ACDBQC0540L-HF

Single Diodes Overview

The ACDBQC0540L-HF is a surface-mount Schottky barrier diode manufactured by Comchip Technology. It features a 40V repetitive reverse voltage rating and a 500mA average forward current capability. The device utilizes a SOD-923F (0402C) package, offering a low-profile design suitable for space-constrained applications. Key electrical parameters include a maximum forward voltage of 500mV at rated current and a reverse leakage current of 40µA. It operates within a temperature range of -55°C to +150°C and supports a forward surge current of 9A.

Single Diodes Feature Summary

• Automotive-grade reliability compliant with AEC-Q101 standards
• Ultra-low profile SOD-923F package for board space optimization
• High efficiency operation with low forward voltage drop
• Robust thermal performance supporting high junction temperatures

Single Diodes Applications

• Automotive electronics systems
• DC-DC converter circuits
• Power supply rectification
• Reverse polarity protection

Single Diodes Procurement Notes

Verify the specific suffix 'L' in the part number ACDBQC0540L-HF against official Comchip documentation to confirm automotive qualification status. Ensure the ordering information matches the required SOD-923F package variant. Cross-reference RoHS compliance details with the latest manufacturer datasheet before procurement to ensure regulatory adherence.

Single Diodes Selection Notes

Select this component for designs requiring automotive-grade Schottky diodes in minimal footprint packages. The 40V rating suits low-voltage DC bus applications. Compare the 500mA current capacity against circuit load requirements. Consider the 150°C maximum junction temperature for high-thermal environments where standard commercial parts may fail.

Single Diodes Part Context

This component belongs to the ACDBQC series from Comchip Technology, specifically designed for automotive and industrial applications. The series emphasizes reliability under harsh conditions while maintaining small form factors. It complements other Schottky offerings in the manufacturer's portfolio by providing specialized packaging solutions for dense PCB layouts.

Single Diodes Replacement Considerations

Consult official substitution guides for equivalent 40V 500mA SOD-923F Schottky diodes. Verify pinout compatibility and thermal characteristics when replacing with competitors' parts. Ensure any substitute meets AEC-Q101 requirements if automotive usage is intended.