MOC3022FM

Triac, SCR Output Optoisolators Overview

The MOC3022FM is a Triac and SCR output optocoupler manufactured by onsemi. It features a PhotoTriac output without zero-crossing circuitry, housed in a 6-SMD surface-mount package. Key electrical parameters include an isolation voltage of 7500 Vrms, a maximum forward current of 60 mA, and a forward voltage of 1.5 V. The device supports a peak repetitive off-state voltage (VDRM) of 400 V and operates within a temperature range of -40°C to +85°C.

Triac, SCR Output Optoisolators Feature Summary

• Provides high-voltage isolation between control circuits and triac loads
• Enables direct triggering of AC power devices without zero-crossing detection
• Offers compact surface-mount packaging for automated assembly

Triac, SCR Output Optoisolators Applications

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

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix FM against the official datasheet to confirm the surface-mount package type and pinout configuration. Ensure that the 7500 Vrms isolation rating meets the safety requirements of the target application. Confirm RoHS compliance status with the manufacturer prior to ordering.

Triac, SCR Output Optoisolators Selection Notes

Select this component when surface-mount technology is required for AC load switching. The non-zero-crossing feature allows for phase-angle control, making it suitable for dimming or speed regulation where precise timing is necessary compared to zero-crossing alternatives.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC series of optocouplers designed for industrial and consumer AC power control. It serves as a bridge between low-voltage logic circuits and high-voltage AC loads, providing galvanic isolation to protect sensitive control electronics from electrical noise and high voltages present in the power stage.

Triac, SCR Output Optoisolators Replacement Considerations

The MOC3022SM is listed as a similar available substitute. Verify compatibility regarding package dimensions and electrical characteristics before substitution.