BAT54FILMY

Single Diodes Overview

The BAT54FILMY is a Schottky barrier diode from the STMicroelectronics BAT54 series, designed for general-purpose signal applications. It features a 40 V repetitive peak reverse voltage and a 300 mA average forward current rating. The device utilizes a SOT-23 surface-mount package with three pins. Key electrical characteristics include a low forward voltage drop of 900 mV at 100 mA and a maximum reverse leakage current of 1 µA at 30 V. It operates within a junction temperature range of -40 °C to +150 °C and has a reverse recovery time of 5 ns.

Single Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability standards
• Extremely fast switching with negligible switching losses
• Low conduction and reverse losses for efficiency
• Compliant with ECOPACK 2 environmental standards

Single Diodes Applications

• Automotive electronics systems
• General-purpose signal rectification
• High-speed switching circuits

Single Diodes Procurement Notes

Verify the specific suffix 'FILMY' against the official STMicroelectronics datasheet to confirm pinout configuration and packaging details. Ensure the component meets AEC-Q101 requirements if used in automotive designs. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status prior to integration into final assemblies.

Single Diodes Selection Notes

Select this component for applications requiring fast switching speeds and low forward voltage drops in compact surface-mount designs. The SOT-23 package suits space-constrained PCB layouts. Consider the 40 V reverse voltage rating when designing circuits with potential voltage spikes. Evaluate thermal management needs based on the 300 mA current rating and operating temperature range.

Single Diodes Part Context

This component belongs to the BAT54 series of small-signal Schottky diodes manufactured by STMicroelectronics. The series includes various packages such as SOT-23, SOT-323, and SOD-323. These diodes are engineered for high-efficiency performance in consumer and automotive electronics, offering a balance of speed, low loss, and robustness under varying thermal conditions.

Single Diodes Replacement Considerations

Compatible substitutes include other BAT54 variants from different manufacturers that meet the same electrical specifications and package dimensions. Verify pin compatibility and thermal characteristics before substitution. Ensure any replacement also holds relevant automotive qualifications if required by the application.