Switcher IC TLP620J Voltage – Isolation :-5300Vrms Current Transfer Ratio (Min) :-100% @ 5mA Current Transfer Ratio (Max) :-600% @ 5mA Turn On / Turn Off Time (Typ)  – Rise / Fall Time (Typ) :-4µs, 3µs Input Type :-AC, DC Output Type :-Transistor Voltage – Output (Max) :-55V Current – Output / Channel :-50mA Voltage – Forward (Vf) (Typ) :-1.15V Current – DC Forward (If) (Max) :-50 mA Vce Saturation (Max) :-400mV Operating Temperature  -30°C ~ 100°C