MOC3033XSMT&R

Triac, SCR Output Optoisolators Overview

The MOC3033XSMT&R is a surface-mount zero-crossing triac output optocoupler manufactured by Isocom Components. It features a single channel with a 6-pin DIP package. Key electrical parameters include a maximum forward voltage of 1.4V, a maximum input current of 50mA, and an isolation voltage of 5.3kVrms. The device supports AC input and includes internal zero-crossing detection circuitry to minimize electromagnetic interference during switching.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection for low-noise switching
• Surface mount DIP packaging for automated assembly
• High isolation voltage capability for safety compliance

Triac, SCR Output Optoisolators Applications

• Solid state relay driver circuits
• AC power control systems
• Motor speed control applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SMT&R' confirms surface mount tape and reel packaging requirements. Confirm that the 5.3kVrms isolation rating meets your system's safety standards. Ensure the zero-crossing feature aligns with your noise reduction needs. Check for RoHS compliance status in the latest datasheet.

Triac, SCR Output Optoisolators Selection Notes

Select this component when low electromagnetic interference is critical due to its zero-crossing operation. The surface mount format suits high-volume PCB assembly. Verify that the 50mA input current drive capability matches your microcontroller or logic output stage. Consider the thermal performance of the SMD package in your enclosure design.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC303X series of zero-crossing triac output optoisolators. It provides galvanic isolation between low-voltage control circuits and high-voltage AC loads. The series is designed for reliable switching of triacs and SCRs in industrial and consumer applications requiring noise immunity.

Triac, SCR Output Optoisolators Replacement Considerations

Compatible replacements include other zero-crossing triac optocouplers such as the MOC3032 or MOC3031 variants from Isocom or other manufacturers, provided they share the same pinout and isolation ratings.