Microsemi Corporation
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2N3868S
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2N3868S Transistor

Product Overview

Category

The 2N3868S is a silicon NPN transistor, belonging to the category of discrete semiconductor devices.

Use

It is commonly used as an amplifier or switch in electronic circuits.

Characteristics

  • Low power dissipation
  • High current gain
  • Medium frequency capability

Package

The 2N3868S is typically available in a TO-39 metal can package.

Essence

This transistor is essential for amplifying and switching signals in various electronic applications.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Collector-Emitter Voltage: 40V
  • Maximum Collector Current: 0.2A
  • Power Dissipation: 0.5W
  • Transition Frequency: 100MHz
  • Operating Temperature Range: -65°C to 200°C

Detailed Pin Configuration

The 2N3868S transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • Amplification of weak signals
  • Switching high-power loads
  • Compatibility with various circuit configurations

Advantages and Disadvantages

Advantages

  • High current gain
  • Low power dissipation
  • Versatile applications

Disadvantages

  • Limited maximum voltage and current ratings
  • Relatively low transition frequency

Working Principles

The 2N3868S operates based on the principles of controlling current flow through its three terminals to amplify or switch electronic signals.

Detailed Application Field Plans

Audio Amplification

Utilized in audio amplifiers to boost weak audio signals for speakers or headphones.

Switching Circuits

In electronic switches to control the flow of current in various applications.

Oscillator Circuits

Employed in oscillator circuits to generate oscillating signals for communication systems.

Detailed and Complete Alternative Models

  • 2N2222A
  • BC547
  • 2N3904
  • BC548

In conclusion, the 2N3868S transistor is a versatile semiconductor device widely used in electronic circuits for amplification and switching purposes. Its characteristics, pin configuration, functional features, advantages, and application field plans make it a valuable component in various electronic designs.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng 2N3868S trong giải pháp kỹ thuật

  1. What is the 2N3868S transistor used for?

    • The 2N3868S transistor is commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the 2N3868S transistor?

    • The 2N3868S is a silicon NPN transistor with a maximum collector current of 1A, a maximum collector-base voltage of 60V, and a maximum power dissipation of 1W.

  3. How can the 2N3868S be used in amplifier circuits?

    • The 2N3868S can be used as a small-signal amplifier in audio and radio frequency (RF) circuits due to its high gain and low noise characteristics.

  4. Can the 2N3868S be used for switching applications?

    • Yes, the 2N3868S can be used for low-power switching applications such as signal routing and digital logic circuits.

  5. What are the typical operating conditions for the 2N3868S?

    • The 2N3868S operates within a temperature range of -65°C to 200°C and is suitable for use in various electronic systems.

  6. Are there any common alternative transistors to the 2N3868S?

    • Common alternatives to the 2N3868S include the 2N2222, BC547, and BC548 transistors, which have similar characteristics and can be used in its place in many circuits.

  7. What are the recommended circuit configurations for the 2N3868S?

    • The 2N3868S can be configured in common emitter, common base, or common collector configurations depending on the specific application requirements.

  8. Can the 2N3868S be used in high-frequency applications?

    • While the 2N3868S has some RF capabilities, it is more commonly used in low to moderate frequency applications due to its gain bandwidth limitations.

  9. What are the typical applications of the 2N3868S in technical solutions?

    • The 2N3868S is often used in audio amplifiers, signal processing circuits, voltage regulators, and general purpose electronic systems.

  10. Are there any special considerations when using the 2N3868S in circuit design?

    • When using the 2N3868S, it's important to consider proper biasing, thermal management, and voltage/current limitations to ensure reliable and stable operation in the intended application.