ELM3084(TA)-V

Triac, SCR Output Optoisolators Overview

The ELM3084(TA)-V is a zero-crossing triac output optocoupler manufactured by Everlight Electronics. It features an isolation voltage of 3750Vrms and supports an off-state voltage of 800 V. The device includes a built-in zero crossing circuit for precise phase control applications. It operates within a temperature range of -40°C to 110°C and provides a minimum static dV/dt rating of 1kV/µs. The component is housed in a 4-pin SOP package.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero crossing circuit for accurate phase angle control
• High isolation voltage capability of 3750Vrms
• Robust off-state voltage handling up to 800 V

Triac, SCR Output Optoisolators Applications

• Power conversion systems
• Motor control circuits
• Industrial automation equipment

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix (TA) against official Everlight documentation to confirm package type and compliance status. Ensure the part number matches the exact datasheet revision required for your design. Cross-reference with authorized distributors to confirm current availability and authenticity, as supply chain statuses may vary.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high-voltage isolation and precise zero-crossing detection are required for triac triggering. Consider the 800 V off-state rating and 1kV/µs dV/dt immunity for noisy power environments. Verify that the 4-pin SOP package fits the PCB layout constraints and thermal requirements of the target application.

Triac, SCR Output Optoisolators Part Context

This device belongs to Everlight's triac and SCR output optocoupler family. It is designed for applications requiring electrical isolation between control logic and high-power AC loads. The zero-crossing feature distinguishes it from random-phase devices, making it suitable for dimming and soft-start applications where switching noise must be minimized.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official substitution lists for verified equivalents. Generic replacements may lack the specific zero-crossing timing or isolation ratings. Always validate pin compatibility and electrical parameters before swapping components in existing designs.