Version 4 SHEET 1 880 680 WIRE -176 -16 -192 -16 WIRE 240 -16 -112 -16 WIRE -304 96 -384 96 WIRE -192 96 -192 -16 WIRE -192 96 -224 96 WIRE 240 96 240 -16 WIRE 272 96 272 0 WIRE 272 96 240 96 WIRE 304 96 272 96 WIRE 304 128 304 96 WIRE -192 144 -192 96 WIRE 96 144 -112 144 WIRE 240 144 240 96 WIRE 240 144 176 144 WIRE -384 192 -384 176 WIRE 272 192 272 96 WIRE 272 192 -384 192 FLAG 304 128 0 FLAG 272 0 Cout IOPIN 272 0 Out SYMBOL res -208 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Rsol SYMATTR Value 1000 SYMBOL res -96 128 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Rleak SYMATTR Value 500k SYMBOL cap -112 -32 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName Csurf SYMATTR Value 10n SYMBOL voltage -384 80 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 AC 10m SYMATTR InstName V1 SYMATTR Value 0 SYMBOL Misc\\EuropeanResistor 192 128 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R1 TEXT -80 -128 Left 2 !.ac dec 10 0.001 10000