Transistor B546 PNP 2A 150V
33,28 EGP
Transistor B546 PNP 2A 150V
Description:Transistor B546 PNP 2A 150V
The B546 Transistor is a robust PNP bipolar junction transistor (BJT) specifically designed for medium-power amplification and high-voltage switching applications. It offers excellent gain stability, fast switching capability, and superior reliability, which makes it ideal for audio amplifiers, power regulation circuits, and motor control systems.
With a collector current of 2A and a collector-emitter voltage of 150V, the B546 Transistor delivers consistent and reliable performance even in demanding environments. Furthermore, its low collector-emitter saturation voltage reduces energy losses, while its high DC current gain (hFE) ensures smooth signal amplification and consistent efficiency. As a result, it becomes a perfect solution for engineers who require both power and precision in their designs.
Additionally, the B546 Transistor utilizes advanced epitaxial planar technology, which guarantees low noise operation, high linearity, and strong thermal stability. Moreover, the TO-220 package design allows excellent heat dissipation, enabling it to withstand continuous operation without performance degradation. Therefore, it is widely adopted in industrial automation, control modules, and power electronics where performance and longevity are crucial.
Key Features:
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PNP Power Transistor: Optimized for high-voltage, medium-current applications.
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Collector-Emitter Voltage: Handles up to 150V efficiently.
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Collector Current: Supports continuous current of up to 2A.
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High DC Gain (hFE): Provides stable and linear amplification.
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Low Saturation Voltage: Minimizes heat loss and boosts performance.
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Fast Switching: Suitable for high-speed control and regulation systems.
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TO-220 Package: Ensures mechanical strength and thermal efficiency.
Applications:
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Audio amplifier and driver stages
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Power regulator and converter circuits
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Motor driver systems and control electronics
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Industrial automation devices
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Hobbyist and educational power projects
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Signal control and switching systems
Electrical Characteristics (Typical Values):
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | Vceo | 150 | V |
| Collector Current | Ic | 2 | A |
| Power Dissipation | Ptot | 40 | W |
| DC Current Gain | hFE | 40–160 | – |
| Saturation Voltage | Vce(sat) | 0.3 | V |
| Transition Frequency | fT | 10 | MHz |
| Operating Temperature | Tj | -55 to +150 | °C |
Advantages:
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High voltage endurance, ideal for rugged power circuits.
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Low thermal losses, ensuring energy-efficient operation.
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Stable signal performance across varying load conditions.
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Fast response speed, improving overall circuit performance.
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Compact yet durable package, suitable for limited PCB space.
Summary:
The B546 Transistor is a high-voltage PNP transistor that combines strength, stability, and precision. It can handle 2A of current and 150V, providing exceptional performance in audio amplifiers, regulators, and power switching circuits. Moreover, it delivers low power loss, fast switching, and reliable amplification, making it suitable for both professional and educational use.
In conclusion, the B546 Transistor is an outstanding choice for anyone needing efficiency, durability, and thermal reliability in a compact design. Because of its proven performance, it is frequently used in industrial control systems, consumer electronics, and advanced DIY projects.


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