Microsemi Corporation
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
2N3419S
자세히보기 데이터시트

2N3419S Transistor

Product Overview

The 2N3419S is a silicon NPN bipolar junction transistor (BJT) primarily used for general-purpose amplification and switching applications. This transistor belongs to the category of small-signal transistors and is commonly utilized in electronic circuits due to its versatile characteristics. The 2N3419S comes in a TO-92 package and is available in various packaging quantities, making it suitable for both hobbyist and professional electronic projects.

Basic Information

  • Category: Small-signal transistor
  • Use: General-purpose amplification and switching
  • Characteristics: High gain, low noise, and reliable performance
  • Package: TO-92
  • Packaging/Quantity: Available in bulk or reel packaging options

Specifications

  • Maximum Power Dissipation: 625mW
  • Collector-Base Voltage (Vcbo): 80V
  • Collector-Emitter Voltage (Vceo): 40V
  • Emitter-Base Voltage (Vbe): 5V
  • Collector Current (Ic): 500mA
  • DC Current Gain (hfe): 100 - 300
  • Transition Frequency (ft): 250MHz

Detailed Pin Configuration

The 2N3419S transistor has three pins: 1. Collector (C): Connected to the positive supply voltage in typical circuit configurations. 2. Base (B): Used to control the flow of current between the collector and emitter. 3. Emitter (E): Connected to the ground or common reference point in most applications.

Functional Features

The 2N3419S offers the following functional features: - High gain: Provides significant amplification of input signals. - Low noise: Minimizes unwanted signal interference. - Reliable performance: Ensures stable operation over a wide range of conditions.

Advantages and Disadvantages

Advantages

  • Versatile application: Suitable for a wide range of electronic circuits.
  • High gain: Enables effective signal amplification.
  • Compact package: TO-92 form factor allows for easy integration into circuit designs.

Disadvantages

  • Limited power handling capability: Not suitable for high-power applications.
  • Moderate frequency response: May not be ideal for high-frequency designs.

Working Principles

The 2N3419S operates based on the principles of bipolar junction transistor action. When a small current flows into the base terminal, it controls a larger current flowing between the collector and emitter terminals. This amplification effect forms the basis of its functionality in amplification and switching circuits.

Detailed Application Field Plans

The 2N3419S transistor finds extensive use in the following application fields: - Audio amplifiers - Signal processing circuits - Switching circuits - Oscillator circuits - Sensor interfaces

Detailed and Complete Alternative Models

Several alternative models can serve as replacements for the 2N3419S, including: - BC547 - 2N2222 - 2N3904 - PN2222A - BC548

In conclusion, the 2N3419S transistor is a versatile component with widespread applications in electronic circuits, offering high gain, low noise, and reliable performance. Its compact package and compatibility with alternative models make it a popular choice for various design requirements.

Word Count: 464

기술 솔루션에 2N3419S 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the 2N3419S transistor used for?

    • The 2N3419S is a general-purpose NPN bipolar junction transistor commonly used in amplification and switching applications.

  2. What are the key specifications of the 2N3419S transistor?

    • The 2N3419S has a maximum collector current of 500mA, a maximum collector-emitter voltage of 40V, and a maximum power dissipation of 625mW.

  3. Can the 2N3419S be used for audio amplification?

    • Yes, the 2N3419S can be used for small-signal audio amplification due to its low noise and high gain characteristics.

  4. Is the 2N3419S suitable for switching applications?

    • Yes, the 2N3419S can be used for low-power switching applications due to its fast switching speed and moderate current handling capability.

  5. What are the typical operating conditions for the 2N3419S?

    • The 2N3419S is typically operated at a collector current of 100mA and a collector-emitter voltage of 20V.

  6. Does the 2N3419S require a heat sink for operation?

    • For most common applications within its specified limits, the 2N3419S does not require a heat sink. However, for high-power applications, a heat sink may be necessary.

  7. Can the 2N3419S be used in high-frequency applications?

    • The 2N3419S is not specifically designed for high-frequency applications, but it can be used at moderate frequencies up to a few megahertz.

  8. What are the typical circuit configurations for using the 2N3419S as an amplifier?

    • The 2N3419S can be used in common emitter or common collector configurations for amplification purposes.

  9. Are there any known reliability issues with the 2N3419S transistor?

    • The 2N3419S is a reliable and robust transistor when operated within its specified limits, and it does not have significant known reliability issues.

  10. Where can I find detailed application notes for using the 2N3419S in technical solutions?

    • Detailed application notes for the 2N3419S can be found in the manufacturer's datasheet, as well as in various electronics engineering reference books and online resources.