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BUL138FP
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BUL138FP

Product Overview

Category

The BUL138FP belongs to the category of power transistors.

Use

It is used for amplification and switching of electrical signals in various electronic circuits.

Characteristics

  • High voltage capability
  • Low spread of dynamic parameters
  • High switching speed
  • Excellent ruggedness

Package

The BUL138FP comes in a TO-220FP package.

Essence

This power transistor is essential for applications requiring high voltage and current handling capabilities.

Packaging/Quantity

It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Collector-Emitter Voltage: 400V
  • Maximum Collector Current: 8A
  • Power Dissipation: 80W
  • Transition Frequency: 4MHz
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High voltage capability allows for use in power supply circuits.
  • Low spread of dynamic parameters ensures consistent performance across different units.
  • High switching speed enables efficient signal amplification and switching.

Advantages and Disadvantages

Advantages

  • High voltage capability suitable for power applications
  • Low spread of dynamic parameters ensures consistent performance
  • High switching speed for efficient signal processing

Disadvantages

  • May require heat sinking for high-power applications
  • Limited maximum collector current compared to some alternative models

Working Principles

The BUL138FP operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electrical signals.

Detailed Application Field Plans

The BUL138FP is commonly used in: - Switching power supplies - Audio amplifiers - Motor control circuits - Electronic ballasts

Detailed and Complete Alternative Models

Some alternative models to the BUL138FP include: - BUL128FP - BUL238FP - BUL338FP

In conclusion, the BUL138FP power transistor offers high voltage capability, low spread of dynamic parameters, and high switching speed, making it suitable for various power and signal processing applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BUL138FP v technických řešeních

  1. What is BUL138FP?

    • BUL138FP is a high-voltage NPN power transistor designed for use in various technical solutions requiring high power and voltage capabilities.

  2. What are the typical applications of BUL138FP?

    • BUL138FP is commonly used in applications such as electronic ballasts, switch-mode power supplies, and electronic lamp ballasts.

  3. What is the maximum voltage and current rating for BUL138FP?

    • The maximum voltage rating for BUL138FP is typically around 400V, and the maximum current rating is approximately 8A.

  4. What are the key features of BUL138FP that make it suitable for technical solutions?

    • BUL138FP offers high voltage capability, low saturation voltage, and fast switching speed, making it ideal for power applications.

  5. Can BUL138FP be used in automotive applications?

    • Yes, BUL138FP can be utilized in automotive systems such as electronic ignition and engine management systems due to its high power handling capabilities.

  6. What are the thermal considerations when using BUL138FP in technical solutions?

    • Proper heat sinking and thermal management are essential when using BUL138FP to ensure optimal performance and reliability.

  7. Does BUL138FP require any special driving circuitry?

    • BUL138FP may require appropriate driving circuitry to ensure safe and efficient operation, especially in high-power applications.

  8. Are there any recommended alternative components to BUL138FP?

    • Some alternative components to BUL138FP include BUL128FP, BUL138F, and BUL128F, which offer similar characteristics and performance.

  9. What are the typical failure modes of BUL138FP in technical solutions?

    • Common failure modes include overvoltage stress, overcurrent conditions, and thermal overstress, which can lead to degradation or permanent damage.

  10. Where can I find detailed application notes and technical specifications for BUL138FP?

    • Detailed application notes and technical specifications for BUL138FP can be found in the datasheet provided by the manufacturer or on their official website.