BC857QASX

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Transistors are three-terminal semiconductor devices used to amplify or switch electrical signals. Bipolar junction transistors, or BJTs, are the most common type of transistor. Single BJTs are transistors that are made up of just one type of semiconductor material and operates with two junctions, or points of contact. BC857QASX is a small-signal bipolar junction transistor (BJT) with low noise and a high gain performance. It is particularly suitable for use in the input stages of audio amplifiers and pre-amplifiers.

The BC857QASX is a low-noise transistor, which helps to minimise noise, distortion and crosstalk in audio. It is manufactured in a variety of packages for different applications, including SOT-23, SOT-323, and SOT-883, but is most commonly used in the SOT-23-3 package. The BC857QASX has a maximum collector-emitter voltage of 30V, a collector current of 100mA, and a maximum power dissipation of 500mW.

The BC857QASX is an NPN transistor, with an emitter-base voltage of 5V and an hFE of 200-300. This transistor works on the principle of bipolar junction transistors, that is, when a small current passes through the base, it allows a larger current to flow through the collector. This current flow is amplified, allowing the transistor to act as an amplifier, or as a switch, in which the small current can be used to control larger currents.

The BC857QASX is commonly used in circuits where it is necessary to amplify signals, or to switch larger current on and off. It is used in audio amplifiers and pre-amplifiers, where it is especially useful for its low noise characteristics. It is also used in voltage and current regulators, in oscillators and filters, and in switching and level-shifting circuits. This transistor is an ideal choice for applications where a low voltage, high current performance is necessary.

The BC857QASX is a reliable and efficient transistor that performs optimally in a variety of environments. Its wide range of specifications make it suitable for a range of applications and its high gain performance makes it an ideal choice for signal processing and amplification. This transistor is easy to use and is a cost-effective choice for a wide range of applications.

The specific data is subject to PDF, and the above content is for reference