2N5401 PNP Transistor

Description

The 2N5401 is a PNP bipolar junction transistor (BJT) that is typically used in medium to high-power amplification and switching applications. It is designed to handle higher voltage and current compared to small signal transistors, making it ideal for use in audio amplifiers, power regulation, and power switching circuits. Here’s a breakdown of its key features and other important details: Key Features of 2N5401: PNP Type: The 2N5401 is a PNP transistor, which means that holes (positive charge carriers) are the majority charge carriers, and the current flows from the emitter to the collector when a negative voltage is applied to the base. Voltage and Current Ratings: Collector-Emitter Voltage (Vce): -150V The 2N5401 can withstand a maximum voltage of -150V between the collector and emitter. This makes it suitable for medium to high-voltage applications. Collector Current (Ic): -0.6A The maximum collector current is -0.6A, which is suitable for driving moderate to high-current loads in switching or amplification applications. Power Dissipation: The maximum power dissipation for the 2N5401 is typically 40W, which indicates the amount of power it can safely dissipate as heat during operation. Good heat sinking may be required to avoid overheating in power applications. Current Gain (hFE): The typical DC current gain (hFE) of the 2N5401 ranges between 40 to 320, depending on the operating conditions. This current gain indicates how much the transistor amplifies the base current