STMicroelectronics
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BUL128FP
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BUL128FP

Product Overview

Category

The BUL128FP belongs to the category of power transistors.

Use

It is commonly used for amplification and switching of electronic signals in various applications.

Characteristics

  • High power handling capability
  • Low collector-emitter saturation voltage
  • Fast switching speed
  • Robust construction for reliability

Package

The BUL128FP comes in a TO-220 package, which provides easy mounting and heat dissipation.

Essence

This power transistor is essential for controlling high-power circuits in electronic devices.

Packaging/Quantity

The BUL128FP is typically packaged individually and is available in varying quantities based on customer requirements.

Specifications

  • Collector-Emitter Voltage (VCEO): 400V
  • Collector Current (IC): 8A
  • Power Dissipation (PD): 80W
  • Transition Frequency (ft): 4MHz
  • Operating Temperature: -65°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High voltage and current handling capacity
  • Low saturation voltage for efficient switching
  • Wide operating temperature range
  • Suitable for high-frequency applications

Advantages

  • Robust construction for durability
  • Versatile use in various electronic circuits
  • Efficient heat dissipation due to TO-220 package

Disadvantages

  • Relatively higher cost compared to standard transistors
  • May require additional heat sinking for high-power applications

Working Principles

The BUL128FP 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 BUL128FP is widely used in: - Power supply units - Audio amplifiers - Motor control circuits - Switching power converters - Electronic ballasts

Detailed and Complete Alternative Models

Some alternative models to BUL128FP include: - BUL128F - BUL128G - BUL128H - BUL128J

In summary, the BUL128FP power transistor offers high-performance characteristics suitable for a wide range of electronic applications, making it a versatile component in the field of electronics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BUL128FP v technických řešeních

  1. What is BUL128FP?

    • BUL128FP is a high-voltage, fast-switching NPN power transistor designed for use in various technical solutions.

  2. What are the key features of BUL128FP?

    • The key features of BUL128FP include its high voltage capability, fast switching speed, and low saturation voltage.

  3. In what technical solutions can BUL128FP be used?

    • BUL128FP can be used in applications such as electronic ballasts, switch-mode power supplies, and electronic lamp drivers.

  4. What is the maximum voltage and current rating for BUL128FP?

    • The maximum voltage rating for BUL128FP is typically around 400V, and the maximum current rating is around 8A.

  5. What are the thermal characteristics of BUL128FP?

    • BUL128FP has low thermal resistance and is designed to operate within a wide temperature range, making it suitable for demanding technical solutions.

  6. How does BUL128FP compare to similar transistors in terms of performance?

    • BUL128FP offers superior performance in terms of high voltage capability and fast switching speed compared to many similar transistors.

  7. What are the recommended operating conditions for BUL128FP?

    • BUL128FP is typically operated within a specified voltage and current range, and proper heat sinking is recommended to ensure optimal performance.

  8. Are there any specific application notes or guidelines for using BUL128FP in technical solutions?

    • Yes, the manufacturer provides detailed application notes and guidelines for incorporating BUL128FP into various technical solutions, which should be followed for best results.

  9. Can BUL128FP be used in automotive applications?

    • Yes, BUL128FP is suitable for certain automotive applications where its high voltage capability and fast switching speed are advantageous.

  10. Where can I find more information about BUL128FP and its application in technical solutions?

    • More information about BUL128FP, including datasheets, application notes, and technical support, can be obtained from the manufacturer's website or authorized distributors.