 1168 3280 992 WIRE 3408 1168 3280 1168 WIRE 4144 1184 4144 992 WIRE 4288 1184 4144 1184 WIRE 1536 1200 1536 1152 WIRE 1568 1200 1536 1200 WIRE 3600 1200 3600 1152 WIRE 3824 1200 3824 1152 WIRE 2000 1216 2000 1120 WIRE 2032 1216 2000 1216 WIRE 2704 1216 2704 736 WIRE 2704 1216 2112 1216 WIRE 3280 1216 3280 1168 WIRE 4144 1216 4144 1184 WIRE 2240 1232 2240 976 WIRE 2240 1232 2208 1232 WIRE 2288 1232 2240 1232 WIRE 1728 1248 1728 1152 WIRE 1104 1264 1104 208 WIRE 1456 1264 1104 1264 WIRE 2208 1264 2208 1232 WIRE 3408 1264 3408 1248 WIRE 2288 1280 2288 1232 WIRE 1536 1296 1536 1264 WIRE 1568 1296 1568 1200 WIRE 1568 1296 1536 1296 WIRE 1664 1296 1568 1296 WIRE 2832 1296 2832 -112 WIRE 3232 1296 2832 1296 WIRE 2000 1312 2000 1216 WIRE 2000 1312 1984 1312 WIRE 3280 1328 3280 1312 WIRE 3408 1328 3280 1328 WIRE 4288 1328 4288 1264 WIRE 2288 1344 2288 1328 WIRE 1792 1360 1792 1152 WIRE 1920 1360 1792 1360 WIRE 1680 1376 1680 1328 WIRE 2208 1376 2208 1328 WIRE 2256 1376 2208 1376 WIRE 2288 1376 2288 1344 WIRE 2288 1376 2256 1376 WIRE 4144 1392 4144 1312 WIRE 4288 1392 4144 1392 WIRE 2256 1424 2256 1376 WIRE 2512 1424 2512 896 WIRE 2512 1424 2256 1424 WIRE 1792 1440 1792 1360 WIRE 1824 1440 1792 1440 WIRE 1984 1440 1984 1408 WIRE 1984 1440 1888 1440 WIRE 2256 1440 2256 1424 WIRE 2256 1440 1984 1440 WIRE 3280 1472 3280 1328 WIRE 3712 1472 3280 1472 WIRE 4144 1472 4144 1392 WIRE 4144 1472 3712 1472 WIRE 1728 1536 1728 1344 WIRE 1968 1536 1728 1536 WIRE 1968 1600 1968 1536 WIRE 3712 1664 3712 1472 WIRE 1408 1680 1408 448 WIRE 1920 1680 1408 1680 WIRE 1408 1712 1408 1680 WIRE 1408 1856 1408 1792 WIRE 1920 1920 1920 1680 WIRE 1920 1920 1552 1920 WIRE 1920 1936 1920 1920 WIRE 1920 1936 1904 1936 WIRE 1904 2032 1904 1936 WIRE 1904 2032 1776 2032 WIRE 1552 2048 1552 1920 WIRE 1904 2080 1904 2032 WIRE 1392 2128 1344 2128 WIRE 1536 2128 1456 2128 WIRE 1552 2128 1536 2128 WIRE 1712 2128 1712 2032 WIRE 1712 2128 1552 2128 WIRE 1728 2128 1712 2128 WIRE 1840 2128 1728 2128 WIRE 4096 2192 4096 1296 WIRE 4096 2192 2400 2192 WIRE 1104 2208 1104 1264 WIRE 1904 2256 1904 2176 WIRE 2320 2256 2320 2192 WIRE 2320 2256 1904 2256 WIRE 1536 2272 1536 2128 WIRE 1200 2320 1104 2208 WIRE 1344 2320 1344 2128 WIRE 1344 2320 1280 2320 WIRE 1472 2320 1344 2320 WIRE 1904 2352 1904 2256 WIRE 1728 2400 1728 2128 WIRE 1728 2400 1712 2400 WIRE 1840 2400 1728 2400 WIRE 1712 2512 1712 2400 WIRE 1744 2512 1712 2512 WIRE 1904 2512 1904 2448 WIRE 1904 2512 1808 2512 WIRE 1536 2544 1536 2368 WIRE 1904 2544 1904 2512 WIRE 1904 2544 1536 2544 WIRE 2336 2544 1904 2544 WIRE 2336 2592 2336 2544 FLAG 160 208 0 FLAG 160 368 0 FLAG 224 80 sine FLAG 224 240 ramp FLAG 1040 352 0 FLAG 736 -16 0 FLAG 720 544 0 FLAG 2272 288 0 FLAG 1344 -416 0 FLAG 1904 -704 0 FLAG 2336 2592 0 FLAG 1408 1856 0 FLAG 1968 1600 0 FLAG 3712 1664 0 FLAG 3600 1200 0 FLAG 3824 1200 0 SYMBOL voltage 160 96 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value SINE(0 1 1000) SYMBOL voltage 160 240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value PULSE(-1.1 1.1 0 2u 2u 0 4u 0) SYMBOL Misc\\EuropeanResistor 768 144 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10000 SYMBOL Misc\\EuropeanResistor 896 208 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10000 SYMBOL voltage 720 400 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value -5V SYMBOL voltage 736 -224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value 5V SYMBOL Comparators\\LT1712 1024 192 R0 SYMATTR InstName U2 SYMBOL Misc\\EuropeanResistor 1296 0 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 2352 -128 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 1 SYMBOL npn 1408 -32 R0 SYMATTR InstName Q1 SYMATTR Value BC817-40 SYMBOL npn 1776 -224 R0 SYMATTR InstName Q2 SYMATTR Value 2N3904 SYMBOL pnp 1776 48 R0 SYMATTR InstName Q3 SYMATTR Value 2N3906 SYMBOL Misc\\EuropeanResistor 1472 -272 R0 SYMATTR InstName R5 SYMATTR Value 330 SYMBOL schottky 1376 -160 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D1 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1648 -256 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D2 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1744 192 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D3 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL voltage 1344 -560 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V7 SYMATTR Value 15 SYMBOL Misc\\EuropeanResistor 1488 -1056 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 1616 -1264 R180 WINDOW 0 31 76 Left 2 WINDOW 3 31 40 Left 2 SYMATTR InstName R7 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 1952 -1072 R270 WINDOW 0 27 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName R8 SYMATTR Value 1 SYMBOL schottky 1776 -1312 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D5 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1824 -880 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D6 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1936 -1664 R0 SYMATTR InstName D7 SYMATTR Value B560C SYMBOL npn 1872 -1280 R0 SYMATTR InstName Q4 SYMATTR Value 2N3904 SYMBOL npn 1600 -1056 R0 SYMATTR InstName Q5 SYMATTR Value BC817-40 SYMBOL pnp 1856 -992 R0 SYMATTR InstName Q6 SYMATTR Value 2N3906 SYMBOL Misc\\EuropeanResistor 1296 2304 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R9 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 2416 2176 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R10 SYMATTR Value 1 SYMBOL npn 1472 2272 R0 SYMATTR InstName Q7 SYMATTR Value BC817-40 SYMBOL npn 1840 2080 R0 SYMATTR InstName Q8 SYMATTR Value 2N3904 SYMBOL pnp 1840 2352 R0 SYMATTR InstName Q9 SYMATTR Value 2N3906 SYMBOL Misc\\EuropeanResistor 1536 2032 R0 SYMATTR InstName R11 SYMATTR Value 330 SYMBOL schottky 1392 2144 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D8 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1712 2048 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D9 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1808 2496 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D10 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL voltage 1408 1696 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value 15 SYMBOL Misc\\EuropeanResistor 1552 1248 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 1680 1040 R180 WINDOW 0 31 76 Left 2 WINDOW 3 31 40 Left 2 SYMATTR InstName R13 SYMATTR Value 330 SYMBOL Misc\\EuropeanResistor 2016 1232 R270 WINDOW 0 27 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName R14 SYMATTR Value 1 SYMBOL schottky 1552 1168 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D11 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1840 992 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D12 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 1888 1424 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D13 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 2000 640 R0 SYMATTR InstName D14 SYMATTR Value B560C SYMBOL npn 1936 1024 R0 SYMATTR InstName Q10 SYMATTR Value 2N3904 SYMBOL npn 1664 1248 R0 SYMATTR InstName Q11 SYMATTR Value BC817-40 SYMBOL pnp 1920 1312 R0 SYMATTR InstName Q12 SYMATTR Value 2N3906 SYMBOL cap 2080 -1216 R0 SYMATTR InstName C3 SYMATTR Value 1µ SYMBOL polcap 2160 -1200 R0 SYMATTR InstName C6 SYMATTR Value 47µ SYMBOL cap 2192 1264 R0 SYMATTR InstName C11 SYMATTR Value 1µ SYMBOL polcap 2272 1280 R0 SYMATTR InstName C15 SYMATTR Value 47µ SYMBOL nmos 3232 608 R0 SYMATTR InstName M1 SYMATTR Value IRFL4310 SYMBOL nmos 3232 1216 R0 SYMATTR InstName M2 SYMATTR Value IRFL4310 SYMBOL nmos 4096 656 R0 SYMATTR InstName M3 SYMATTR Value IRFL4310 SYMBOL nmos 4096 1216 R0 SYMATTR InstName M4 SYMATTR Value IRFL4310 SYMBOL ind 3456 1008 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 98µ SYMATTR SpiceLine Ipk=1.06 Rser=0.28 Rpar=352807 Cpar=0 SYMBOL ind 3856 1008 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 98µ SYMATTR SpiceLine Ipk=1.2 Rser=0.38 Rpar=335857 Cpar=0 SYMBOL schottky 1488 -1136 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D4 SYMATTR Value BAT54 SYMATTR Description Diode SYMATTR Type diode SYMBOL Misc\\EuropeanResistor 3408 544 R0 SYMATTR InstName R15 SYMATTR Value 10 SYMBOL Misc\\EuropeanResistor 4256 608 R0 SYMATTR InstName R16 SYMATTR Value 10 SYMBOL Misc\\EuropeanResistor 3392 1152 R0 SYMATTR InstName R17 SYMATTR Value 10 SYMBOL Misc\\EuropeanResistor 4272 1168 R0 SYMATTR InstName R18 SYMATTR Value 10 SYMBOL cap 3392 1264 R0 SYMATTR InstName C12 SYMATTR Value 220p SYMBOL cap 4272 1328 R0 SYMATTR InstName C13 SYMATTR Value 220p SYMBOL cap 4256 720 R0 SYMATTR InstName C14 SYMATTR Value 220p SYMBOL cap 3408 656 R0 SYMATTR InstName C16 SYMATTR Value 220p SYMBOL cap 3584 1088 R0 SYMATTR InstName C17 SYMATTR Value 1µ SYMBOL cap 3808 1088 R0 SYMATTR InstName C18 SYMATTR Value 1µ TEXT 128 392 Left 2 !.tran 10ms\n.four 1k v(out)\n.option plotwinsize=0