Version 4
SHEET 1 880 900
WIRE 400 48 256 48
WIRE 544 48 400 48
WIRE 400 80 400 48
WIRE -128 128 -256 128
WIRE 64 128 -48 128
WIRE 544 144 544 48
WIRE -256 176 -256 128
WIRE 64 208 16 208
WIRE 400 208 400 160
WIRE 400 208 256 208
WIRE 416 208 400 208
WIRE -256 288 -256 256
WIRE 304 288 256 288
WIRE 544 288 544 224
WIRE 304 336 304 288
WIRE 400 592 256 592
WIRE 544 592 400 592
WIRE 64 672 -256 672
WIRE 544 688 544 592
WIRE -256 720 -256 672
WIRE 64 752 16 752
WIRE 400 752 400 592
WIRE 400 752 256 752
WIRE -256 832 -256 800
WIRE 304 832 256 832
WIRE 544 832 544 768
WIRE 304 880 304 832
FLAG -256 288 0
FLAG 16 208 0
FLAG 304 336 0
FLAG 544 288 0
FLAG 416 208 out
IOPIN 416 208 Out
FLAG -256 128 in
FLAG -256 832 0
FLAG 16 752 0
FLAG 304 880 0
FLAG 544 832 0
FLAG -256 672 vd1
SYMBOL voltage -256 160 R0
WINDOW 3 -32 164 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(0 5 0 10n 10n 5u 10u)
SYMATTR InstName V1
SYMBOL res -144 144 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value 330
SYMBOL res 384 64 R0
SYMATTR InstName R2
SYMATTR Value 4.7k
SYMBOL voltage 544 128 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL HCPL6N136 160 160 R0
SYMATTR InstName U1
SYMBOL voltage 544 672 R0
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL HCPL6N136 160 704 R0
SYMATTR InstName U2
SYMBOL current -256 800 M180
WINDOW 0 24 88 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName I1
SYMATTR Value 10m
TEXT -256 -32 Left 0 !.tran 30u
TEXT -256 -120 Left 0 ;Optocoupler from Avago
TEXT 64 488 Left 0 ;Coupling Ratio Test
TEXT 104 -56 Left 0 ;Speed Test
TEXT -256 8 Left 0 ;.dc I1 0.1m 20m 0.01m