The MPSW42 is a high voltage NPN bipolar junction transistor (BJT) developed by ON Semiconductor, renowned for its commitment to innovation and quality in the semiconductor industry. This transistor is designed to handle continuous collector currents up to 500 mA, making it an excellent choice for a variety of applications that require medium power handling capabilities.

Key Features

• Voltage Ratings: The MPSW42 has a collector-emitter voltage (VCEO) rating of 300V, which allows it to be used in circuits that operate at higher voltages. This makes it suitable for applications such as switching power supplies, motor controls, and other high voltage circuits.
• Current Handling: With a continuous collector current (IC) rating of 500 mA, it can drive moderate loads in amplification and switching applications.
• Power Dissipation: The device is capable of dissipating up to 625 mW of power, contributing to its robustness in demanding situations.
• Gain Bandwidth Product: It offers a transition frequency (fT) of 50 MHz, which is indicative of its capability to handle applications requiring good frequency response.
• TO-92 Package: Housed in a TO-92 package, the MPSW42 is compact and suitable for through-hole mounting, which is favorable for prototyping and production in various electronic equipment.

Applications

The MPSW42 transistor is versatile and can be used in a wide range of electronic circuits. Its high voltage and current ratings make it particularly useful in:

• Linear amplifiers
• Audio amplifiers
• Switching regulators
• Driver stages in hi-fi amplifiers and television circuits
• Power management functions
• Various types of signal processing

Reliability and Performance

ON Semiconductor ensures that the MPSW42 transistor meets stringent quality and performance standards. The device is designed for reliable operation even under conditions of high voltage and temperature fluctuations. Its construction is aimed at providing a long operational life and consistent performance, which is critical for industrial and commercial applications where downtime can be costly.

For designers and engineers looking for a dependable high voltage NPN transistor, the MPSW42 from ON Semiconductor is a component that offers a combination of performance, efficiency, and reliability.