MOC3061XSM

Triac, SCR Output Optoisolators Overview

The MOC3061XSM is a surface mount triac output optocoupler manufactured by Isocom Components 2004 LTD. It features a 6-pin Surface Mount DIP package and provides zero-crossing detection for triac triggering. The device offers an isolation voltage of 5.3 kVrms, ensuring safe separation between control and load circuits. It operates within a temperature range of -40°C to 100°C and supports a maximum input current of 50 mA with a typical forward voltage of 1.4 V.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing detection capability for reduced electromagnetic interference during triac switching
• High isolation voltage rating for reliable signal transmission across isolated boundaries
• Surface mount packaging design suitable for automated assembly processes

Triac, SCR Output Optoisolators Applications

• Solid state relay driver circuits
• AC power switching applications
• Industrial motor control systems
• Lighting dimmer circuits

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'XSM' against official Isocom documentation to confirm surface mount configuration and pinout compatibility. Ensure that the zero-crossing feature aligns with the target application requirements, as non-zero-crossing variants exist within the same series. Cross-reference certification marks such as UL and VDE with current regulatory standards for the intended market.

Triac, SCR Output Optoisolators Selection Notes

Select this component when surface mount technology is required for AC phase control applications. The zero-crossing function minimizes electrical noise, making it suitable for sensitive environments. Compare the 5.3 kVrms isolation rating against system safety requirements. Consider thermal management capabilities given the operating temperature range up to 100°C.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC304/MOC306 series of triac output optocouplers from Isocom. These devices are designed for interfacing low-voltage control logic with high-voltage AC loads. The series includes both through-hole and surface mount options, providing flexibility in PCB layout designs for various industrial and consumer electronics applications.

Triac, SCR Output Optoisolators Replacement Considerations

MOC3061M (through-hole equivalent)

Triac, SCR Output Optoisolators FAQ

What is the primary advantage of the zero-crossing feature in this optocoupler?

It ensures the triac is triggered only when the AC voltage crosses zero, significantly reducing electromagnetic interference and inrush current compared to random turn-on devices.

Does the MOC3061XSM support DC input signals?

No, the internal LED requires forward current to operate, but the device is specifically designed for triggering triacs in AC circuits rather than processing DC logic signals directly.