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BU2508-E3/45
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BU2508-E3/45

Product Overview

Category

The BU2508-E3/45 belongs to the category of power transistors.

Use

It is commonly used in electronic circuits for amplification and switching applications.

Characteristics

  • High voltage capability
  • Low collector-emitter saturation voltage
  • Fast switching speed

Package

The BU2508-E3/45 is typically available in a TO-3P package.

Essence

This power transistor is essential for controlling high-power electrical loads in various electronic devices and systems.

Packaging/Quantity

It is usually packaged individually and sold as single units.

Specifications

  • Collector-Emitter Voltage (VCEO): 700V
  • Collector Current (IC): 8A
  • Power Dissipation (PD): 80W
  • Transition Frequency (FT): 4MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

  1. Base (B)
  2. Collector (C)
  3. Emitter (E)

Functional Features

  • High voltage capability allows for use in high-power applications.
  • Low collector-emitter saturation voltage ensures efficient operation.
  • Fast switching speed enables quick response in switching applications.

Advantages

  • Suitable for high-voltage applications
  • Low power dissipation
  • Fast switching speed

Disadvantages

  • Limited current handling capacity compared to some alternative models
  • Relatively higher transition frequency

Working Principles

The BU2508-E3/45 operates based on the principles of bipolar junction transistors, utilizing the control of current flow to amplify or switch electronic signals.

Detailed Application Field Plans

The BU2508-E3/45 is commonly used in: - Power supply units - Motor control circuits - Audio amplifiers - Lighting systems

Detailed and Complete Alternative Models

Some alternative models to BU2508-E3/45 include: - MJL21193 - 2SC5200 - MJ15003

In conclusion, the BU2508-E3/45 power transistor offers high voltage capability, low collector-emitter saturation voltage, and fast switching speed, making it suitable for various electronic applications such as power supply units, motor control circuits, audio amplifiers, and lighting systems.

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10個與BU2508-E3/45在技術方案中應用相關的常見問題與解答

  1. What is the BU2508-E3/45 used for?

    • The BU2508-E3/45 is a high-voltage, high-speed switching NPN power transistor commonly used in electronic circuits and power supply applications.

  2. What are the key specifications of the BU2508-E3/45?

    • The BU2508-E3/45 typically has a collector-emitter voltage (Vce) of 700V, a collector current (Ic) of 8A, and a power dissipation (Pd) of 80W.

  3. How is the BU2508-E3/45 typically employed in power supply designs?

    • It is often used as a switch in power supply circuits to control the flow of current and regulate voltage levels.

  4. What are some common circuit configurations using the BU2508-E3/45?

    • The transistor can be used in single-switch configurations, push-pull configurations, or as part of a bridge rectifier circuit.

  5. What are the typical operating conditions for the BU2508-E3/45?

    • The transistor is designed to operate within a temperature range of -65°C to 150°C and is suitable for various industrial and consumer applications.

  6. Are there any specific considerations for driving the BU2508-E3/45?

    • It is important to ensure proper base drive and voltage levels to achieve optimal performance and reliability.

  7. Can the BU2508-E3/45 be used in automotive applications?

    • Yes, it can be utilized in automotive systems such as ignition systems, motor controls, and other high-voltage applications.

  8. What are the typical failure modes of the BU2508-E3/45?

    • Common failure modes include thermal runaway, overvoltage stress, and excessive current leading to breakdown.

  9. Are there any recommended heat sinking or thermal management practices for the BU2508-E3/45?

    • Proper heat sinking and thermal management are crucial to ensure the transistor operates within its specified temperature limits and maintains reliability.

  10. Where can I find detailed application notes and reference designs for the BU2508-E3/45?

    • Manufacturers' datasheets, application notes, and online technical forums are valuable resources for finding detailed information and reference designs for the BU2508-E3/45.