MOC3043XSM

Triac, SCR Output Optoisolators Overview

The MOC3043XSM is a surface-mount DIP-6 optocoupler featuring a gallium arsenide infrared emitting diode coupled with a monolithic silicon triac detector. It provides 5.3 kVrms isolation voltage and operates in zero-crossing mode for AC loads up to 400 V. The device ensures low electromagnetic interference during switching.

Triac, SCR Output Optoisolators Feature Summary

• Zero-crossing detection minimizes electrical noise
• High isolation voltage for safety
• Surface mount packaging

Triac, SCR Output Optoisolators Applications

• Solid state relays
• Motor control circuits
• Lighting dimmers

Triac, SCR Output Optoisolators Procurement Notes

Verify the datasheet for specific current transfer ratio limits and thermal derating curves. Confirm RoHS compliance status matches project requirements. Ensure the SMDIP-6 footprint aligns with PCB design constraints before finalizing procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component for applications requiring zero-crossing switching to reduce EMI. The 5.3 kV isolation rating suits high-voltage AC control interfaces. Verify input forward current compatibility with logic-level drivers.

Triac, SCR Output Optoisolators Part Context

Isocom Components manufactures infrared optoelectronic devices including optocouplers and solid state relays. This part belongs to their triac output series, designed as alternatives to standard commercial isolators with specialized parameter selection for circuit design flexibility.

Triac, SCR Output Optoisolators Replacement Considerations

Check pinout compatibility with original designs. Verify equivalent isolation ratings and zero-crossing functionality when substituting.