MPSA77_D74Z 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

MPSA77_D74Z is a single bipolar transistor made by ON Semiconductor, intended for use in a variety of applications requiring reliable and dependable performance. It is specifically designed for use in small-signal amplification and switching applications.

The MPSA77_D74Z is a PNPN (Bipolar NPN) family of transistors, with a 300mA to 400mA collector current rating, and a maximum collector-emitter voltage of 40V. It features a high breakdown voltage, low saturation voltage, and can operate at a wide range of temperatures. The device is rated at a maximum Rbe of 3KΩ, making it suitable for a number of applications.

The MPSA77_D74Z is an excellent choice for applications that require high current switching due to the device’s relatively low Vce(ON). It is also suitable for use in small signal audio amplifiers and in motor control circuits. With its broad frequency range and fast switching speeds, the MPSA77_D74Z is ideal for use in communications and data processing applications.

The MPSA77_D74Z has two working principles. The first is a NPN transistor amplifier circuit where the device is used as the active device. This type of circuit is used to amplify signal inputs and is composed of three components: the collector, base, and emitter. The base is connected to the input signal, while the collector and emitter are connected to the power supply. The input signal is then amplified by the MPSA77_D74Z, allowing it to drive the output signal.

The second working principle is utilized in switches. In this application, the MPSA77_D74Z is used as a switch to control the power flowing between two points. The base is connected to the input signal and the collector and emitter are connected to the power supply. The input signal then acts as the switch, allowing power to flow from the collector to the emitter when the input signal is high, and blocking the flow when the input signal is low. The output signal is connected to the load, which then receives the power.

In summary, the MPSA77_D74Z is a useful device that can be used in a variety of applications. It is specifically suited for small signal amplification and switching applications, as well as power control circuits. It is rated at a high breakdown voltage and low saturation voltage and operates reliably over a wide range of temperatures. The two working principles make the device a suitable choice for different types of applications.

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