MOC3030, MOC3031, MOC3032, MOC3033 OPTICALLY COUP.
MOC3033 - OPTICALLY COUPLED BILATERAL SWITCH LIGHT ACTIVATED ZERO VOLTAGE CROSSING TRIAC
MOC3033M - 6-PIN DIP ZERO-CROSS OPTOISOLATORS TRIAC DRIVER
MOC3033M - 6-Pin DIP Zero-Cross Triac Driver Output Optocoupler