ON Semiconductor
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MPSA12_D75Z
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MPSA12_D75Z

Product Overview

Category

The MPSA12_D75Z belongs to the category of bipolar junction transistors (BJTs).

Use

It is commonly used as a general-purpose amplifier or switch in electronic circuits.

Characteristics

  • Low power dissipation
  • High current gain
  • Low noise

Package

The MPSA12_D75Z is typically available in a TO-92 package.

Essence

This transistor is essential for amplifying and switching electronic signals in various applications.

Packaging/Quantity

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

Specifications

  • Collector-Base Voltage (VCBO): 80V
  • Collector-Emitter Voltage (VCEO): 40V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 500mA
  • Power Dissipation (PD): 625mW
  • Transition Frequency (fT): 100MHz

Detailed Pin Configuration

The MPSA12_D75Z has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High current gain
  • Low noise
  • Suitable for low-power applications

Advantages

  • Versatile use in amplification and switching
  • Low power dissipation
  • High reliability

Disadvantages

  • Limited voltage and current handling capabilities
  • Sensitive to temperature variations

Working Principles

The MPSA12_D75Z 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

  1. Audio Amplification: The transistor can be used in audio amplifiers to boost weak signals.
  2. Signal Switching: It can serve as a switch to control the flow of signals in electronic circuits.
  3. Oscillator Circuits: The transistor can be utilized in oscillator circuits for generating oscillating signals.

Detailed and Complete Alternative Models

  1. BC547: A widely used alternative with similar characteristics.
  2. 2N3904: Another popular substitute offering comparable performance.
  3. BC337: Suitable for low-power applications and available in various packages.

In conclusion, the MPSA12_D75Z is a versatile bipolar junction transistor with applications in amplification, switching, and oscillator circuits. While it offers advantages such as low power dissipation and high current gain, it has limitations in voltage and current handling. Engineers and hobbyists can consider alternative models like BC547, 2N3904, and BC337 based on their specific requirements.

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기술 솔루션에 MPSA12_D75Z 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the MPSA12_D75Z used for?

    • The MPSA12_D75Z is a general-purpose NPN bipolar junction transistor commonly used in amplification and switching applications.

  2. What are the key specifications of the MPSA12_D75Z?

    • The MPSA12_D75Z has a maximum collector current of 500mA, a maximum collector-emitter voltage of 30V, and a maximum power dissipation of 625mW.

  3. Can the MPSA12_D75Z be used for audio amplification?

    • Yes, the MPSA12_D75Z can be used for small-signal audio amplification due to its low noise and high gain characteristics.

  4. Is the MPSA12_D75Z suitable for switching applications?

    • Yes, the MPSA12_D75Z is commonly used in low-power switching applications due to its fast switching speed and moderate power handling capabilities.

  5. What are the typical operating conditions for the MPSA12_D75Z?

    • The MPSA12_D75Z is typically operated at a collector current of 100-150mA and a collector-emitter voltage of 5-15V.

  6. Can the MPSA12_D75Z be used in high-frequency applications?

    • While the MPSA12_D75Z has moderate frequency response, it may not be suitable for very high-frequency applications due to its transition frequency and capacitance characteristics.

  7. Are there any specific considerations for driving the MPSA12_D75Z in a circuit?

    • It is important to ensure proper base current and voltage levels when driving the MPSA12_D75Z to achieve the desired amplification or switching performance.

  8. What are some common alternatives to the MPSA12_D75Z?

    • Common alternatives to the MPSA12_D75Z include the 2N3904, BC547, and BC548 transistors, which have similar characteristics and can be used in comparable applications.

  9. Can the MPSA12_D75Z be used in temperature-sensitive environments?

    • The MPSA12_D75Z has a moderate temperature range and can be used in typical electronic applications within specified temperature limits.

  10. Where can I find detailed application notes for using the MPSA12_D75Z in technical solutions?

    • Detailed application notes for the MPSA12_D75Z can be found in the manufacturer's datasheet, as well as in various electronics engineering resources and forums.