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MPSA43_D75Z
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MPSA43_D75Z

Product Overview

  • Category: Transistor
  • Use: Amplification and switching of electronic signals
  • Characteristics: High voltage, low current NPN bipolar junction transistor
  • Package: TO-92
  • Essence: Small-signal amplifier
  • Packaging/Quantity: 100 units per pack

Specifications

  • Voltage - Collector Emitter Breakdown (Max): 80V
  • Current - Collector (Ic) (Max): 500mA
  • Power - Max: 625mW
  • DC Current Gain (hFE) (Min) @ Ic, Vce: 30 @ 150mA, 1V
  • Transition Frequency: 100MHz

Detailed Pin Configuration

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

Functional Features

  • High voltage capability
  • Low leakage current
  • Fast switching speed

Advantages

  • Versatile applications in amplification and switching circuits
  • Compact TO-92 package for easy integration
  • High transition frequency for improved performance

Disadvantages

  • Limited power handling capacity compared to other transistors
  • Relatively low DC current gain

Working Principles

The MPSA43_D75Z operates as a current-controlled switch or amplifier. When a small current flows into the base terminal, it controls a much larger current between the collector and emitter terminals, allowing for signal amplification or switching.

Detailed Application Field Plans

  • Audio amplification circuits
  • Signal processing circuits
  • Switching circuits in electronic devices

Detailed and Complete Alternative Models

  • BC547
  • 2N3904
  • 2N2222

This comprehensive entry provides an in-depth understanding of the MPSA43_D75Z transistor, covering its specifications, features, advantages, and application fields, while also offering alternative models for comparison.

Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MPSA43_D75Z trong giải pháp kỹ thuật

  1. What is MPSA43_D75Z?

    • MPSA43_D75Z is a high voltage NPN bipolar junction transistor (BJT) commonly used in amplifier and switching applications.

  2. What are the key specifications of MPSA43_D75Z?

    • The key specifications include a collector-emitter voltage (VCEO) of 80V, a collector current (IC) of 500mA, and a power dissipation (PD) of 625mW.

  3. In what technical solutions can MPSA43_D75Z be used?

    • MPSA43_D75Z can be used in audio amplifiers, signal amplification circuits, voltage regulators, and general purpose switching applications.

  4. What are the typical operating conditions for MPSA43_D75Z?

    • The typical operating conditions include a collector current (IC) of 100mA, a collector-emitter voltage (VCE) of 10V, and a base current (IB) of 5mA.

  5. How does MPSA43_D75Z compare to similar transistors?

    • Compared to similar transistors, MPSA43_D75Z offers higher collector-emitter voltage (VCEO) and power dissipation (PD), making it suitable for high voltage applications.

  6. What are the recommended circuit configurations for using MPSA43_D75Z as an amplifier?

    • Common emitter and common collector configurations are commonly used with MPSA43_D75Z for amplifier applications.

  7. Can MPSA43_D75Z be used in low power applications?

    • Yes, MPSA43_D75Z can be used in low power applications due to its ability to handle lower collector currents and voltages.

  8. Are there any specific thermal considerations when using MPSA43_D75Z?

    • It is important to consider proper heat sinking and thermal management, especially when operating at higher power dissipation levels.

  9. What are the typical failure modes of MPSA43_D75Z?

    • Common failure modes include thermal runaway at high currents, breakdown due to excessive voltage, and damage from static discharge.

  10. Where can I find detailed application notes for using MPSA43_D75Z in technical solutions?

    • Detailed application notes and reference designs can be found in the datasheet provided by the manufacturer or through technical resources available online.