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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV TRIAC 1CH 6-DIP
- Series：-
- Mfr：Everlight Electronics Co Ltd
- Package：Tube
- Output Type：Triac
- Zero Crossing Circuit：Yes
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Voltage - Off State：800 V
- Static dV/dt (Min)：600V/µs
- Current - LED Trigger (Ift) (Max)：15mA
- Current - On State (It (RMS)) (Max)：100 mA
- Current - Hold (Ih)：280µA (Typ)
- Turn On Time：-
- Voltage - Forward (Vf) (Typ)：1.5V (Max)
- Current - DC Forward (If) (Max)：60 mA
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：6-DIP (0.300", 7.62mm)
- Supplier Device Package：6-DIP
- Approval Agency：CSA, DEMKO, FIMKO, NEMKO, SEMKO, UL
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Overview
The EL3081 is a zero-crossing triac driver optocoupler manufactured by Everlight Electronics. It integrates an infrared emitting diode with a zero-crossing triac output for AC power control. Key electrical parameters include a maximum forward voltage of 1.5V, a peak forward current of 60mA, and a holding current of 280µA. The device offers high isolation capability with an isolation voltage of 5000Vrms and supports a maximum output voltage of 560VAC. It operates within a temperature range of -55°C to +100°C.
Feature Summary
- Integrates a zero-crossing detection circuit to minimize electromagnetic interference during switching.
- Provides robust electrical isolation between input and output circuits.
- Designed for low power consumption in AC load control applications.
Applications
- Solid-state relays
- Motor speed controllers
- Lighting dimmers
Procurement Notes
Verify the specific suffix (e.g., -V) against the manufacturer's datasheet to confirm package type and tape/reel specifications. Ensure the component meets required safety certifications for your region. Cross-reference the ordering code with official distributor catalogs to avoid counterfeit parts.
Selection Notes
Select this component when zero-crossing switching is required to reduce noise in AC circuits. Verify that the load current does not exceed the device's RMS current rating. Confirm that the isolation voltage requirement aligns with the system's safety standards.
Part Context
This part belongs to the family of triac output optoisolators designed for AC power switching. It is commonly used in industrial and consumer electronics where galvanic isolation is necessary for controlling mains-powered loads safely.
Replacement Considerations
Consult official substitution lists for equivalent zero-crossing triac drivers. Verify pin compatibility and electrical ratings before replacing.
FAQ
What is the purpose of the zero-crossing feature?
It ensures the triac turns on only when the AC voltage crosses zero, reducing electrical noise and stress on the load.
What is the maximum isolation voltage?
The device provides an isolation voltage of 5000Vrms between the input LED and the output triac.
