Version 4 SHEET 1 2864 1604 WIRE -1936 208 -1984 208 WIRE -1824 208 -1824 176 WIRE -1824 208 -1872 208 WIRE -2928 224 -2928 160 WIRE -2752 224 -2752 160 WIRE -1792 272 -1984 272 WIRE -1664 272 -1712 272 WIRE -1824 336 -1824 208 WIRE -2096 352 -2224 352 WIRE -1984 352 -1984 272 WIRE -1984 352 -2016 352 WIRE -1856 352 -1984 352 WIRE -1328 352 -1328 288 WIRE -2928 368 -2928 304 WIRE -2928 368 -3024 368 WIRE -2752 368 -2752 304 WIRE -1664 368 -1664 272 WIRE -1664 368 -1792 368 WIRE -1600 368 -1664 368 WIRE -1456 368 -1520 368 WIRE -1360 368 -1456 368 WIRE -1856 384 -1920 384 WIRE -1248 384 -1296 384 WIRE -1456 400 -1456 368 WIRE -1360 400 -1392 400 WIRE -2928 416 -2928 368 WIRE -1392 464 -1392 400 WIRE -1248 464 -1248 384 WIRE -1248 464 -1392 464 WIRE -1952 512 -2000 512 WIRE -1824 512 -1824 400 WIRE -1824 512 -1888 512 WIRE -1248 512 -1248 464 WIRE -1456 528 -1456 464 WIRE -1824 576 -1824 512 WIRE -2928 592 -2928 496 WIRE -1440 608 -1488 608 WIRE -1328 608 -1328 416 WIRE -1328 608 -1376 608 WIRE -1328 672 -1328 608 WIRE -1328 928 -1328 848 WIRE -1792 944 -1792 864 WIRE -1248 944 -1248 592 WIRE -1248 944 -1296 944 WIRE -992 944 -1248 944 WIRE -1648 960 -1760 960 WIRE -1584 960 -1648 960 WIRE -1440 960 -1504 960 WIRE -1360 960 -1440 960 WIRE -2224 976 -2224 352 WIRE -2112 976 -2224 976 WIRE -2048 976 -2112 976 WIRE -1904 976 -1968 976 WIRE -1824 976 -1904 976 WIRE -1280 976 -1296 976 WIRE -1744 992 -1760 992 WIRE -1248 1008 -1248 944 WIRE -1648 1024 -1648 960 WIRE -2112 1040 -2112 976 WIRE -1440 1040 -1440 960 WIRE -1280 1040 -1280 976 WIRE -1280 1040 -1440 1040 WIRE -1904 1056 -1904 976 WIRE -1744 1056 -1744 992 WIRE -1744 1056 -1904 1056 WIRE -1440 1120 -1488 1120 WIRE -1328 1120 -1328 992 WIRE -1328 1120 -1376 1120 WIRE -1248 1120 -1248 1072 WIRE -1648 1136 -1648 1088 WIRE -2112 1152 -2112 1104 WIRE -1328 1184 -1328 1120 WIRE -1904 1200 -1952 1200 WIRE -1792 1200 -1792 1008 WIRE -1792 1200 -1840 1200 WIRE -1792 1264 -1792 1200 FLAG -3024 368 0 FLAG -2928 160 VCC FLAG -2928 592 VSS FLAG -1824 176 VCC FLAG -2000 512 0 FLAG -2752 160 AUX FLAG -2752 368 0 FLAG -1984 208 0 FLAG -1488 608 0 FLAG -1328 672 VCC FLAG -1488 1120 0 FLAG -1328 1184 VCC FLAG -1248 1120 0 FLAG -1648 1136 0 FLAG -2112 1152 0 FLAG -1952 1200 0 FLAG -1792 1264 VCC FLAG -1456 528 0 FLAG -1920 384 AUX FLAG -1824 576 0 FLAG -1328 288 0 FLAG -1792 864 0 FLAG -1328 848 0 FLAG -992 944 OUT SYMBOL voltage -2928 208 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR InstName V3 SYMATTR Value 5V SYMBOL voltage -2928 400 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR InstName V4 SYMATTR Value 5V SYMBOL cap -1888 496 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 10µF SYMATTR SpiceLine Rser=0.03 SYMBOL res -1696 256 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 1500K SYMBOL voltage -2752 208 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR InstName V1 SYMATTR Value 0.5V SYMBOL res -2000 336 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 360K SYMBOL res -1504 352 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10K SYMBOL cap -1440 464 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C1 SYMATTR Value 10nF SYMATTR SpiceLine Rser=0.03 SYMBOL cap -1872 192 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 10µF SYMATTR SpiceLine Rser=0.03 SYMBOL cap -1376 592 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 10µF SYMATTR SpiceLine Rser=0.03 SYMBOL res -1264 496 R0 SYMATTR InstName R3 SYMATTR Value 10K SYMBOL cap -1376 1104 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C9 SYMATTR Value 10µF SYMATTR SpiceLine Rser=0.03 SYMBOL cap -1264 1008 R0 SYMATTR InstName C10 SYMATTR Value 10nF SYMATTR SpiceLine Rser=0.03 SYMBOL res -1488 944 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 10K SYMBOL cap -1664 1024 R0 SYMATTR InstName C11 SYMATTR Value 10nF SYMATTR SpiceLine Rser=0.03 SYMBOL res -1952 960 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 10K SYMBOL cap -2128 1040 R0 SYMATTR InstName C12 SYMATTR Value 10nF SYMATTR SpiceLine Rser=0.03 SYMBOL cap -1840 1184 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C13 SYMATTR Value 10µF SYMATTR SpiceLine Rser=0.03 SYMBOL Opamps\\TLV2474 -1824 304 R0 SYMATTR InstName U4 SYMBOL Opamps\\TLV2474 -1792 1040 R180 SYMATTR InstName U5 SYMBOL Opamps\\TLV2474 -1328 1024 R180 SYMATTR InstName U1 SYMBOL Opamps\\TLV2474 -1328 448 M180 SYMATTR InstName U2 TEXT -2616 576 Left 2 !.tran 1000ms startup TEXT -2616 616 Left 2 !.incl TLV2474.sub