Microsemi Corporation
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2N6278

2N6278 Transistor

Product Overview

The 2N6278 is a power transistor belonging to the category of bipolar junction transistors (BJTs). It is commonly used in electronic circuits for amplification and switching applications. The transistor exhibits high current and voltage capabilities, making it suitable for power control and amplification tasks. The 2N6278 is typically packaged in a TO-3 metal can package, which provides efficient heat dissipation and mechanical ruggedness. Each package contains one 2N6278 transistor.

Specifications

  • Maximum Collector-Emitter Voltage: 100V
  • Maximum Collector Current: 15A
  • Power Dissipation: 150W
  • Transition Frequency: 4MHz
  • Operating Temperature Range: -65°C to 200°C

Pin Configuration

The 2N6278 transistor has a standard three-pin configuration: 1. Base (B) 2. Emitter (E) 3. Collector (C)

Functional Features

The 2N6278 transistor offers high current gain and low saturation voltage, enabling efficient power amplification and switching. Its robust construction allows it to handle high power levels without compromising performance.

Advantages and Disadvantages

Advantages

  • High current and voltage ratings
  • Low saturation voltage
  • Robust construction for reliable operation in demanding environments

Disadvantages

  • Relatively large package size compared to modern surface-mount devices
  • Limited transition frequency compared to newer transistor models

Working Principles

The 2N6278 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals. This property enables the transistor to amplify signals or act as a switch in electronic circuits.

Application Field Plans

The 2N6278 transistor finds extensive use in various power control and amplification applications, including: - Audio amplifiers - Power supplies - Motor control circuits - Voltage regulators

Alternative Models

For applications requiring similar characteristics, alternative models to the 2N6278 include: - TIP31C - MJ15003 - 2N3055

In conclusion, the 2N6278 transistor serves as a reliable and robust component for power amplification and control in electronic circuits. Its high current and voltage ratings, along with low saturation voltage, make it a preferred choice for numerous applications in the field of electronics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 2N6278 v technických řešeních

  1. What is the 2N6278 transistor used for?

    • The 2N6278 is a high-power NPN bipolar junction transistor (BJT) commonly used in power amplifier and switching applications.

  2. What are the key specifications of the 2N6278 transistor?

    • The 2N6278 has a maximum collector current of 15A, a maximum collector-emitter voltage of 80V, and a power dissipation of 200W.

  3. Can the 2N6278 be used in audio amplifier circuits?

    • Yes, the 2N6278 can be used in audio amplifier circuits, especially in high-power applications where it can deliver significant output power.

  4. Is the 2N6278 suitable for switching applications?

    • Absolutely, the 2N6278 is well-suited for switching applications due to its high current and voltage ratings.

  5. What are some common alternatives to the 2N6278 transistor?

    • Common alternatives include the MJ15003, MJ15004, and MJE15030 transistors, which offer similar power handling capabilities.

  6. Does the 2N6278 require a heatsink?

    • Yes, due to its high power dissipation, the 2N6278 typically requires a heatsink to effectively dissipate heat and prevent thermal damage.

  7. What are the typical operating conditions for the 2N6278?

    • The 2N6278 is typically operated within a temperature range of -65°C to 200°C and is designed for use in demanding industrial and automotive environments.

  8. Can the 2N6278 be used in linear voltage regulator circuits?

    • While it's primarily designed for power amplification and switching, the 2N6278 can also be utilized in linear voltage regulator circuits, particularly in high-current applications.

  9. Are there any special considerations when driving the 2N6278 in a circuit?

    • It's important to ensure proper base drive and adequate cooling to maximize the performance and reliability of the 2N6278 in a circuit.

  10. Where can I find detailed application notes for using the 2N6278 in technical solutions?

    • Detailed application notes for the 2N6278 can be found in the manufacturer's datasheet, as well as in various electronics engineering resources and forums.