Version 4 SHEET 1 880 680 WIRE 352 -64 80 -64 WIRE 352 -32 352 -64 WIRE 80 -16 80 -64 WIRE 80 32 80 -16 WIRE 352 80 352 48 WIRE 80 176 80 96 WIRE 352 176 352 160 FLAG 80 176 0 FLAG 352 176 0 FLAG 80 -16 out SYMBOL LED 64 32 R0 SYMATTR InstName D1 SYMATTR Value QTLP690C SYMATTR Description Diode SYMATTR Type diode SYMBOL voltage 352 64 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 1V SYMBOL res 336 -48 R0 SYMATTR InstName R1 SYMATTR Value -85 TEXT 216 216 Left 0 !.dc V1 0V 1V 1mV