MOC3022.300

Triac, SCR Output Optoisolators Overview

The MOC3022.300 is a single-channel optocoupler featuring an internal LED and a Triac output, designed for AC load control applications. It provides electrical isolation between low-voltage control circuits and high-voltage power stages. The device operates within a temperature range of -40°C to 85°C and offers an isolation voltage rating of 5300Vrms. It utilizes a 6-pin DIP package configuration suitable for through-hole mounting. Key electrical characteristics include a maximum forward current of 60mA and a peak repetitive off-state voltage capability of 400V for the output Triac.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a Gallium Arsenide infrared LED with a light-sensitive Triac for robust signal transmission.
• Provides high-voltage isolation capabilities to protect sensitive control circuitry from power line transients.
• Features zero-crossing detection functionality to minimize electromagnetic interference during switching events.

Triac, SCR Output Optoisolators Applications

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

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized onsemi distributors or certified partners. Confirm that the specific suffix matches the required package and certification standards for your design. Request official datasheets and material declarations to ensure compliance with project specifications and regulatory requirements before finalizing procurement decisions.

Triac, SCR Output Optoisolators Selection Notes

Evaluate the isolation voltage rating against the system's operating voltage requirements to ensure safety margins. Consider the thermal management needs given the operational temperature range limits. Assess the input current requirements relative to the driving logic levels available in the control circuit. Verify package compatibility with existing PCB footprints and assembly processes.

Triac, SCR Output Optoisolators Part Context

This component belongs to the MOC302x series of optocouplers, which are widely used for controlling AC loads. The series is characterized by its ability to interface microcontrollers with high-power devices safely. The MOC3022 variant specifically targets applications requiring moderate isolation voltages and reliable triac triggering capabilities.

Triac, SCR Output Optoisolators Replacement Considerations

The MOC3022.300 is listed as obsolete. Potential substitutes include the MOC3022M or MOC3022SR2VM, provided they meet the same electrical and mechanical specifications. Verify pinout compatibility and insulation class ratings when selecting alternative components.