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VS-41HFR40 is listed in the Single Diodes range at ChipApex. The manufacturer field lists Vishay General Semiconductor - Diodes Division. Its product description is DIODE STD REV 400V 40A DO203AB. Review the specifications below when checking this part for your BOM.
Single Diodes specifications for VS-41HFR40
- Description：DIODE STD REV 400V 40A DO203AB
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Technology：Standard, Reverse Polarity
- Voltage - DC Reverse (Vr) (Max)：400 V
- Current - Average Rectified (Io)：40A
- Voltage - Forward (Vf) (Max) @ If：1.3 V @ 125 A
- Speed：Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：9 mA @ 400 V
- Capacitance @ Vr, F：-
- Mounting Type：Chassis, Stud Mount
- Package / Case：DO-203AB, DO-5, Stud
- Supplier Device Package：DO-203AB (DO-5)
- Operating Temperature - Junction：-65°C ~ 190°C
- Grade：-
- Qualification：-
Single Diodes datasheet and documents for VS-41HFR40
Single Diodes Overview
The VS-41HFR40 is a standard recovery rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. It features a maximum repetitive peak reverse voltage of 400 V and an average forward rectified current of 40 A. The device utilizes a stud cathode configuration within a DO-203AB (DO-5) package, designed for chassis or stud mounting. Key electrical characteristics include a maximum non-repetitive peak forward surge current of 595 A at 60 Hz and a maximum DC reverse leakage current of 10 µA at 400 V. The junction temperature range extends from -55°C to +175°C, supporting high-power industrial applications.
Single Diodes Feature Summary
- High surge current capability with robust thermal performance
- Stud cathode design for efficient chassis mounting
- Standard recovery speed suitable for general-purpose rectification
Single Diodes Applications
- Battery charging systems
- Industrial power converters
- Machine tool controls
- Welding equipment power supplies
Single Diodes Procurement Notes
Verify the specific suffix designation against the manufacturer's latest datasheet to confirm exact pinout and mechanical dimensions. Ensure the procurement channel provides original packaging documentation to validate authenticity. Cross-reference the RoHS compliance status with current environmental regulations applicable to your region before finalizing orders.
Single Diodes Selection Notes
Select this component when a high-current, high-voltage rectifier with stud mounting is required. The 400 V rating and 40 A continuous current capacity make it suitable for medium-to-high power AC-DC conversion stages. Consider the thermal resistance of the mounting interface to ensure the junction temperature remains within the specified operational limits under full load conditions.
Single Diodes Part Context
This part belongs to the 40HF(R) series of silicon rectifier diodes from Vishay. The series offers various voltage ratings up to 1600 V in the same DO-203AB package family. These components are engineered for reliability in demanding industrial environments, providing a balance of electrical performance and mechanical durability for power electronics designs.
Single Diodes Replacement Considerations
Public confirmed substitute: ASDS41HFR40 (Energi). Verify that the replacement maintains identical stud thread specifications and electrical ratings. Confirm compatibility with existing heatsinking infrastructure and mounting hardware before implementation.
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