ELM3064(TA)

Triac, SCR Output Optoisolators Overview

The ELM3064(TA) is a Triac and SCR output optocoupler manufactured by Everlight Electronics Co Ltd. It features an integrated zero-crossing detection circuit for isolated AC load switching applications. The device utilizes a surface mount package, specifically the 4-SOP (2.54mm) configuration with gull wing leads. Key electrical parameters include a holding current of 280μA typical and an off-state voltage rating of 600V. It provides 3750Vrms isolation between input and output channels. The component operates within a temperature range of -40°C to 110°C and is supplied in tape and reel packaging.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuitry for precise AC load control
• High isolation voltage capability of 3750Vrms between input and output
• Surface mount design compatible with automated PCB assembly processes

Triac, SCR Output Optoisolators Applications

• Isolated AC load switching in consumer electronics
• Solid state relay implementations
• Industrial motor control systems requiring phase angle control

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix variant required for your design, as availability may vary between standard and versioned part numbers such as ELM3064(TA)-V. Confirm RoHS compliance status directly with the manufacturer or authorized distributors prior to ordering. Ensure that the selected packaging format matches your production line requirements, particularly regarding tape and reel specifications. Cross-reference the datasheet revision date to ensure all electrical characteristics align with your system's safety and performance standards.

Triac, SCR Output Optoisolators Selection Notes

Select this component when high-voltage isolation and zero-crossing functionality are required for AC loads. The 600V off-state voltage rating suits most residential and light commercial AC mains applications. Consider the 4-SOP package dimensions for PCB layout constraints. Verify that the input forward current requirements match your driving circuit capabilities. The operating temperature range supports both industrial and consumer environments without derating concerns under normal conditions.

Triac, SCR Output Optoisolators Part Context

This device belongs to Everlight's family of triac output optocouplers designed for mains-frequency applications. It shares functional similarities with other zero-crossing triac drivers but offers specific pinout and isolation characteristics defined by its SOP-4 package. The product line emphasizes reliability in solid-state switching applications where galvanic isolation is critical for user safety and noise immunity in sensitive control circuits.

Triac, SCR Output Optoisolators Replacement Considerations

Direct substitutes may include other zero-crossing triac optocouplers from different manufacturers with identical pinouts and electrical ratings. Verify compatibility of the holding current and off-state voltage before swapping. Alternative packages like DIP may require adapter solutions if space allows. Always confirm that any replacement maintains the same isolation voltage class and thermal performance specifications.