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Product Detailed Parameters
- Description：DIODE STANDARD 400V 1A DO15
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR)
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：400 V
- Current - Average Rectified (Io)：1A
- Voltage - Forward (Vf) (Max) @ If：1.5 V @ 1 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：55 ns
- Current - Reverse Leakage @ Vr：20 µA @ 400 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：DO-204AC, DO-15, Axial
- Supplier Device Package：DO-15
- Operating Temperature - Junction：-40°C ~ 150°C
- Grade：-
- Qualification：-
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Overview
The BYT01-400RL is a high-efficiency ultrafast diode manufactured by STMicroelectronics, utilizing 400V planar technology. It features a DO-15 axial package and is designed for switching mode base drive and transistor circuits. Key electrical parameters include a repetitive peak reverse voltage (VRRM) of 400 V, an average forward current (IF(AV)) of 1 A at 80°C, and a maximum junction temperature of 150 °C. The device exhibits low conduction losses and negligible switching losses, with a maximum reverse recovery time (trr) of 25 ns and a forward voltage drop (VF) of up to 1.4 V at 100°C.
Feature Summary
- Ultrafast recovery characteristics with very low conduction and switching losses
- Suitable for use as a free-wheeling diode in power supplies
- Low forward and reverse recovery times
Applications
- Switching mode base drive circuits
- Transistor circuits
- Free-wheeling diodes in power supplies
- General power switching applications
Procurement Notes
Verify the specific ordering code BYT01-400RL against the datasheet to confirm the Tape & Reel delivery mode and 6000 unit base quantity. Ensure that the component's absolute maximum ratings, particularly the 150 °C junction temperature limit and 30 A non-repetitive surge current capability, align with the target application's thermal and electrical stress requirements before finalizing procurement.
Selection Notes
Select this component for designs requiring fast recovery speeds and low reverse leakage current. Consider the DO-15 package dimensions and lead length when calculating thermal resistance, as junction-to-ambient thermal resistance varies significantly with lead length. Evaluate the forward recovery voltage and peak reverse recovery current under expected dI/dt conditions to ensure compatibility with the switching frequency and load dynamics.
Part Context
The BYT01-400 is part of STMicroelectronics' range of high-efficiency ultrafast diodes. These devices are engineered using proprietary planar technology to minimize energy loss during switching transitions. The product line targets applications where rapid turn-off capabilities and robust avalanche characteristics are critical for system efficiency and reliability.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation.
FAQ
What is the maximum operating junction temperature for the BYT01-400?
The maximum operating junction temperature is 150 °C.
How does lead length affect the thermal performance of the BYT01-400?
The junction-to-ambient thermal resistance decreases as the lead length increases, allowing for better heat dissipation through conduction along the leads.
