Version 4 SHEET 1 880 700 WIRE -736 -192 -864 -192 WIRE -368 -192 -480 -192 WIRE -304 -192 -368 -192 WIRE -224 -192 -304 -192 WIRE -368 -176 -368 -192 WIRE -304 -176 -304 -192 WIRE -864 -144 -864 -192 WIRE -368 -80 -368 -112 WIRE -304 -80 -304 -112 WIRE -608 -64 -608 -96 WIRE -864 -32 -864 -64 WIRE -560 160 -800 160 WIRE -448 160 -480 160 WIRE -416 160 -448 160 WIRE -192 160 -336 160 WIRE -448 256 -448 160 WIRE -352 256 -448 256 WIRE -192 256 -192 160 WIRE -192 256 -224 256 WIRE -144 256 -192 256 WIRE -32 256 -64 256 WIRE -800 288 -800 160 WIRE -768 288 -800 288 WIRE -528 288 -688 288 WIRE -352 288 -528 288 WIRE -32 304 -32 256 WIRE -1104 368 -1104 240 WIRE -528 368 -528 288 WIRE -1360 384 -1360 256 WIRE -288 400 -288 352 WIRE -288 400 -368 400 WIRE -1104 464 -1104 448 WIRE -1088 464 -1104 464 WIRE -1360 480 -1360 464 WIRE -1344 480 -1360 480 WIRE -1104 480 -1104 464 WIRE -256 480 -256 352 WIRE -1360 496 -1360 480 WIRE -1104 592 -1104 560 WIRE -1360 608 -1360 576 FLAG -256 480 0 FLAG -864 -32 0 FLAG -1104 592 0 FLAG -368 400 5V IOPIN -368 400 In FLAG -1104 240 5V IOPIN -1104 240 In FLAG -1088 464 Bias IOPIN -1088 464 In FLAG -528 368 Bias IOPIN -528 368 In FLAG -608 -64 0 FLAG -224 -192 5V IOPIN -224 -192 In FLAG -304 -80 0 FLAG -368 -80 0 FLAG -32 304 0 FLAG -1360 608 0 FLAG -1360 256 5V IOPIN -1360 256 In SYMBOL AutoGenerated\\OPA855 -288 272 R0 SYMATTR InstName U1 SYMBOL voltage -864 -160 R0 SYMATTR InstName V1 SYMATTR Value 7.4 SYMBOL res -464 144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 100 SYMBOL res -320 144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL voltage -672 288 R90 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 83 -120 VRight 2 SYMATTR Value SINE(0 10m 50Meg) SYMATTR InstName V3 SYMBOL res -1120 352 R0 SYMATTR InstName R3 SYMATTR Value 10k SYMATTR SpiceLine tol=0.1 SYMBOL res -1120 464 R0 SYMATTR InstName R5 SYMATTR Value 10k SYMATTR SpiceLine tol=0.1 SYMBOL PowerProducts\\LT1117-5 -608 -192 R0 SYMATTR InstName U2 SYMBOL polcap -384 -176 R0 SYMATTR InstName C1 SYMATTR Value 10µ SYMBOL polcap -320 -176 R0 SYMATTR InstName C2 SYMATTR Value 10µ SYMBOL res -48 240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 100k SYMBOL res -1376 368 R0 SYMATTR InstName R6 SYMATTR Value 10k SYMATTR SpiceLine tol=0.1 SYMBOL res -1376 480 R0 SYMATTR InstName R7 SYMATTR Value 10k SYMATTR SpiceLine tol=0.1 TEXT -616 552 Left 2 !.tran 200n