Version 4 SHEET 1 2692 872 WIRE -96 112 -144 112 WIRE -16 112 -96 112 WIRE 192 112 -16 112 WIRE 464 112 256 112 WIRE 608 112 464 112 WIRE 704 112 608 112 WIRE 736 112 704 112 WIRE 464 128 464 112 WIRE 736 176 528 176 WIRE -96 224 -96 112 WIRE -16 224 -16 112 WIRE 608 224 608 112 WIRE 704 240 704 112 WIRE 368 272 272 272 WIRE 464 272 464 192 WIRE 464 272 368 272 WIRE 528 272 528 176 WIRE 528 272 464 272 WIRE 544 272 528 272 WIRE 272 304 272 272 WIRE 368 304 368 272 WIRE 224 320 160 320 WIRE -16 336 -16 288 WIRE 464 336 464 272 WIRE 224 368 208 368 WIRE 208 400 208 368 WIRE -96 448 -96 288 WIRE -96 448 -144 448 WIRE -16 448 -16 416 WIRE -16 448 -96 448 WIRE 48 448 -16 448 WIRE 272 448 272 384 WIRE 272 448 112 448 WIRE 368 448 368 384 WIRE 368 448 272 448 WIRE 464 448 464 400 WIRE 464 448 368 448 WIRE 608 448 608 320 WIRE 608 448 464 448 WIRE 704 448 704 304 WIRE 704 448 608 448 WIRE 736 448 704 448 WIRE 160 560 160 320 WIRE 160 560 -16 560 WIRE 240 560 160 560 WIRE -16 608 -16 560 WIRE 160 608 160 560 WIRE 240 624 240 560 WIRE -16 736 -16 688 WIRE 160 736 160 688 WIRE 160 736 -16 736 WIRE 240 736 240 688 WIRE 240 736 160 736 WIRE 160 768 160 736 FLAG -144 112 A IOPIN -144 112 In FLAG -144 448 K IOPIN -144 448 In FLAG 736 448 E IOPIN 736 448 Out FLAG 736 112 C IOPIN 736 112 Out FLAG 160 768 0 FLAG 208 400 0 FLAG 736 176 B IOPIN 736 176 Out SYMBOL diode -32 224 R0 SYMATTR InstName D1 SYMATTR Value LED SYMBOL npn 544 224 R0 SYMATTR InstName Q1 SYMATTR Value NPN1 1 SYMBOL res 352 288 R0 SYMATTR InstName R1 SYMATTR Value 10G SYMBOL cap -112 224 R0 SYMATTR InstName C1 SYMATTR Value 20p SYMBOL voltage -16 320 R0 SYMATTR InstName V1 SYMATTR Value 0 SYMBOL res 144 592 R0 SYMATTR InstName R2 SYMATTR Value 1 SYMBOL cap 224 624 R0 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL bi2 -16 608 R0 WINDOW 3 -38 211 Left 0 SYMATTR Value I=TABLE(I(V1), 0,0, 0.3m,0, 0.4m,0.002m, 0.5m,0.01m, 1m,0.08m, 1.5m,0.25m, 2m,0.6m, 2.5m,1.25m, 3m,1.9m, 4m,3.6m, 5m,6m, 7m,11m, 9m,16m, 10m,18.5m, 15m,30m, 20m,41m, 25m,49m, 30m,55m, 40m,60m, 50m,61m) SYMATTR InstName B1 SYMBOL g 272 288 R0 SYMATTR InstName G1 SYMATTR Value 3.2m SYMBOL cap 448 128 R0 SYMATTR InstName C3 SYMATTR Value 2p SYMBOL cap 192 128 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C4 SYMATTR Value 0.3p SYMBOL cap 48 464 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C5 SYMATTR Value 0.3p SYMBOL cap 448 336 R0 SYMATTR InstName C6 SYMATTR Value 10p SYMBOL cap 688 240 R0 SYMATTR InstName C7 SYMATTR Value 10p TEXT -112 -40 Left 0 !.model LED D(Is=1e-15 Rs=2 N=1.5 Eg=1.7 CJO=18p TT=100n) TEXT -112 -80 Left 0 ;Optocoupler 4N35 200% TEXT -56 856 Left 0 ;I=IF(I(V1)>0, I(V1),0) TEXT -112 0 Left 0 !.model NPN1 NPN(Is=1e-12 BF=400 VAF=100 IKF=.1 ISE=1e-11 NE=2 CJC=19p CJE=9p TF=.5e-8 Rb=100 Rc=5 Re=1)