Microsemi Corporation
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JANTX2N4854

JANTX2N4854

Product Overview

Category

The JANTX2N4854 belongs to the category of bipolar junction transistors (BJTs).

Use

It is commonly used for amplification and switching of electronic signals in various applications.

Characteristics

  • High voltage capability
  • Low noise
  • High current gain
  • Wide operating temperature range

Package

The JANTX2N4854 is typically available in a TO-39 metal can package.

Essence

This transistor is essential for electronic circuit design, especially in applications requiring high voltage and low noise amplification.

Packaging/Quantity

It is usually packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

  • Collector-Base Voltage (Vcbo): 80V
  • Collector-Emitter Voltage (Vceo): 40V
  • Emitter-Base Voltage (Vebo): 6V
  • Collector Current (Ic): 200mA
  • Power Dissipation (Pd): 625mW
  • Transition Frequency (ft): 150MHz
  • Operating Temperature Range: -65°C to 200°C

Detailed Pin Configuration

The JANTX2N4854 has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High voltage capability allows for use in power supply circuits.
  • Low noise makes it suitable for audio amplifier applications.
  • High current gain enables efficient signal amplification.

Advantages

  • Versatile application in both amplification and switching circuits.
  • Wide operating temperature range enhances its suitability for various environments.

Disadvantages

  • Limited maximum collector current compared to some other transistors.
  • Higher power dissipation compared to certain modern alternatives.

Working Principles

The JANTX2N4854 operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current.

Detailed Application Field Plans

  1. Audio Amplification: Utilized in audio amplifier circuits due to its low noise characteristics.
  2. Power Supply Regulation: Used in voltage regulator circuits to handle high voltage requirements.
  3. Switching Circuits: Employed in electronic switches for controlling various loads.

Detailed and Complete Alternative Models

  1. JANTX2N4855: Similar specifications with higher collector current capability.
  2. JANTX2N4856: Enhanced power dissipation and lower transition frequency for specific applications.

In conclusion, the JANTX2N4854 is a versatile BJT with high voltage capability, making it suitable for a wide range of amplification and switching applications. Its characteristics and functional features position it as a valuable component in electronic circuit design, although designers should consider alternative models for specific performance requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng JANTX2N4854 trong giải pháp kỹ thuật

Sure, here are 10 common questions and answers related to the application of JANTX2N4854:

  1. What is the JANTX2N4854 transistor used for?

    • The JANTX2N4854 is a high-reliability, high-performance NPN transistor commonly used in military and aerospace applications.

  2. What are the key specifications of the JANTX2N4854 transistor?

    • The JANTX2N4854 transistor has a maximum collector current of 100mA, a maximum power dissipation of 300mW, and a voltage rating of 40V.

  3. Can the JANTX2N4854 be used in commercial applications?

    • While the JANTX2N4854 is designed for military and aerospace use, it can also be used in commercial applications where high reliability and performance are required.

  4. What are some typical applications of the JANTX2N4854 transistor?

    • Typical applications include amplifier circuits, switching circuits, and other general-purpose electronic designs that require a high-reliability transistor.

  5. What are the temperature range and storage conditions for the JANTX2N4854?

    • The JANTX2N4854 is designed to operate within a temperature range of -65°C to +200°C and should be stored in a dry, non-corrosive environment.

  6. Is the JANTX2N4854 suitable for high-frequency applications?

    • Yes, the JANTX2N4854 has a transition frequency of 150MHz, making it suitable for high-frequency applications.

  7. Does the JANTX2N4854 require any special handling during assembly or soldering?

    • The JANTX2N4854 should be handled and soldered using industry-standard ESD precautions and soldering techniques to ensure its reliability.

  8. Are there any recommended alternative transistors to the JANTX2N4854?

    • Some alternative transistors with similar specifications include the JANTX2N2222A and the JANTX2N3904.

  9. What are the typical failure modes of the JANTX2N4854 transistor?

    • Common failure modes include excessive heat, overvoltage, and overstress, which can lead to degradation of the transistor's performance.

  10. Where can I find detailed technical information and datasheets for the JANTX2N4854?

    • Detailed technical information and datasheets for the JANTX2N4854 can be obtained from authorized distributors or the manufacturer's website.