Version 4 SHEET 1 880 680 WIRE 272 96 128 96 WIRE 272 112 272 96 WIRE 128 128 128 96 WIRE 272 208 272 176 FLAG 272 208 0 FLAG 128 208 0 FLAG 272 96 anode SYMBOL diode 256 112 R0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL current 128 208 R180 WINDOW 0 24 88 Left 0 WINDOW 3 24 0 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName I1 SYMATTR Value 10mA TEXT 56 256 Left 0 !.dc I1 0mA 10mA 100uA