STMicroelectronics

BYW51-200  

Diode Arrays

BYW51-200 Description

The BYW51-200 from STMicroelectronics is a high-performance general-purpose diode array designed for demanding power electronics applications. This 200V, 10A device features a 1 Pair Common Cathode configuration in a TO-220 package, offering robust performance in a compact form factor. With a fast recovery time of 35ns and low forward voltage drop (850mV @ 8A), it ensures efficient power conversion with minimal losses. The diode is RoHS3 compliant and REACH unaffected, making it suitable for environmentally conscious designs. Its 150°C max junction temperature and through-hole mounting provide reliability in high-temperature environments.

BYW51-200 Features

• Fast Recovery: Ultra-low 35ns reverse recovery time (trr), ideal for high-frequency switching.
• High Current Handling: 10A average rectified current (Io) per diode, supporting high-power applications.
• Low Leakage: 15µA @ 200V reverse leakage ensures energy efficiency.
• Thermal Resilience: Operates up to 150°C, suitable for harsh conditions.
• Standard Technology: Reliable performance with 850mV max forward voltage (Vf @ 8A).
• Compliance: ROHS3, REACH, ECCN EAR99, and Moisture Sensitivity Level 1 (Unlimited) for global compatibility.

BYW51-200 Applications

• Power Supplies: Efficient rectification in SMPS, AC-DC converters, and inverters.
• Motor Drives: Fast switching for brushless DC motor controllers.
• Industrial Systems: Robust performance in welding equipment and UPS systems.
• Automotive Electronics: High-temperature resilience for charging circuits and DC-DC converters.
• Renewable Energy: Suitable for solar inverters and wind turbine rectifiers.

Conclusion of BYW51-200

The BYW51-200 stands out as a high-efficiency, fast-recovery diode array with superior thermal and electrical characteristics. Its low Vf, high current rating, and compliance with environmental standards make it a preferred choice for power electronics, industrial systems, and automotive applications. While marked obsolete, its performance remains competitive for legacy designs requiring high reliability and fast switching. Engineers seeking a cost-effective, high-performance diode solution for medium-voltage applications will find the BYW51-200 a dependable option.

BYW51-200 Documents

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