EL3083

Triac, SCR Output Optoisolators Overview

The EL3083 is a single-channel Triac output optocoupler manufactured by Everlight Electronics Co Ltd. It integrates an infrared emitting diode with a zero-crossing detection circuit and a Triac output stage, designed for precise AC power switching applications. The device features a 6-DIP package with a 7.62mm pin pitch. Key electrical specifications include a maximum forward current of 60 mA, a peak off-state voltage of 800 V, and an isolation voltage rating of 5000 Vrms. It operates within a temperature range of -55°C to +100°C and includes a minimum static dV/dt rating of 600 V/µs.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a zero-crossing detection circuit to minimize electromagnetic interference during AC load switching.
• Provides high-voltage isolation between input and output circuits for safety compliance.
• Features a robust Triac output stage capable of driving various AC loads.

Triac, SCR Output Optoisolators Applications

• Solid-state relays (SSRs)
• AC motor speed control circuits
• Lighting dimmer switches

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix or packaging variant when ordering, as availability may vary by distributor. Confirm RoHS compliance status and certification marks such as UL or CSA are present in the final datasheet provided by the supplier. Ensure the selected component matches the required package type and thermal characteristics for the intended application environment.

Triac, SCR Output Optoisolators Selection Notes

Select this component for applications requiring zero-crossing switching to reduce noise. Ensure the load current does not exceed the Triac's RMS current rating. Verify that the input LED drive current stays within the specified maximum limits. Consider the operating temperature range and isolation voltage requirements relative to the system's safety standards.

Triac, SCR Output Optoisolators Part Context

The EL3083 belongs to the EL308 series of Triac output optocouplers from Everlight. This series is designed for general-purpose AC power control. The device utilizes a 6-pin DIP configuration, distinguishing it from surface-mount variants like the EL3083S. It serves as a standard solution for isolating low-voltage control signals from high-voltage AC mains.

Triac, SCR Output Optoisolators Replacement Considerations

• EL3083S(TA)