ZTX551 Discrete Semiconductor Products

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 ZTX551 transistor is a silicon epitaxial-base NPN transistor that is an excellent choice for medium-power audio, general purpose, and high-voltage,low-noise applications. It features a high-voltage rating and low noise, and is an ideal substitute for general-purpose applications ranging from low- to medium-power audio, while also providing outstanding performance in high-voltage audio applications. Low noise is especially important in audio applications, and the ZTX551 is designed to keep the background noise to a minimum. The ZTX551 transistor is also characterized by fast switching and has a thermal resistance of 40 degrees per watt.

The ZTX551 is a medium-power, NPN, Si epitaxial planar transistor, and it is used for low- to medium-power audio and high-voltage,low-noise applications. It has a maximum collector current (IC) of 1.2A and a maximum collector-emitter voltage (VCE) of 250V. It has a minimum gain of 250@2mA, and a maximum frequency of 1.6GHz. The transistor’s package is a hermetically sealed TO-220, which offers excellent heat transfer and a high power dissipation rating of 3W. It also features a high-voltage rating and very low-noise performance, making it ideal for a variety of medium-power audio, general purpose, and high-voltage, low-noise applications.

The ZTX551\'s working principle is straightforward. It consists of a single base, collector and emitter. The base is made from a semiconductor material, usually silicon. As current passes through the base, electrons push their way out of the base material, creating a conventional, or traditional charge. This charge creates a flow of current between the collector and emitter. The larger the base current, the greater the flow of current between the collector and emitter.

The ZTX551 can be used as an amplifier, oscillator, or switch. As an amplifier, its gain is usually set to 250@2mA, and its voltage amplification is usually between 30 and 60 times. When used as an oscillator, the frequency of oscillation of the ZTX551 is determined by the external components connected to it, such as capacitors and resistors. In a switching circuit, the transistor\'s base current is used to control the current flow between the collector and emitter.

In addition to its use in audio, general purpose, and high-voltage, low-noise applications, the ZTX551 can also be used in power supplies, DC-DC converters, motor control circuits, switching supplies, amplifiers, oscillators, and switching circuits. It can be used in high-voltage circuits due to its high-voltage rating of 250V, and it is also well-suited for low-noise applications due to its very low-noise performance. The ZTX551 is a great choice for a variety of audio, general purpose, and high-voltage, low-noise applications.

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