onsemi, FODM3053R2-NF098 Triac Output Optocoupler, Surface Mount, 4-Pin MFP

The FODM301X, FODM302X, and FODM305X series consists of a GaAs infrared emitting diode driving a silicon bilateral switch housed in a compact 4-pin mini-flat package. The lead pitch is 2.54mm. They are designed for interfacing between electronic controls and power triacs to control resistive and inductive loads for 115V/240V operations.

Compact 4-pin Surface Mount Package (2.4 mm Maximum Standoff Height)
Peak Blocking Voltage
250V (FODM301X)
400V (FODM302X)
600V (FODM305X)
Applications
Industrial Controls
Traffic Lights
Vending Machines
Solid State Relay
Lamp Ballasts
Solenoid / Valve Controls
Static AC Power Switch
Incandescent Lamp Dimmers
Motor Control