FOD4116S

Triac, SCR Output Optoisolators Overview

The FOD4116S is a zero-crossing triac driver optoisolator manufactured by Fairchild Semiconductor. It integrates a high-efficiency infrared emitting diode with a triac output stage to provide enhanced trigger sensitivity. The device features an isolation voltage of 5000 Vrms and supports a forward current of up to 30 mA with a typical forward voltage of 1.25 V. It operates within a temperature range of -55°C to 100°C and is housed in a 6-SMD surface-mount package.

Triac, SCR Output Optoisolators Feature Summary

• Integrates zero-crossing detection circuitry for reduced electromagnetic interference during switching
• Utilizes high-efficiency infrared LED technology to improve trigger sensitivity
• Provides robust electrical isolation between input and output circuits

Triac, SCR Output Optoisolators Applications

• Solid-state relay control systems
• AC motor speed control applications
• Lighting dimmer circuits

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SD' or 'S' against the manufacturer's official datasheet to confirm the exact package type, as variations may exist between DIP and SMD configurations. Ensure the component status is listed as active in current supply chain databases before finalizing procurement plans.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing functionality is required to minimize noise in AC power control applications. Consider the 5000 Vrms isolation rating for safety compliance and the surface-mount package for automated assembly processes. Verify that the 600 V off-state voltage meets the load requirements.

Triac, SCR Output Optoisolators Part Context

This part belongs to the FOD4116 family of zero-crossing triac drivers from Fairchild Semiconductor (now ON Semiconductor). The family utilizes efficient infrared LEDs for improved performance compared to standard optoisolators. The 'S' designation typically indicates a surface-mount variant, distinct from the through-hole DIP versions found in the same product line.

Triac, SCR Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult the manufacturer's cross-reference guide for compatible alternatives.