The ON Semiconductor BF493S is a robust high voltage transistor that is designed to meet the rigorous demands of a variety of electronic applications. This small-signal transistor is particularly suited for use in driver stages of audio amplifiers and in signal processing circuits of television receivers. With its high collector-emitter voltage (VCEO) and collector current (IC) capabilities, the BF493S is an excellent choice for designs that require reliable performance under challenging conditions.

Key Features

• High Voltage Capability: The BF493S is capable of handling high voltages, with a collector-emitter voltage (VCEO) of up to 300V, making it suitable for various high voltage applications.
• High Current Rating: With a continuous collector current (IC) of up to 500mA, this transistor can drive larger loads than many other transistors in its class.
• Low Saturation Voltage: The device exhibits low collector-emitter saturation voltage, which enhances its efficiency in switching applications and reduces power loss.
• Complementary PNP Type Available: For applications requiring complementary push-pull configurations, there is a PNP counterpart available, which allows for design flexibility.

Applications

The BF493S is versatile and can be used in a wide range of applications, including:

• Driver stages in high-fidelity audio amplifiers
• Signal processing in television receivers
• Switching regulators and converters
• Power management circuits
• General-purpose switching and amplification

Quality and Reliability

ON Semiconductor is known for its commitment to quality and reliability, and the BF493S is no exception. Manufactured with state-of-the-art technology, this transistor is built to deliver consistent performance and withstand the test of time. Whether for commercial, industrial, or even demanding automotive applications, the BF493S from ON Semiconductor is a dependable choice for designers and engineers seeking a high voltage transistor with proven reliability.