STMicroelectronics BU508A

Brief Description: The BU508A is a NPN bipolar junction transistor (BJT) manufactured by Rochester Electronics, LLC. It is a high-power transistor designed for through-hole mounting and is packaged in a TO-247-3 package.

Features:

• High-power capability: 125W maximum power dissipation
• High-current capability: 8A maximum collector current
• High-voltage capability: 700V maximum collector-emitter breakdown voltage
• High-frequency capability: 7MHz transition frequency
• High-temperature capability: 150°C maximum operating temperature
• Moisture sensitivity level: 1 (unlimited), making it suitable for use in harsh environments

Application Grade: The BU508A is designed for high-power, high-current, and high-voltage applications, making it suitable for use in power amplifiers, power supplies, and other high-power electronic systems.

Applications:

• Power amplifiers
• Power supplies
• High-power electronic systems
• Industrial control systems
• Automotive electronics
• Aerospace and defense systems

Overall, the BU508A is a high-performance NPN transistor suitable for a wide range of high-power and high-current applications. Its high-temperature and moisture sensitivity levels make it a reliable choice for use in harsh environments. However, please note that the part is obsolete, so it may be difficult to find or purchase new units.