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AS5GBF-HF
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Product Detailed Parameters
- Description：DIODE STANDARD 400V 5A SMBF
- Series：-
- Mfr：Comchip Technology
- Package：Tape & Reel (TR)
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：400 V
- Current - Average Rectified (Io)：5A
- Voltage - Forward (Vf) (Max) @ If：1.15 V @ 5 A
- Speed：Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：10 µA @ 400 V
- Capacitance @ Vr, F：-
- Mounting Type：Surface Mount
- Package / Case：DO-221AA, SMB Flat Leads
- Supplier Device Package：SMBF
- Operating Temperature - Junction：-55°C ~ 150°C
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The AS5GBF-HF is a general-purpose automotive rectifier manufactured by Comchip Technology. It features a 400 V repetitive peak reverse voltage (VRRM) and supports a forward current (IF) of 5 A. The device exhibits a maximum forward voltage drop of 1.15 V and a low reverse leakage current of 10 uA. Designed for surface-mount applications, it utilizes the SMBF package configuration. The component demonstrates high surge capability with an IFSM rating of 150 A, ensuring robust performance in demanding electrical environments.
Feature Summary
- Automotive-grade reliability compliant with AEC-Q101 standards
- High surge current capability for transient protection
- Low forward voltage drop for improved efficiency
- Surface-mount SMBF package for board space optimization
Applications
- Automotive power supply circuits
- General purpose rectification in vehicle electronics
- DC-AC conversion stages requiring high surge tolerance
Procurement Notes
Verify the specific suffix and package variant against the official Comchip Technology datasheet to ensure compatibility with design requirements. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability may vary by region. Ensure storage conditions adhere to manufacturer guidelines to maintain junction integrity before soldering.
Selection Notes
Select this component when designing automotive systems requiring a 400 V blocking voltage and 5 A continuous current handling. The SMBF footprint suits applications with limited PCB area. Consider the 150 A surge rating for circuits prone to inductive load switching. Validate thermal management strategies based on the specified forward voltage drop at operating currents.
Part Context
This part belongs to Comchip Technology's automotive rectifier series, designed specifically for harsh electrical environments. The SMBF package provides a compact solution compared through-hole alternatives. The product line emphasizes durability and consistent performance under varying temperature conditions typical in automotive chassis applications.
Replacement Considerations
Cross-reference with other automotive-grade 400 V 5 A rectifiers in the SMBF package. Verify pinout compatibility and thermal characteristics before substitution. Ensure any alternative meets the same AEC-Q101 qualification standards to maintain system reliability.
FAQ
Is the AS5GBF-HF qualified for automotive applications?
Yes, the component is designated as an automotive rectifier and complies with AEC-Q101 standards.
What is the maximum surge current rating?
The device supports a non-repetitive peak forward surge current of 150 A.
