ON Semiconductor
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MPSA18_D75Z
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MPSA18_D75Z

Product Overview

Category: Transistor
Use: Amplification and switching of electronic signals
Characteristics: Small signal NPN bipolar junction transistor, high current gain, low noise
Package: TO-92
Essence: Small-signal amplification
Packaging/Quantity: Bulk packaging, 100 pieces per pack

Specifications

  • Collector-Base Voltage (VCBO): 45V
  • Collector-Emitter Voltage (VCEO): 45V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 200mA
  • Power Dissipation (Ptot): 625mW
  • Transition Frequency (ft): 100MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High current gain
  • Low noise
  • Small size for space-constrained applications

Advantages

  • Suitable for low-power amplification
  • Versatile in various electronic circuits
  • Reliable performance

Disadvantages

  • Limited power handling capability
  • Susceptible to thermal runaway in high-power applications

Working Principles

The MPSA18_D75Z operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its three terminals to amplify or switch electronic signals.

Detailed Application Field Plans

  1. Audio amplification circuits
  2. Signal processing circuits
  3. Switching circuits

Detailed and Complete Alternative Models

  1. 2N3904
  2. BC547
  3. 2N2222

This comprehensive entry provides a detailed overview of the MPSA18_D75Z transistor, covering its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MPSA18_D75Z en soluciones técnicas

  1. What is MPSA18_D75Z?

    • MPSA18_D75Z is a high voltage NPN bipolar junction transistor (BJT) commonly used in electronic circuits for amplification and switching applications.

  2. What are the typical applications of MPSA18_D75Z?

    • The typical applications of MPSA18_D75Z include audio amplifiers, signal amplification, voltage regulators, and motor control circuits.

  3. What is the maximum voltage and current rating for MPSA18_D75Z?

    • The maximum collector-emitter voltage (VCEO) for MPSA18_D75Z is 60V, and the maximum collector current (IC) is 500mA.

  4. How do I determine the appropriate biasing and operating conditions for MPSA18_D75Z in my circuit?

    • The biasing and operating conditions for MPSA18_D75Z can be determined using the transistor's datasheet, which provides information on recommended operating parameters and characteristics.

  5. Can MPSA18_D75Z be used for low noise amplifier designs?

    • Yes, MPSA18_D75Z can be used in low noise amplifier designs due to its low noise characteristics and high gain.

  6. What are the thermal considerations for MPSA18_D75Z in high-power applications?

    • In high-power applications, it is important to consider the thermal management of MPSA18_D75Z by using appropriate heat sinks and ensuring proper ventilation to prevent overheating.

  7. Are there any specific layout considerations when using MPSA18_D75Z in a PCB design?

    • It is recommended to minimize lead lengths, provide adequate grounding, and follow best practices for high-frequency and high-current traces in the PCB layout when using MPSA18_D75Z.

  8. Can MPSA18_D75Z be used in switching power supply designs?

    • Yes, MPSA18_D75Z can be used in switching power supply designs, particularly in low to medium power applications where its high voltage and current ratings are suitable.

  9. What are the key parameters to consider when selecting MPSA18_D75Z for a specific application?

    • Key parameters to consider include VCEO, IC, hFE (current gain), frequency response, and power dissipation to ensure the transistor meets the requirements of the application.

  10. Where can I find additional resources and support for designing with MPSA18_D75Z?

    • Additional resources and support for designing with MPSA18_D75Z can be found through the manufacturer's datasheets, application notes, and technical support channels.