PBSS301PX,115

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The PBSS301PX,115 is an NPN Bipolar junction transistor, commonly referred to as a BJT. It is also known as a single transistor. This type of transistor is designed to control current or voltage between two terminals. It is often used when a large current must be controlled by a small current. To understand the application field and working principle of the PBSS301PX,115, we must first examine its characteristics.

Characteristics of PBSS301PX,115

The PBSS301PX,115 comes in an encapsulated SOT89 package, with dimensions of 2.93 x 3.05 mm. It is rated for collector-emitter voltage 125V, collector current of 800mA, and maximum power dissipation 600mW. The maximum junction temperature of the device is 150°C. Its high current and low voltage ratings make it suitable for applications such as power supply regulation and motor control.

Application Field of PBSS301PX,115

The PBSS301PX,115 can be used in a variety of applications. It is suitable for use in computer power supplies, cellular phones, and other power management systems. It is also suitable for controlling motors, especially in applications where the motor needs to be turned off quickly. The transistor can also be used to regulate the current passing through LEDs or other electrical components. Finally, it can also be used as a switch, to control the flow of electricity in a circuit.

Working Principle of PBSS301PX,115

The working principle of the PBSS301PX,115 is based on its three terminals - the base, collector, and emitter. When current is applied to the base terminal, the transistor enters saturation, allowing current to easily flow from the collector to the emitter. Conversely, when no current is applied to the base, the transistor is cut-off, preventing current from flowing from the collector to the emitter. This is known as the BJT switch or stamping effect.

In conclusion, the PBSS301PX,115 is a single-transistor, bipolar junction transistor. It is used in applications such as computer power supplies, cellular phones, motor control, and more. It has a high current and low voltage rating and is capable of regulating current or voltage between two terminals. Finally, it operates on the basis of the BJT switch, allowing current to flow from the collector to the emitter when the base is energized.

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