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MPSA43_D74Z

MPSA43_D74Z

Product Overview

  • Category: Transistor
  • Use: Amplification and switching of electronic signals
  • Characteristics: High voltage, low power, NPN bipolar junction transistor
  • Package: TO-92
  • Essence: Small-signal amplifier
  • Packaging/Quantity: Bulk packaging, 1000 units per pack

Specifications

  • Voltage - Collector Emitter Breakdown (Max): 200V
  • Current - Collector (Ic) (Max): 500mA
  • Power - Max: 625mW
  • DC Current Gain (hFE) (Min) @ Ic, Vce: 30 @ 150mA, 1V
  • Transition Frequency: 100MHz

Detailed Pin Configuration

  • Pin 1 (Emitter): Connects to the ground or the common line
  • Pin 2 (Base): Input terminal for controlling the flow of current
  • Pin 3 (Collector): Output terminal where the amplified signal is obtained

Functional Features

  • Amplification: Provides high gain for small input signals
  • Switching: Capable of rapidly switching between on and off states
  • Low Power: Operates efficiently with low power consumption

Advantages and Disadvantages

  • Advantages:
    • High voltage capability
    • Versatile applications in amplification and switching circuits
    • Compact TO-92 package
  • Disadvantages:
    • Relatively low current handling capacity
    • Limited power dissipation capability

Working Principles

The MPSA43_D74Z operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flowing between the collector and emitter terminals. This allows for signal amplification and switching functions.

Detailed Application Field Plans

  • Audio Amplification: Used in audio amplifiers for signal amplification.
  • Switching Circuits: Employed in various electronic switching applications.
  • Sensor Interfaces: Utilized in sensor interface circuits for signal conditioning.

Detailed and Complete Alternative Models

  • BC337: Similar NPN transistor with comparable characteristics
  • 2N3904: Another NPN transistor commonly used for amplification and switching

This comprehensive entry provides an in-depth understanding of the MPSA43_D74Z transistor, including its specifications, functional features, application fields, and alternative models.

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技術ソリューションにおける MPSA43_D74Z の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the MPSA43_D74Z transistor used for?

    • The MPSA43_D74Z is a high voltage NPN bipolar junction transistor commonly used in amplification and switching applications.
  2. What are the typical operating conditions for the MPSA43_D74Z?

    • The MPSA43_D74Z operates under a maximum collector-emitter voltage of 200V and a collector current of 500mA.
  3. Can the MPSA43_D74Z be used for audio amplification?

    • Yes, the MPSA43_D74Z can be used for small-signal audio amplification due to its high voltage capability and moderate current handling.
  4. Is the MPSA43_D74Z suitable for low-power switching applications?

    • Yes, the MPSA43_D74Z is suitable for low-power switching applications such as relay driving and small motor control.
  5. What are the key characteristics of the MPSA43_D74Z that make it suitable for technical solutions?

    • The MPSA43_D74Z features high voltage capability, low leakage current, and moderate current handling, making it versatile for various technical solutions.
  6. Are there any specific thermal considerations when using the MPSA43_D74Z?

    • It is important to consider proper heat sinking for the MPSA43_D74Z, especially when operating at higher currents or in elevated temperature environments.
  7. Can the MPSA43_D74Z be used in conjunction with microcontrollers or digital logic circuits?

    • Yes, the MPSA43_D74Z can be interfaced with microcontrollers and digital logic circuits for various control and amplification purposes.
  8. What are the typical applications where the MPSA43_D74Z is commonly used?

    • Common applications for the MPSA43_D74Z include audio amplifiers, low-power switching circuits, signal amplification, and general purpose electronic control.
  9. Does the MPSA43_D74Z require any special biasing arrangements?

    • The MPSA43_D74Z typically requires standard NPN transistor biasing arrangements and can be easily integrated into existing circuit designs.
  10. Where can I find detailed technical specifications and application notes for the MPSA43_D74Z?

    • Detailed technical specifications and application notes for the MPSA43_D74Z can be found in the manufacturer's datasheet and application guides, which are available on their official website or through authorized distributors.