MOC3040XSMT&R

Triac, SCR Output Optoisolators Overview

The MOC3040XSMT&R is a surface mount zero-crossing triac output optoisolator manufactured by Isocom Components. It features a single channel with six pins in a DIP package, providing electrical isolation for AC power switching applications. The device offers a high isolation voltage of 5.3 kVrms and supports a maximum input current of 50 mA. It operates within a temperature range of -40°C to 100°C and includes logic output capability. Key specifications include a maximum forward voltage of 1.4 V and compliance with UL (File No. E91231), VDE 0884, and CECC 00802 standards.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing detection for reduced electromagnetic interference during AC power switching
• High isolation voltage rating ensuring safe separation between control and load circuits
• Surface mount packaging design suitable for automated assembly processes

Triac, SCR Output Optoisolators Applications

• AC power switching control systems
• Solid state relay driver circuits
• Industrial automation equipment requiring isolated triac triggering

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SMT&R' confirms the surface mount tape and reel configuration rather than through-hole variants. Confirm that the manufacturer designation matches Isocom Components 2004 LTD to ensure component authenticity. Check for updated datasheets regarding thermal dissipation requirements for surface mount operation. Ensure compatibility with existing PCB footprint designs for six-pin DIP packages.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing functionality is required to minimize electrical noise in AC line applications. Consider the surface mount form factor for compact board layouts compared to traditional through-hole options. Evaluate the 5.3 kVrms isolation rating against system safety requirements. Verify that the 50 mA maximum input current aligns with the driving microcontroller or logic gate capabilities.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC304 series of triac output optoisolators designed for AC mains control. It serves as an interface between low-voltage digital logic and high-voltage AC loads. The series is characterized by integrated zero-crossing detection circuitry. It is commonly used in consumer electronics and industrial controllers for precise timing of triac firing angles.

Triac, SCR Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other zero-crossing triac optoisolators only if pinout and isolation ratings match exactly.