EL3021S1(TA) SMD IC Opto isolators coupler Everlight EL3021S1(TA)

Product Overview:

A surface-mount, 6-pin optoisolator triac driver integrated circuit designed for industrial power control and AC load switching. It provides high-voltage isolation between low-voltage control circuitry and high-voltage AC lines, serving as a reliable interface for driving external triacs or other power semiconductors.

Core Specifications:

Manufacturer: Everlight Electronics

Package Type: SMD-6P (Surface Mount)

Function: Triac/SCR Output Optoisolator

Input Channels: 1 Channel (Infrared Emitter to Triac Driver)

Control Interface: TTL/CMOS logic-compatible input (LED Anode/Cathode)

Features:

• High repetitive peak off-state voltage ($V_{DRM}$): 400V

• High critical rate of rise of off-state voltage ($dV/dt$): 100V/µs

• Guaranteed trigger current ($I_{FT}$): Typically 15mA (dependent on specific variant)

• High isolation voltage: Reliable protection between input and output circuits

• RoHS compliant and lead-free

• Designed for standard SMD manufacturing processes

Applications:

• AC motor control

• Industrial heating and temperature control

• Lighting and dimmer systems

• Solid-state relays (SSR)

• Solenoid and valve control in AC systems