ELR0223

Triac, SCR Output Optoisolators Overview

The ELR0223 is a 7-pin DIP photo power triac optocoupler manufactured by Everlight Electronics Co Ltd. It consists of a GaAs infrared emitting diode optically coupled to a monolithic silicon random phase photo triac. The device provides electrical isolation between control and high-power circuits, allowing AC load triggering. Key specifications include a 5000Vrms isolation voltage, 600V off-state voltage, and 300mA RMS on-state current. It operates within a temperature range of -40°C to +100°C.

Triac, SCR Output Optoisolators Feature Summary

• Random phase triggering capability for AC load control
• High isolation voltage of 5000Vrms
• Monolithic silicon photo triac output

Triac, SCR Output Optoisolators Applications

• AC motor speed control
• Solid state relays
• Lighting control systems

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific package variant (e.g., 7-DIP) against the datasheet revision. Confirm that the random phase triac output matches the application requirements for AC switching. Check for RoHS compliance status as indicated in official documentation. Ensure storage conditions remain within specified limits to maintain component integrity prior to assembly.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high-voltage isolation is required for AC power switching applications. The random phase feature makes it suitable for zero-crossing or non-zero-crossing trigger circuits. Compare the 300mA RMS current rating against the maximum load current. Consider the 7-pin DIP package constraints for PCB layout and thermal management in the final design.

Triac, SCR Output Optoisolators Part Context

The ELR0223 belongs to the ELRX223 series of photo power triac optocouplers. This series is designed for industrial and consumer applications requiring reliable AC load control with galvanic isolation. It serves as a bridge between low-voltage logic circuits and high-voltage AC power stages, ensuring safety and noise immunity in electronic systems.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official substitution lists for compatible triac output optocouplers with similar isolation and current ratings. Verify pinout compatibility before replacing to avoid circuit damage. Ensure the replacement part meets the same random phase triggering characteristics and voltage specifications.