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PMBT4403Z
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PMBT4403Z

Introduction

The PMBT4403Z is a transistor belonging to the category of small signal transistors. It is commonly used in electronic circuits for amplification and switching purposes due to its specific characteristics and performance.

Basic Information Overview

  • Category: Small Signal Transistor
  • Use: Amplification and Switching in Electronic Circuits
  • Characteristics: High Voltage, Low Power Dissipation
  • Package: SOT-23
  • Essence: NPN Bipolar Junction Transistor
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Voltage - Collector Emitter Breakdown (Max): 40V
  • Current - Collector (Ic) (Max): 600mA
  • Power - Max: 225mW
  • DC Current Gain (hFE) (Min) @ Ic, Vce: 100 @ 150mA, 10V
  • Transition Frequency (Typ): 250MHz
  • Noise Figure (dB Typ @ f): 2dB @ 1kHz

Detailed Pin Configuration

The PMBT4403Z transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High Voltage Capability
  • Low Saturation Voltage
  • Fast Switching Speed
  • Low Power Dissipation

Advantages and Disadvantages

Advantages

  • High Voltage Rating
  • Low Power Dissipation
  • Fast Switching Speed

Disadvantages

  • Relatively Low Current Rating
  • Limited Power Handling Capacity

Working Principles

The PMBT4403Z operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to amplify or switch electronic signals.

Detailed Application Field Plans

The PMBT4403Z is widely used in various applications including: - Audio Amplifiers - Signal Processing Circuits - Switching Circuits - Oscillator Circuits

Detailed and Complete Alternative Models

Some alternative models to PMBT4403Z include: - BC847B - 2N3904 - BC337

In conclusion, the PMBT4403Z is a versatile small signal transistor with high voltage capability and low power dissipation, making it suitable for a wide range of electronic applications.

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  1. What is PMBT4403Z?

    • PMBT4403Z is a high-performance NPN bipolar junction transistor (BJT) designed for general-purpose amplifier and switching applications.

  2. What are the key features of PMBT4403Z?

    • The key features of PMBT4403Z include high current gain, low saturation voltage, and low equivalent on-resistance.

  3. What are the typical applications of PMBT4403Z?

    • Typical applications of PMBT4403Z include audio amplification, signal switching, and general-purpose switching in technical solutions.

  4. What is the maximum collector current rating of PMBT4403Z?

    • The maximum collector current rating of PMBT4403Z is typically 600mA.

  5. What is the maximum power dissipation of PMBT4403Z?

    • The maximum power dissipation of PMBT4403Z is typically 225mW.

  6. What is the voltage rating of PMBT4403Z?

    • PMBT4403Z has a maximum collector-emitter voltage (VCEO) of 40V.

  7. Is PMBT4403Z suitable for low-power applications?

    • Yes, PMBT4403Z is suitable for low-power applications due to its low saturation voltage and low equivalent on-resistance.

  8. Can PMBT4403Z be used in audio amplifier circuits?

    • Yes, PMBT4403Z is commonly used in audio amplifier circuits due to its high current gain and low saturation voltage.

  9. Does PMBT4403Z require external heat sinking?

    • In most cases, PMBT4403Z does not require external heat sinking due to its moderate power dissipation rating.

  10. Are there any recommended alternative transistors to PMBT4403Z?

    • Some recommended alternative transistors to PMBT4403Z include BC847B and BC337-25, which offer similar performance characteristics for certain applications.