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Product Detailed Parameters
- Description：DIODE AVALANCHE 400V 2A SOD57
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Cut Tape (CT),Tape & Box (TB)
- Technology：Avalanche
- Voltage - DC Reverse (Vr) (Max)：400 V
- Current - Average Rectified (Io)：2A
- Voltage - Forward (Vf) (Max) @ If：1 V @ 1 A
- Speed：Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：4 µs
- Current - Reverse Leakage @ Vr：1 µA @ 400 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：SOD-57, Axial
- Supplier Device Package：SOD-57
- Operating Temperature - Junction：-55°C ~ 175°C
- Grade：-
- Qualification：-
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Overview
The BYW53-TAP is a standard avalanche sinterglass diode manufactured by Vishay General Semiconductor - Diodes Division. It features a maximum DC reverse voltage (Vr) of 400V and an average rectified current (Io) of 2A. The device is housed in the SOD-57 through-hole package. Key electrical specifications include a maximum forward voltage (Vf) at specified forward current and a peak forward surge current (Ifsm) of 50A. This component is designed for applications requiring robust avalanche capability and reliable performance in general-purpose rectification circuits.
Feature Summary
- Utilizes sinterglass construction for enhanced durability and thermal stability
- Engineered with avalanche characteristics to withstand repetitive transient energy events
- Designed for through-hole mounting via the SOD-57 package configuration
Applications
- General-purpose rectification in power supply circuits
- Protection against voltage transients in inductive load switching
- Freewheeling diode applications in motor drive systems
Procurement Notes
Verify the complete part number including the TAP suffix to ensure correct tape-and-reel packaging configuration. Confirm that the 400V reverse voltage rating aligns with the specific circuit requirements. Check datasheet limits for junction temperature and thermal resistance to ensure proper heat dissipation in the final assembly design.
Selection Notes
Select this component when a 2A average current rating and 400V blocking voltage are required. Consider the SOD-57 package size constraints for PCB layout. Evaluate the avalanche energy rating if the application involves significant inductive kickback or surge currents exceeding standard non-avalanche diode capabilities.
Part Context
The BYW53 series belongs to Vishay's range of standard avalanche diodes. These components are distinct from standard rectifiers due to their ability to handle avalanche breakdown without damage. The TAP suffix typically denotes a specific packaging variant, often tape and reel, suitable for automated assembly processes.
Replacement Considerations
Direct substitutes must match the 400V Vr, 2A Io, and SOD-57 package. Verify avalanche capability equivalence. Cross-reference with other Vishay avalanche diodes in the same voltage class if pinout compatibility is critical.
