1. Low driving current ( single Tr. output ) ( CTR : MIN. 100 % at I F = 1mA ) 2. High collector-emitter voltage ( VCEO : 80V) 3. Isolation voltage between input and output ( Viso : 5 000V rms ) 4. Also available burn-in type ( PC866Q / PC8D66Q / PC8Q66Q ) Low Driving Current Type Photocoupler s Ou.