MOC3083SMT&R

Triac, SCR Output Optoisolators Overview

The MOC3083SMT&R is a surface-mount optocoupler manufactured by Isocom Components 2004 LTD. It features a Gallium Arsenide infrared emitting diode coupled with a zero-crossing triac output. The device provides electrical isolation of 4170Vrms and supports a peak repetitive off-state voltage of 800V. Designed for surface mount DIP packages, it ensures reliable signal transmission in applications requiring high-voltage isolation and precise switching timing.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing triac output for reduced electromagnetic interference
• High isolation voltage rating of 4170Vrms
• Integrated Gallium Arsenide infrared LED input
• Surface mount packaging for automated assembly

Triac, SCR Output Optoisolators Applications

• Solid-state relay driver circuits
• AC power switching control systems
• Industrial motor control interfaces
• Lighting dimmer circuitry

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'R' indicates tape and reel packaging configuration when sourcing. Confirm that the manufacturer designation aligns with Isocom Components 2004 LTD specifications. Ensure compatibility with standard surface mount reflow profiles. Check datasheet for exact mechanical dimensions to validate PCB footprint requirements before procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component for AC load control applications requiring zero-crossing detection to minimize noise. The 800V blocking capability suits general industrial mains voltages. Consider the surface mount form factor for space-constrained designs. Verify thermal management needs based on the specific current loading conditions in the target circuit design.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC308x series of optically coupled isolators. The series utilizes a monolithic triac structure paired with an infrared LED. It is designed for interfacing microcontrollers or logic circuits with high-voltage AC loads. The zero-crossing feature distinguishes it from random turn-on variants within the same family.

Triac, SCR Output Optoisolators Replacement Considerations

Cross-reference with other zero-crossing triac output optocouplers offering similar 4170Vrms isolation. Verify pinout compatibility if substituting with devices from different manufacturers. Ensure the replacement maintains the 800V peak repetitive off-state voltage rating for equivalent safety margins.