onsemi Small Signal NPN Transistor 100 mA 65 V 3-Pin TO-92 BC546CTA

The onsemi BC546CTA is a small signal NPN bipolar junction transistor designed for general-purpose switching and amplification tasks. With a maximum DC collector current of 100 mA and a collector-emitter voltage rating of 65 V, it is well suited for low power electronic circuits in industrial, laboratory, and low-voltage control applications. Its 3-pin TO-92 package facilitates through-hole mounting ensuring reliable mechanical and electrical connections.

The transistor configuration is single NPN type, making it compatible with a wide variety of circuit designs requiring moderate gain and switching capabilities. It can dissipate up to 500 mW of power safely without damage. The device maintains efficiency with a minimum gain (hFE) of 110, which helps in amplifying weak signals in analog circuits.

Engineered for robust use, the BC546CTA operates reliably over a temperature range from -55°C to 150°C, making it suitable for environments ranging from laboratory test setups to industrial control systems. The maximum transition frequency of 1 MHz allows operation in low-frequency amplifier applications.

Physical dimensions include a height of 21.77 mm, length of 5.2 mm, and width of 4.19 mm, which conforms to compact designs requiring minimal PCB space. The transistor does not carry any specific standard or automotive certifications but is widely adopted in educational, hobbyist, and professional electronics sectors.

Its lead-through hole mounting type and reliable TO-92 package make it an excellent choice for prototyping and production units where easy replacement and robust solder joint formation are needed.

This transistor is widely used in signal processing, voltage regulation, and small-signal switching applications in electric vehicles, industrial automation, and instrumentation. This transistor supports a maximum collector current of 100 mA.

Maximum collector-emitter voltage is 65 V ensuring suitability for low power amplification. Packaged in compact 3-pin TO-92 form factor designed for through-hole mounting. The device has a maximum power dissipation of 500 mW for safe operation.

It features a minimum DC current gain of 110 helpful in signal amplification applications. Operating temperature ranges from -55°C to 150°C for wide environmental use. Maximum transition frequency is 1 MHz suitable for low frequency applications.

Height of the transistor is 21.77 mm, length is 5.2 mm and width is 4.19 mm. Explore the onsemi Bipolar Transistors category for more reliable semiconductor components suited for electronic circuit designs available at EnvMart.