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BA157GHB0G
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Product Detailed Parameters
- Description：DIODE STANDARD 400V 1A DO204AL
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Bulk
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：400 V
- Current - Average Rectified (Io)：1A
- Voltage - Forward (Vf) (Max) @ If：1.2 V @ 1 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：150 ns
- Current - Reverse Leakage @ Vr：5 µA @ 400 V
- Capacitance @ Vr, F：15pF @ 4V, 1MHz
- Mounting Type：Through Hole
- Package / Case：DO-204AL, DO-41, Axial
- Supplier Device Package：DO-204AL (DO-41)
- Operating Temperature - Junction：-55°C ~ 150°C
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The BA157GHB0G is a general-purpose silicon rectifier diode manufactured by Taiwan Semiconductor Corporation. It utilizes the DO-204AL (DO-41) axial leaded package, designed for through-hole mounting applications. The device features a maximum average forward rectified current of 1.0 A and a repetitive peak reverse voltage rating of 1000 V. Key electrical characteristics include a maximum DC blocking voltage of 1000 V and a maximum RMS voltage of 700 V. Forward voltage drop is specified at 1.2 V when conducting 1 A. The component exhibits a low forward voltage characteristic and high surge current capability, ensuring reliable performance in standard power supply and conversion circuits.
Feature Summary
- High surge current capability for robust operation during transient conditions
- Low forward voltage drop to minimize conduction losses
- Glass passivated junction for enhanced environmental stability
Applications
- General purpose rectification in AC/DC converters
- Power supply input stages
- Bypass protection in electronic circuits
Procurement Notes
Verify the complete part number including suffixes against official Taiwan Semiconductor documentation to ensure correct voltage and packaging specifications. Confirm that the DO-204AL package matches your PCB footprint requirements. Check datasheet revisions for any updates to thermal or electrical ratings before finalizing procurement orders.
Selection Notes
Select this component for applications requiring 1000 V reverse voltage and 1 A continuous forward current. Ensure the operating temperature range aligns with the specified junction temperature limits. Consider the axial leaded form factor for manual assembly or specific mechanical constraints where surface mount options are unsuitable.
Part Context
Taiwan Semiconductor Corporation specializes in discrete semiconductor devices, including rectifiers and MOSFETs. The BA157GHB0G belongs to their general-purpose rectifier lineup, leveraging advanced wafer fabrication processes to deliver consistent performance. This product line supports industrial, consumer, and automotive electronics markets.
Replacement Considerations
Consult official substitution guides for equivalent 1A 1000V rectifiers. Verify pinout compatibility and thermal dissipation characteristics when replacing with alternative manufacturers' parts.
