Vishay Semiconductor Diodes Division
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BU1508-E3/51
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BU1508-E3/51

Product Overview

Category

The BU1508-E3/51 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 BU1508-E3/51 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

The BU1508-E3/51 is usually packaged individually and is available in varying quantities based on customer requirements.

Specifications

  • Collector-Emitter Voltage (VCEO): 1500V
  • Collector Current (IC): 8A
  • Power Dissipation (PD): 100W
  • Transition Frequency (FT): 4MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The BU1508-E3/51 has a standard pin configuration with the following pins: 1. Base (B) 2. Collector (C) 3. Emitter (E)

Functional Features

  • High voltage capability for power applications
  • Fast switching speed for efficient operation
  • Low collector-emitter saturation voltage for reduced power loss

Advantages

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

Disadvantages

  • Limited current handling capacity compared to some alternative models
  • Higher cost compared to lower power transistors

Working Principles

The BU1508-E3/51 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.

Detailed Application Field Plans

The BU1508-E3/51 is widely used in the following applications: - Power supplies - Motor control - Inverters - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to the BU1508-E3/51 include: - BU508DFI - MJE15030 - MJ15003

In conclusion, the BU1508-E3/51 power transistor offers high voltage capability, fast switching speed, and low collector-emitter saturation voltage, making it suitable for various power applications in electronic circuits.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von BU1508-E3/51 in technischen Lösungen auf

  1. What is BU1508-E3/51?

    • BU1508-E3/51 is a high-voltage, fast-switching NPN power transistor commonly used in electronic circuits and technical solutions.

  2. What are the key specifications of BU1508-E3/51?

    • The key specifications include a collector-emitter voltage of 700V, collector current of 8A, and a maximum power dissipation of 80W.

  3. In what technical applications can BU1508-E3/51 be used?

    • BU1508-E3/51 is commonly used in applications such as switch-mode power supplies, electronic ballasts, and general-purpose inverters.

  4. What are the typical operating conditions for BU1508-E3/51?

    • The typical operating conditions include a collector current of 4A, a collector-emitter voltage of 400V, and a base current of 0.5A.

  5. What are the recommended mounting techniques for BU1508-E3/51?

    • It is recommended to use a suitable heatsink and ensure proper insulation when mounting BU1508-E3/51 to dissipate heat effectively and prevent electrical shorts.

  6. How do I test the functionality of BU1508-E3/51 in a circuit?

    • You can test the functionality using standard transistor testing methods, including checking for proper biasing, voltage and current measurements, and ensuring correct switching behavior.

  7. What are the common failure modes of BU1508-E3/51?

    • Common failure modes include thermal runaway due to inadequate heat dissipation, overvoltage or overcurrent stress, and damage from static discharge.

  8. Are there any specific precautions to consider when using BU1508-E3/51 in technical solutions?

    • Precautions include avoiding static discharge, ensuring proper heat dissipation, and adhering to the specified voltage and current limits to prevent damage to the transistor.

  9. Can BU1508-E3/51 be used in automotive applications?

    • Yes, BU1508-E3/51 can be used in certain automotive applications, such as in electronic control units (ECUs) and motor drive systems.

  10. Where can I find detailed application notes and reference designs for using BU1508-E3/51 in technical solutions?

    • Detailed application notes and reference designs can typically be found in the datasheet provided by the manufacturer or on their official website. Additionally, industry-specific technical forums and communities may also provide valuable insights and examples of BU1508-E3/51 usage in various technical solutions.