FODM3051R1V

Triac, SCR Output Optoisolators Overview

The FODM3051R1V is a single-channel Triac output optocoupler manufactured by onsemi. It features a Miniflat surface-mount package with 4-SMD gull-wing leads. The device provides an isolation voltage of 3750 Vrms and supports a maximum continuous output current of 70 mA. It operates within a temperature range of -40°C to +100°C. Key electrical parameters include a forward current of 60 mA, a forward voltage of 1.2 V, and a peak off-state voltage (VDRM) of 250 V. The component does not include a zero-crossing circuit.

Triac, SCR Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between control circuits and triac loads via optical coupling.
• Designed for direct driving of triacs in random-phase applications without zero-crossing detection.
• Utilizes a compact Miniflat surface-mount package suitable for automated assembly processes.

Triac, SCR Output Optoisolators Applications

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

Triac, SCR Output Optoisolators Procurement Notes

Verify the obsolete status of this component before integration into new designs. Confirm RoHS compliance details as indicated in official documentation. Ensure supply chain sources are authorized distributors to guarantee authenticity. Check for specific ordering suffixes that may affect packaging or testing requirements. Validate replacement availability if production continuity is required.

Triac, SCR Output Optoisolators Selection Notes

Select this component for applications requiring random-phase triac triggering where zero-crossing functionality is unnecessary. Consider the 250 V peak off-state voltage limit when designing for higher voltage AC lines. Evaluate the Miniflat package dimensions against available PCB real estate constraints. Assess thermal management needs based on the specified power dissipation and operating temperature range.

Triac, SCR Output Optoisolators Part Context

This part belongs to the FODM30 series of Triac output optocouplers from onsemi. These devices are engineered for general-purpose AC switching applications. The series offers various voltage ratings and package options to accommodate different isolation and form-factor requirements in industrial and consumer electronics.

Triac, SCR Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: FODM3053R3V.