1N4923

Overview

The Microchip Technology 1N4923 is a general-purpose silicon rectifier diode designed for high-reliability applications. It features a molded epoxy case that meets UL flammability classification 94V-0. The device is optimized for use in circuits requiring efficient rectification of alternating current to direct current. Key electrical characteristics include a maximum average forward rectified current rating and a peak repetitive reverse voltage specification, ensuring robust performance under standard operating conditions.

Feature Summary

• Utilizes a molded epoxy package compliant with UL 94V-0 flammability standards
• Engineered for general-purpose rectification in power supply circuits
• Constructed with silicon planar technology for enhanced reliability

Applications

• General-purpose rectification in AC to DC conversion circuits
• Power supply input stages
• Protection against reverse polarity in electronic devices

Procurement Notes

Verify the specific suffix codes on the component marking to ensure exact match with required voltage and current ratings. Confirm package type and lead finish specifications against the bill of materials. Cross-reference the manufacturer's latest datasheet for any updates to mechanical dimensions or thermal characteristics before finalizing procurement orders.

Selection Notes

Select this component based on its specific peak inverse voltage and average forward current requirements relative to the circuit load. Ensure the operating temperature range aligns with the application environment. Consider the physical package constraints and mounting requirements when integrating into the printed circuit board design.

Part Context

This part belongs to the standard 1N series of silicon rectifier diodes, widely used in industrial and consumer electronics. It serves as a fundamental discrete semiconductor component for basic power management tasks. The series is known for consistent manufacturing quality and broad availability across global supply chains.

Replacement Considerations

Consult official substitution guides for compatible equivalents such as the 1N4001 series or other generic silicon rectifiers with matching voltage and current ratings. Verify pinout compatibility and thermal performance before implementing any alternative components.