BAT54WS-AQ

Single Diodes Overview

The BAT54WS-AQ is a Schottky barrier diode manufactured by Diotec Semiconductor, designed for surface-mount applications. It features a single diode configuration housed in an SOD-323F-2 package. The device utilizes silicon technology and supports a maximum repetitive peak reverse voltage of 30 V with an average forward current rating of 200 mA. Key electrical characteristics include a maximum forward voltage of 800 mV and a low reverse leakage current of 2 µA. It operates within a temperature range of -55 °C to +150 °C and carries AEC-Q101 qualification for automotive reliability.

Single Diodes Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards
• Low forward voltage drop for improved energy efficiency
• High thermal stability with extended operating temperature range
• Compact SOD-323F-2 footprint for space-constrained designs

Single Diodes Applications

• Automotive electronic control units
• Polarity protection circuits
• Output rectification in switching power supplies
• Steering diodes in battery systems

Single Diodes Procurement Notes

Verify the specific suffix 'AQ' denotes AEC-Q101 automotive qualification during procurement. Confirm package type matches SOD-323F-2 requirements. Ensure supplier documentation explicitly states compliance with automotive reliability standards. Cross-reference manufacturer part numbers to avoid confusion with non-automotive variants.

Single Diodes Selection Notes

Select this component when automotive certification is mandatory for Schottky diode applications. Compare forward voltage specifications against system loss requirements. Verify package compatibility with existing PCB footprints. Consider thermal management needs given the 150 °C maximum junction temperature limit.

Single Diodes Part Context

This part belongs to the BAT54 series of Schottky diodes from Diotec Semiconductor. The 'WS' indicates the SOD-323F package variant, while 'AQ' signifies automotive grade qualification. It serves as a specialized version for high-reliability environments requiring robust performance under varying thermal conditions.

Single Diodes Replacement Considerations

BAT54S-AQ is a documented substitute offering similar Schottky characteristics in a SOT-23-3 package. Verify pinout compatibility and package dimensions before substitution. Ensure replacement meets AEC-Q101 requirements if automotive use is intended.