FODM3051

Triac, SCR Output Optoisolators Overview

The FODM3051 is a random-phase triac driver output optocoupler manufactured by Fairchild Semiconductor. It features a four-pin full pitch mini-flat package configuration designed for efficient isolation in power control applications. The device integrates an infrared emitting diode with a triac output stage, providing electrical isolation between control and load circuits. Key operational parameters include a maximum DC forward current of 60 mA and a typical forward voltage of 1.2 V. The component supports an operating temperature range from -40°C to +85°C, ensuring reliability in various industrial environments.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a random-phase triac driver output for precise AC power control
• Provides high-voltage electrical isolation between input and output circuits
• Utilizes a compact four-pin full pitch mini-flat package design

Triac, SCR Output Optoisolators Applications

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

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific datasheet revision and manufacturer source when sourcing this component. Ensure the part number matches the exact Fairchild Semiconductor specification for the random-phase triac driver variant. Confirm package type compatibility with your PCB layout requirements before procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component when random-phase triggering is required for AC loads without zero-crossing detection constraints. Consider the 60 mA forward current limit and thermal operating range during circuit design. Ensure adequate isolation voltage ratings meet system safety standards for the intended application environment.

Triac, SCR Output Optoisolators Part Context

This optocoupler belongs to the family of triac driver outputs designed for AC power switching applications. It serves as a critical interface component between low-voltage logic controllers and high-voltage AC loads. The random-phase capability distinguishes it from zero-crossing variants, allowing firing angle control across the entire AC cycle.

Triac, SCR Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical specifications against potential alternatives before substitution.