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Product Detailed Parameters
- Description：DIODE STANDARD 200V 8A TO263AB
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR),Cut Tape (CT)
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：200 V
- Current - Average Rectified (Io)：8A
- Voltage - Forward (Vf) (Max) @ If：1.3 V @ 20 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：25 ns
- Current - Reverse Leakage @ Vr：10 µA @ 200 V
- Capacitance @ Vr, F：-
- Mounting Type：Surface Mount
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
- Supplier Device Package：TO-263AB (D2PAK)
- Operating Temperature - Junction：-65°C ~ 150°C
- Grade：-
- Qualification：-
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Overview
The BYWB29-200-E3/81 is an ultrafast rectifier manufactured by Vishay General Semiconductor - Diodes Division. It features a glass passivated pellet chip junction and operates in the D2PAK (TO-263AB) package. Key electrical parameters include a maximum repetitive peak reverse voltage of 200 V, a maximum average forward rectified current of 8.0 A at a case temperature of 105 °C, and a peak forward surge current capability of 100 A. The device exhibits an ultrafast recovery time of 25 ns and a typical junction capacitance of 45 pF. Maximum operating and storage temperatures range from -65 to +150 °C.
Feature Summary
- Glass passivated pellet chip junction for enhanced reliability
- Ultrafast recovery time with low switching losses and high efficiency
- Low forward voltage drop characteristics
- High forward surge current capability
Applications
- High frequency rectification in switching mode power supplies
- Inverter circuits
- Freewheeling diode applications
- DC/DC converters
- General power switching applications
Procurement Notes
Verify that the specific ordering code matches the required package type and compliance level. Confirm whether the base part number suffix indicates standard commercial grade or AEC-Q101 automotive qualification. Ensure the delivery mode aligns with production requirements, as packaging options vary between tubes and tape-and-reel formats depending on the exact suffix configuration.
Selection Notes
Select this component when designing circuits requiring fast recovery times and low switching losses. Consider the thermal resistance from junction to case for heat dissipation planning. Verify that the peak reverse voltage rating exceeds the circuit's maximum transient voltages. Evaluate the forward surge current capability against potential inrush conditions in the target application environment.
Part Context
This component belongs to the BYW29 series of ultrafast rectifiers offered by Vishay. The series includes variants with different reverse voltage ratings ranging from 50 V to 200 V. The BYWB29 variant specifically denotes the surface-mount D2PAK (TO-263AB) package configuration, distinguishing it from the through-hole TO-220AC versions within the same product family.
Replacement Considerations
Cross-reference with other BYW29 series parts for different voltage ratings if system requirements change. Verify pinout compatibility before substituting with similar ultrafast rectifiers from other manufacturers.
