FOD4108TV

Triac, SCR Output Optoisolators Overview

The FOD4108TV is a Triac and SCR output optocoupler manufactured by onsemi. It features an integrated zero-crossing detection circuit for snubberless operation, ensuring reliable switching of triacs in AC power control applications. The device provides high isolation with a rated insulation voltage of 5000 Vrms. Key electrical parameters include a forward current of 30 mA, a forward voltage of 1.25 V, and a power dissipation of 500 mW. It is housed in a PDIP-6 package designed for through-hole mounting.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuit enables snubberless operation for simplified design.
• High isolation capability with a rated insulation voltage of 5000 Vrms.
• Optimized for driving triacs and SCRs in AC power control systems.

Triac, SCR Output Optoisolators Applications

• AC motor speed control
• Solid-state relay (SSR) driver circuits
• General AC power switching applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'TV' to confirm the tape-and-reel packaging format and ensure compliance with RoHS standards. Confirm that the required insulation voltage and isolation characteristics meet the safety requirements of the target application environment before finalizing procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component when snubberless operation is required to reduce external component count and improve reliability. Ensure the input forward current does not exceed 30 mA and verify that the 5000 Vrms isolation rating satisfies the system's safety clearance requirements.

Triac, SCR Output Optoisolators Part Context

This part belongs to the FOD410 series from onsemi, which includes variants like FOD410, FOD4108, and FOD4116. These devices utilize a hybrid triac output coupled to an infrared LED, providing robust performance for industrial and consumer AC power control applications requiring galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

Compatible substitutes within the same family include FOD4108T and FOD4108. Verify pinout compatibility and ensure the replacement maintains the zero-crossing feature and 5000 Vrms isolation rating.