VISHAY BY203 Standard Recovery Diode, 2kV, 250mA, SOD-57

The VISHAY BY203 is a standard recovery, avalanche sinterglass diode designed for demanding high-voltage applications. Housed in a robust, hermetically sealed SOD-57 package, it offers exceptional reliability and fast performance for rectification and switching duties. Its glass passivated junction ensures stable operation and protection against environmental factors, making it a dependable choice for critical circuits.

This diode excels in environments requiring rapid switching and efficient energy recovery. With a repetitive peak reverse voltage of 2kV and an average forward current of 250mA, it is built to handle significant electrical stress. The fast reverse recovery time of 300ns minimises switching losses, contributing to overall system efficiency and performance.

Key Features & Applications

Engineered for resilience, the BY203 is AEC-Q101 qualified, meeting stringent automotive-grade reliability standards. Its construction is free from Substances of Very High Concern (SVHC), ensuring compliance with environmental regulations. The diode's compact two-pin configuration facilitates straightforward PCB integration.

• Primary Use: Ideal for television line output circuits and switch-mode power supplies (SMPS), where high voltage and fast recovery are paramount.
• Robust Design: The hermetically sealed package protects the sensitive semiconductor junction from moisture and contaminants, extending operational life.
• Performance Specifications: Capable of withstanding a forward surge current of up to 20A and operating at a maximum junction temperature of 150°C, ensuring durability under transient and continuous load conditions.

With its combination of high-voltage capability, fast switching, and automotive-grade qualification, the VISHAY BY203 diode is a superior component for designers seeking reliability and efficiency in power conversion and deflection circuits.