BD139-10

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

BD139-10 is a bipolar junction transistor (BJT) with single configuration. It is an NPN type transistor, which means that its emitter-base junction is forward-biased. The general electrical characteristics of the device are collector current of 800mA, collector-emitter voltage of 80V, and power dissipation of 1.5W. It is a SC-70 package and is suitable for high-power switching applications.

The BD139-10 is typically used in amplifier and power switching applications. Its primary use is in audio amplifier circuits, as it can provide high voltage gains and low losses, resulting in excellent sound quality. Additionally, it is also suitable for use in other applications such as electric motor control, switching and regulating power supplies, stepper motor control, and more.

The majority of the BD139-10’s properties can be attributed to its structure. The transistor consists of three layers, each connected to its own lead. The layers are the base, the collector and the emitter. The base is the controlling input and is connected to the base lead. The collector is the output of the transistor and is connected to the collector lead. The emitter is the input and is connected to the emitter lead. When the base voltage is increased, more current is allowed to flow through the base-emitter junction, becoming amplified by the collector.

The BD139-10 is designed for operation in a particular environment. The transistor is designed to operate at temperatures between -65˚C and 150˚C and must be kept within specified limits to ensure proper operation. The maximum short circuit collector current should never exceed 800mA. The power dissipation should not exceed 1.5W and the collector-emitter voltage should not exceed 70V. Additionally, the maximum reverse bias should not exceed 30V.

The BD139-10 has a wide range of applications. In audio amplifier circuits, it can provide excellent sound quality, with high voltage gains and low losses. In motor control applications, it can be used to accurately control and regulate the current passing through the motor. For power switching applications, it can be used to switch high voltage loads without damaging the circuit. In stepper motor control, it can be used to provide precise motor control and speed regulation.

While the BD139-10 is a powerful transistor, it does have some limitations. The maximum collector current should not exceed 800mA and the power dissipation should not exceed 1.5W. Additionally, the collector-emitter voltage should never exceed 70V. The maximum reverse bias should not exceed 30V. Finally, the transistor should not be operated above 150˚C or below -65˚C.

In summary, the BD139-10 is a single configuration NPN bipolar junction transistor. Its primary use is in amplifier and power switching applications, such as audio amplifiers, motor control, and power switching. It has a collector-emitter voltage of 80V and a power dissipation of 1.5W. It can operate over a wide temperature range and can provide excellent sound quality and reliable switching. It should be used within the specified limits of its electrical parameters to ensure proper functioning.

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