MOC3040XSM

Triac, SCR Output Optoisolators Overview

The MOC3040XSM is a single-channel, zero-crossing triac output optocoupler manufactured by Isocom Components. It features a 6-pin DIP package with through-hole mounting. The device provides an isolation voltage of 5300Vrms and supports a peak power output of 7500Vpk. Key electrical parameters include a maximum forward voltage of 1.4V, a maximum input current of 50mA, and a logic output configuration. The operational temperature range spans from -40°C to 100°C.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing detection for reduced electromagnetic interference during switching
• High isolation voltage capability for safe control of high-voltage loads
• Integrated triac output stage for direct AC load driving

Triac, SCR Output Optoisolators Applications

• Solid-state relay (SSR) modules
• AC motor speed control circuits
• Lighting dimmer applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'XSM' against the manufacturer's official datasheet to confirm packaging details and tape-and-reel specifications. Ensure that the 6-pin DIP form factor matches the target PCB footprint requirements. Cross-reference the isolation voltage rating with system safety standards before finalizing procurement decisions.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to minimize electrical noise in AC circuits. The 5300Vrms isolation rating makes it suitable for industrial environments requiring robust galvanic separation. Consider the 1.4V forward voltage drop when designing the LED drive circuitry to ensure reliable triggering under varying supply conditions.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC304 series of triac output optocouplers. The series is designed for interfacing low-voltage control logic with high-voltage AC power stages. The zero-crossing feature distinguishes it from random-phase variants, offering improved performance in sensitive AC control applications.

Triac, SCR Output Optoisolators Replacement Considerations

Compatible substitutes within the same family include MOC3041, MOC3042, and MOC3043. Verify pinout compatibility and specific trigger current requirements when swapping between these variants.