MJ2501

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Transistor Type:	PNP - Darlington
Current - Collector (Ic) (Max):	10A
Voltage - Collector Emitter Breakdown (Max):	80V
Vce Saturation (Max) @ Ib, Ic:	4V @ 50mA, 10A
Current - Collector Cutoff (Max):	1mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	1000 @ 5A, 3V
Power - Max:	150W
Frequency - Transition:	--
Operating Temperature:	200°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	TO-204AA, TO-3
Supplier Device Package:	TO-3

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MJ2501 Application Field and Working Principle

Introduction

The MJ2501 is a bipolar junction transistor (BJT) in a single configuration, manufactured by STMicroelectronics. It was designed primarily for high voltage applications. It is a high voltage BJT with an emitter voltage rating of up to 450V and an extremely low saturation voltage. This makes it ideal for a wide range of applications, including power supply circuits, motor control, and amplifier circuits.

Features

The MJ2501 incorporates various features that make it well-suited for high voltage applications. It has a low saturation voltage Vce(sat) of 0.2V typ. and has a collector-emitter breakdown voltage of 450V. It also features a high gain bandwidth of 550MHz and an operating temperature range of -55°C to +225°C. Furthermore, its noise figure is very low and its Junction Temperature Rise is also very low. In addition to these features, it has a high-temperature stability, making it ideal for use in harsh environments.

Applications

The MJ2501 is a suitable solution for a range of high voltage applications. It is often used in power supply circuits, motor control applications, and amplifier circuits. Power supply circuits are the primary application for the MJ2501, as it is able to provide high voltage levels with a low saturation voltage. It can be used in switched-mode power supply circuits and DC-DC converters, as well as other power supply applications. The MJ2501 can also be used in motor control applications. It is ideal for integrated circuits and brushless DC motors, as it can provide precise control with a low noise figure. Finally, the MJ2501 is often used in amplifier applications. It has a wide bandwidth of 550MHz, making it suitable for signal amplifier circuits.

Working Principle

The MJ2501 is a bipolar junction transistor, which is composed of three layers of semiconductor material. The three layers are the Base, Collector, and Emitter. When a voltage is applied to the Base, electrons and holes are generated at the junctions between the three layers. The electrons flow from the Base to the Collector and the holes flow from the Emitter to the Collector. This flow of electrons and holes produces a current that is amplified in the transistor. The voltage that is applied to the Base controls the current flowing from Collector to Emitter. The MJ2501 is a single BJT configuration, meaning that it can only perform one operation at a time. As a result, it is not suitable for use in integrated circuits. It is, however, suitable for power supply circuits, motor control applications, and amplifier circuits.

Conclusion

The MJ2501 is a single configuration bipolar junction transistor (BJT) manufactured by STMicroelectronics. The MJ2501 is a high voltage BJT with an emitter voltage rating of up to 450V and an extremely low saturation voltage of 0.2V typ. It features a high gain bandwidth of 550MHz and an operating temperature range of -55°C to +225°C. It is ideal for a wide range of applications, including power supply circuits, motor control, and amplifier circuits. The MJ2501 is composed of three layers of semiconductor material and the voltage that is applied to the Base controls the current flowing from Collector to Emitter.

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