FODM3052R4V

Triac, SCR Output Optoisolators Overview

The FODM3052R4V is a single-channel Triac and SCR output optocoupler manufactured by onsemi. It features a PhotoTriac output with no zero-crossing circuit, housed in a 4-pin Miniflat surface-mount package. Key electrical parameters include an isolation voltage of 3750 Vrms, a forward current of 60 mA, and a forward voltage of 1.2 V. The device supports a maximum continuous output current of 70 mA and a peak off-state voltage (VDRM) of 600 V. Power dissipation is rated at 250 mW, with a maximum trigger current of 10 mA. Operating temperatures range from -40°C to +100°C.

Triac, SCR Output Optoisolators Feature Summary

• Provides random phase triac driver output for AC power control applications
• Offers high insulation capability with 3750 Vrms isolation voltage
• Designed for surface-mount installation in compact 4-pin Miniflat packages

Triac, SCR Output Optoisolators Applications

• AC motor speed control systems
• Solid-state relay drivers
• Lighting dimmer circuits
• Industrial process control isolation

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized onsemi distributors or certified partners. Confirm the specific suffix R4V corresponds to tape and reel packaging requirements. Check for end-of-life status or obsolescence notices prior to final design approval. Ensure compliance with RoHS directives and material composition declarations for regulatory adherence. Validate thermal management capabilities against the specified 250 mW power dissipation limit during operation.

Triac, SCR Output Optoisolators Selection Notes

Select this component when random phase triggering is required rather than zero-crossing switching. Consider the 600 V off-state voltage rating for appropriate line voltage handling. Evaluate the 70 mA continuous output current capacity against load requirements. Assess the Miniflat package dimensions for PCB space constraints. Compare thermal performance characteristics against the specified operating temperature range of -40°C to +100°C.

Triac, SCR Output Optoisolators Part Context

This device belongs to the FODM3052 series of Triac and SCR output optocouplers. It shares functional similarities with other models in the family but differs in packaging and reel specifications. The part is designed for reliable signal isolation between low-voltage control circuits and high-voltage AC loads. It represents a standard solution for industrial and consumer electronics requiring galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

The FODM3052-NF098 is a documented alternative within the same product family. Verify pin compatibility and electrical parameter alignment before substitution. Confirm that the replacement maintains the required 3750 Vrms isolation and 600 V blocking voltage. Ensure the alternative supports the necessary 70 mA output current and random phase operation.