www.ct-micro.com CTM131 Series DC Input 5-Pin Min.
CTM131 - Phototransistor Optocoupler
CTM131A - Phototransistor Optocoupler
CTM131C - Phototransistor Optocoupler
CTM131D - Phototransistor Optocoupler
CTM131B - Phototransistor Optocoupler