Microsemi Corporation
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2N6281

2N6281 Transistor

Product Overview

The 2N6281 is a power transistor belonging to the category of NPN bipolar junction transistors. It is commonly used in high-power amplifier and switching applications due to its robust characteristics. The transistor is typically packaged in a TO-3 metal can, providing efficient heat dissipation and mechanical ruggedness. The essence of the 2N6281 lies in its ability to handle high currents and voltages, making it suitable for demanding electronic circuits.

Package and Quantity

The 2N6281 is usually supplied in a TO-3 package, with typical quantities ranging from single units to bulk packaging for industrial applications.

Specifications

  • Maximum Collector-Emitter Voltage: 250V
  • Maximum Collector Current: 15A
  • Power Dissipation: 200W
  • Transition Frequency: 3MHz
  • Operating Temperature Range: -65°C to 200°C

Pin Configuration

The 2N6281 transistor features a standard three-pin configuration: 1. Base (B) 2. Emitter (E) 3. Collector (C)

Functional Features

The 2N6281 offers high current and voltage ratings, enabling it to handle power amplification and switching tasks effectively. Its robust construction and low saturation voltage make it suitable for demanding applications.

Advantages and Disadvantages

Advantages

  • High current and voltage handling capability
  • Low saturation voltage
  • Robust TO-3 package for efficient heat dissipation

Disadvantages

  • Relatively low transition frequency compared to some modern alternatives
  • Larger physical size compared to surface-mount alternatives

Working Principles

The 2N6281 operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current. When biased appropriately, the transistor allows for amplification or switching of high-power signals.

Application Field Plans

The 2N6281 finds extensive use in various applications, including: - Audio power amplifiers - Switching power supplies - Motor control circuits - High-power LED drivers - RF amplifiers

Alternative Models

Several alternative models to the 2N6281 include: - MJ15003 - 2N3773 - TIP35C - MJE3055T

In summary, the 2N6281 transistor is a robust and versatile component suitable for high-power amplification and switching applications. Its high current and voltage ratings, along with efficient heat dissipation, make it a popular choice in various electronic circuits.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 2N6281 v technických řešeních

  1. What is the 2N6281 transistor used for?

    • The 2N6281 is a high-power NPN bipolar junction transistor commonly used in power amplifier and switching applications.

  2. What are the key specifications of the 2N6281 transistor?

    • The 2N6281 has a maximum collector current of 15A, a maximum collector-emitter voltage of 250V, and a power dissipation of 200W.

  3. Can the 2N6281 be used for audio amplifier applications?

    • Yes, the 2N6281 is suitable for audio amplifier applications due to its high power handling capabilities.

  4. What are some typical circuit configurations using the 2N6281 transistor?

    • The 2N6281 can be used in common emitter and common collector configurations for power amplification and switching purposes.

  5. Is the 2N6281 suitable for high-frequency applications?

    • No, the 2N6281 is not designed for high-frequency applications due to its slower switching speeds.

  6. What are the recommended heat sink requirements for the 2N6281?

    • A proper heat sink should be used to dissipate the heat generated during operation, and the thermal resistance between the transistor junction and ambient air should be minimized.

  7. Can the 2N6281 be used in automotive applications?

    • Yes, the 2N6281 can be used in automotive applications such as power control and motor driving, provided that it meets the necessary environmental and reliability standards.

  8. What are the typical failure modes of the 2N6281 transistor?

    • Common failure modes include thermal runaway due to inadequate heat dissipation, overvoltage stress leading to breakdown, and excessive current causing damage to the device.

  9. Are there any specific precautions to consider when using the 2N6281 in a circuit?

    • It's important to ensure proper biasing, avoid exceeding the maximum ratings, and provide adequate protection against overcurrent and overvoltage conditions.

  10. Where can I find detailed application notes and reference designs for the 2N6281?

    • Manufacturers' datasheets, application notes, and semiconductor design resources are valuable sources for detailed information on using the 2N6281 in various technical solutions.