MOC3083SR2M

Triac, SCR Output Optoisolators Overview

The MOC3083SR2M is a single-channel Triac output optoisolator manufactured by onsemi. It features an integrated zero-crossing detection circuit for low electromagnetic interference switching. The device provides 4170Vrms isolation voltage and supports a peak repetitive off-state voltage of 800V. It operates within a temperature range of -40°C to +85°C. Key electrical parameters include a maximum DC forward current of 60mA, a typical holding current of 500µA, and a minimum static dV/dt of 600V/µs. The component is housed in a 6-SMD gull-wing package.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuit minimizes radio frequency interference during AC load switching.
• High isolation voltage capability ensures safety in high-voltage applications.
• Surface-mount packaging facilitates automated assembly processes.

Triac, SCR Output Optoisolators Applications

• Solid-state relays
• Motor control circuits
• Lighting dimmer modules

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'SR2M' against official datasheets to confirm surface-mount configuration and zero-crossing functionality. Ensure compatibility with RoHS3 standards if required by the target market regulations. Cross-reference UL certification details for safety compliance in end-use equipment.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to reduce electrical noise. Compare the 800V blocking voltage against system line requirements. Evaluate the 6-SMD footprint constraints against PCB layout specifications. Confirm thermal management needs for the specified operating temperature range.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC308xM series of Triac driver optocouplers. It shares functional similarities with the MOC3081 and MOC3082 variants but differs in internal circuitry for zero-crossing behavior. The series is designed for general-purpose AC power control applications requiring galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

The MOC3083FR2M is a documented obsolete predecessor with higher isolation ratings. Verify pinout and electrical parameter compatibility before substituting with other Triac output optocouplers from different manufacturers.