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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.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MPSA43_D75Z i tekniska lösningar

  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.