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AES2KF-HF
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Product Detailed Parameters
- Description：DIODE STANDARD 800V 2A SMAF
- Series：-
- Mfr：Comchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：800 V
- Current - Average Rectified (Io)：2A
- Voltage - Forward (Vf) (Max) @ If：2.3 V @ 2 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：35 ns
- Current - Reverse Leakage @ Vr：10 µA @ 800 V
- Capacitance @ Vr, F：-
- Mounting Type：Surface Mount
- Package / Case：DO-214AC, SMA
- Supplier Device Package：SMAF
- Operating Temperature - Junction：-55°C ~ 150°C
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The AES2KF-HF is an automotive-grade Schottky barrier rectifier manufactured by Comchip Technology. It features a 2A average forward rectified current rating and an 800V repetitive peak reverse voltage capability. The device utilizes the SMA (DO-214AC) surface-mount package, designed for high reliability in demanding environments. Key electrical characteristics include low forward voltage drop and fast switching speeds, making it suitable for power supply applications requiring efficient rectification.
Feature Summary
- Automotive-grade qualification ensuring reliability under harsh operating conditions
- Low forward voltage drop for improved energy efficiency
- Fast switching speed to minimize power loss during transitions
Applications
- Automotive power supply circuits
- DC-DC converter output rectification
- High-frequency switching power supplies
Procurement Notes
Verify the specific datasheet revision and RoHS compliance status directly with Comchip Technology or authorized distributors before procurement. Confirm that the SMA package dimensions match your PCB footprint requirements. Ensure the 800V reverse voltage rating exceeds the maximum transient voltages present in your target circuit application to prevent device failure.
Selection Notes
Select this component when an automotive-rated Schottky diode with high reverse voltage blocking capability is required. The 2A current rating suits moderate power applications where low forward voltage drop is critical for thermal management. Consider the SMA package size constraints and ensure adequate heatsinking if operating near maximum current limits in enclosed spaces.
Part Context
This part belongs to Comchip Technology's automotive diode series, specifically designed for high-reliability applications. The AES prefix typically denotes automotive-grade qualification standards. As a Schottky rectifier, it differs from standard PN junction diodes by offering faster recovery times and lower forward voltage drops, which are essential for high-efficiency power conversion systems in modern vehicles.
Replacement Considerations
Consult official substitution guides for equivalent automotive-grade Schottky diodes with matching 2A current and 800V reverse voltage ratings in the SMA package. Verify pinout compatibility and thermal performance characteristics before replacing.
