The SL-1008 optocoupler from SLKORMICRO is a 4-pin surface-mount device with 2.54mm lead spacing, featuring a phototransistor output. It has an isolation voltage rating of 5000V and an operating voltage range of 80V, and a current transfer ratio of 0.3V @1mA and 10mA @6V and 1.25V DC. This device is RoHS compliant.