Central Semiconductor Corp
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CMPT3904G TR
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CMPT3904G TR

Introduction

The CMPT3904G TR is a versatile and widely used transistor that belongs to the category of small signal NPN bipolar junction transistors. This component is commonly utilized in various electronic applications due to its unique characteristics and reliable performance.

Basic Information Overview

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

Specifications

  • Collector-Base Voltage (VCBO): 40V
  • Collector-Emitter Voltage (VCEO): 40V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 200mA
  • Power Dissipation (PD): 300mW
  • Transition Frequency (fT): 250MHz
  • 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 saturation voltage
  • Fast switching speed
  • Low noise

Advantages

  • Versatile application range
  • Reliable performance
  • Compact SOT-23 package
  • Low power dissipation

Disadvantages

  • Limited collector current compared to power transistors
  • Moderate operating temperature range

Working Principles

The CMPT3904G TR operates based on the principles of bipolar junction transistors, where the flow of current is controlled by the voltage applied at the base terminal. It amplifies small signals and can also be used as a switch in electronic circuits.

Detailed Application Field Plans

This transistor finds extensive use in audio amplifiers, signal processing circuits, oscillators, and general electronic switching applications. Its high gain and low noise characteristics make it suitable for various low-power electronic designs.

Detailed and Complete Alternative Models

  • 2N3904
  • BC547
  • 2SC945
  • KSP2222A

In conclusion, the CMPT3904G TR is a fundamental component in the realm of small signal transistors, offering reliable performance and versatility in various electronic applications.

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10个与CMPT3904G TR在技术解决方案中的应用相关的常见问题及解答

  1. What is CMPT3904G TR?

    • CMPT3904G TR is a high-speed NPN bipolar junction transistor (BJT) commonly used in electronic circuits for amplification and switching applications.

  2. What are the key specifications of CMPT3904G TR?

    • The key specifications of CMPT3904G TR include a maximum collector current of 200mA, a maximum collector-base voltage of 60V, and a maximum transition frequency of 250MHz.

  3. How can CMPT3904G TR be used in technical solutions?

    • CMPT3904G TR can be used in technical solutions for signal amplification, digital logic gates, switching circuits, and as a driver for other semiconductor devices.

  4. What are the typical operating conditions for CMPT3904G TR?

    • The typical operating conditions for CMPT3904G TR include a collector current of 10mA to 100mA, a collector-emitter voltage of 40V, and an ambient temperature range of -55°C to 150°C.

  5. Can CMPT3904G TR be used in low-power applications?

    • Yes, CMPT3904G TR can be used in low-power applications due to its low collector current and voltage requirements.

  6. What are the recommended circuit configurations for CMPT3904G TR?

    • Common circuit configurations for CMPT3904G TR include common emitter, common base, and emitter follower configurations, depending on the specific application requirements.

  7. Are there any important considerations when designing with CMPT3904G TR?

    • It's important to consider the maximum ratings, thermal characteristics, and proper biasing when designing with CMPT3904G TR to ensure reliable and stable operation.

  8. Can CMPT3904G TR be used in high-frequency applications?

    • Yes, CMPT3904G TR has a high transition frequency of 250MHz, making it suitable for high-frequency applications such as RF amplifiers and oscillators.

  9. What are some alternative transistors to CMPT3904G TR?

    • Alternative transistors to CMPT3904G TR include 2N3904, BC547, and PN2222A, which have similar characteristics and can be used as substitutes in many applications.

  10. Where can I find detailed technical information about CMPT3904G TR?

    • Detailed technical information about CMPT3904G TR can be found in the datasheet provided by the manufacturer or through reputable electronics component distributors and websites.