14230434300

Overview

The Würth Elektronik 14230434300 is a WL-OCTR series optocoupler featuring a triac output in a 4-pin DIP-SL package. It provides an isolation voltage of 5 kVrms and supports a peak repetitive off-state voltage of 400 V. The device operates in zero-crossing mode, ensuring low electromagnetic interference during switching. This component integrates an infrared LED with a triac detector for efficient signal transmission across isolated circuits.

Feature Summary

• Zero-crossing triac output for reduced electromagnetic interference
• High isolation voltage capability of 5 kVrms
• Compact 4-pin dual inline package design

Applications

• Solid state relay control circuits
• AC load switching applications
• Industrial motor control systems

Procurement Notes

Verify the specific datasheet version to confirm mechanical dimensions and thermal characteristics. Ensure compatibility with existing PCB footprints for the 4-DIP-SL package. Cross-reference the WL-OCTR series specifications against system isolation requirements before integration.

Selection Notes

Select this component when zero-crossing detection is required to minimize noise in AC switching environments. The 400 V rating suits standard low-voltage AC loads. Verify that the 5 kVrms isolation meets safety standards for the intended application environment.

Part Context

This part belongs to the Würth Elektronik WL-OCTR series of optoisolators. These devices are designed for general-purpose isolation tasks where triac outputs provide direct control over AC loads. The series emphasizes reliability and compact form factors for modern electronic designs.

Replacement Considerations

Consult official substitution lists for equivalent triac output optocouplers with matching isolation voltages and package types. Verify pinout compatibility and electrical ratings before replacing.