ACDBZ2240-HF

Overview

The ACDBZ2240-HF is a Schottky barrier rectifier diode manufactured by Comchip Technology, rated for a repetitive reverse voltage of 40 V and an average forward current of 2 A. It utilizes a Z2PAK surface-mount package designed for high-speed switching applications. Key electrical parameters include a maximum forward voltage drop of 470 mV at rated current and a peak forward surge current capability of 40 A. The device operates within a junction temperature range of -55 °C to +125 °C and meets automotive reliability standards.

Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards
• Low profile Z2PAK surface-mount package optimized for board space
• Majority carrier conduction for ultra-fast switching performance

Applications

• Automotive electronics systems requiring AEC-Q101 compliance
• DC-DC converter circuits in compact power supplies
• Reverse polarity protection in low-voltage DC lines

Procurement Notes

Verify the specific ordering suffix matches the required packaging configuration, such as tape and reel quantities, before finalizing procurement orders. Confirm that the component version aligns with the intended application's thermal and mechanical constraints. Ensure all documentation references the correct part number to avoid substitution errors during assembly.

Selection Notes

Select this component when automotive qualification is mandatory for the target application. The Z2PAK package offers a balance between current handling capacity and footprint reduction compared to standard SOD packages. Evaluate the 470 mV forward voltage drop against system efficiency requirements to ensure it meets thermal management goals.

Part Context

This device belongs to Comchip Technology's discrete semiconductor portfolio, specifically focusing on Schottky barrier rectifiers. The manufacturer specializes in surface-mount technologies and utilizes flat chip manufacturing processes to enhance reliability. This series supports modern electronics trends toward miniaturization and higher efficiency power conversion.

Replacement Considerations

Direct substitutes must match the 40 V reverse voltage, 2 A forward current rating, and Z2PAK package outline. Verify that any alternative component also holds AEC-Q101 certification if automotive use is required. Check for equivalent forward voltage and leakage current specifications to maintain circuit performance.