BDX54B-S

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

The BDX54B-S is a type of NPN single bipolar junction transistor (BJT). A bipolar junction transistor is a three-terminal semiconductor device consisting of two p-n junctions connected back-to-back. It is a current-controlled device in which the emitter-to-collector transistor current is directly proportional to the amount of base current injected into the base. The Bs type in the BDX54B-S indicates the speed of the device.

The BDX54B-S is primarily used in a variety of applications, including small-signal switching, general purpose linear amplification, low-frequency frequency-division, low-noise receiver amplifiers, and cascading transistors.

The working principle of the BDX54B-S is as follows: When the base-emitter voltage is sufficiently high, the few electrons in the base region that have been injected from the emitter can easily cross the high-resistance base-collector resistance and transfer to the collector region, forming a conducting channel along the base-collector depth.

In the conducting state, the fluctuations of the collector current can be considered to follow the linear law. Under this condition, the collector current is only affected by the base current and not affected by the collector voltage. As long as the base current remains constant, the BDX54B-S can maintain steady collector current.

In addition to its common use in general purpose linear amplification and low-noise receiver amplifiers, the BDX54B-S is also suitable for small-signal switching applications, low-frequency frequency-division applications, and cascading transistors applications. It is also commonly used in audio amplifiers, radio receivers, digital televisions, and computer power supplies.

For switching applications, the BDX54B-S is generally used to amplify the input signal with a minimum of distortion, supplying a voltage gain of approximately 40. For low-frequency frequency-divider applications, the BDX54B-S can be used to divide the input signal into several frequency ranges and amplify them with a minimum of distortion. For cascading transistors, the BDX54B-S can be used to boost signal range and reduce signal distortion.

The BDX54B-S is also popularly used in audio amplifiers, as its small signal transistor can be used to achieve a relatively high power rating. The BDX54B-S is suitable for a wide range of audio and musical equipment, such as amplifiers, equalizers, and crossover networks. In radio receivers, the BDX54B-S can be used to amplify the signal and reduce background noise.

In digital televisions and computers, the BDX54B-S can be used to amplify the signal before it reaches the digital processor. Its small size and low power consumption makes it an ideal choice for digital television sets and computers.

The high precision and low power consumption of the BDX54B-S makes it an excellent choice for a wide range of applications. Its versatile features and small size make it a popular choice for a variety of applications.

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