FODM3051R4V

Triac, SCR Output Optoisolators Overview

The FODM3051R4V is a Triac and SCR output optocoupler manufactured by onsemi. It features a PhotoTriac output with random phase triggering, designed for AC power control applications. The device utilizes a Miniflat (4-pin) surface-mount package. Key electrical specifications include an isolation voltage of 3750 Vrms, a maximum continuous output current of 70 mA, and a peak repetitive off-state voltage (VDRM) of 600 V. The forward voltage is 1.2 V at a forward current of 60 mA, with a maximum trigger current of 10 mA. Operating temperature ranges from -40°C to +100°C.

Triac, SCR Output Optoisolators Feature Summary

• Random phase triac output enables firing at any point in the AC cycle
• High insulation voltage rating for robust circuit isolation
• Compact surface-mount Miniflat package design

Triac, SCR Output Optoisolators Applications

• AC motor speed control systems
• Solid state relay implementations
• General purpose AC power switching

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized channels as this part number is listed as obsolete. Confirm final assembly markings match official datasheet specifications. Request material composition declarations for compliance verification. Ensure storage conditions meet moisture sensitivity level requirements prior to reflow soldering processes.

Triac, SCR Output Optoisolators Selection Notes

Select this component when random phase triac output is required for AC load control. Consider the 600 V blocking capability and 70 mA current rating for load matching. Evaluate the Miniflat package dimensions against PCB layout constraints. Verify thermal management requirements for the specified operating temperature range.

Triac, SCR Output Optoisolators Part Context

This device belongs to the FODM3052 series family of optocouplers. It shares similar functional characteristics with other members of the series but differs in specific packaging or ordering suffix variations. The product line focuses on providing reliable isolation for industrial and consumer AC power applications.

Triac, SCR Output Optoisolators Replacement Considerations

Public sources indicate the FODM3051R4V is obsolete. Potential substitutes include the FODM3052R4V. Verify pinout compatibility and electrical parameter equivalence before substitution.