MOC3042SR2M

Triac, SCR Output Optoisolators Overview

The MOC3042SR2M is a Triac driver output optocoupler featuring zero-crossing detection. It utilizes a single channel with a surface-mount DIP package containing six pins. The device provides an isolation voltage of 4.17kV and supports a peak repetitive off-state voltage of 400V. It operates within a temperature range of -40°C to 85°C, ensuring reliable performance in industrial environments.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuitry for reduced electromagnetic interference during switching events
• High isolation voltage capability ensuring safe separation between control and power circuits
• Surface-mount packaging design facilitating automated assembly processes

Triac, SCR Output Optoisolators Applications

• Solid-state relay modules
• Motor speed control systems
• Lighting dimmer applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm the exact package variant and tape-and-reel specifications. Ensure that the selected component matches the required isolation ratings and thermal characteristics for the intended application environment before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing functionality is required to minimize electrical noise and stress on connected loads. Consider the surface-mount form factor for space-constrained designs. Verify that the 400V blocking voltage rating aligns with the maximum line voltage present in the target AC circuit configuration.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC304x series of Triac driver optocouplers manufactured by onsemi. The series is designed for controlling Triacs and SCRs in AC power switching applications. The SR2M suffix indicates a specific surface-mount package configuration distinct from through-hole variants within the same functional family.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official substitution guides for compatible parts within the MOC304x family. Verify pinout compatibility and electrical parameter equivalence before replacing existing components in established designs.