Microsemi Corporation
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2N3823
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2N3823 Transistor

Product Overview

The 2N3823 is a bipolar junction transistor (BJT) belonging to the category of small-signal transistors. It is commonly used for amplification and switching applications due to its high gain and low noise characteristics. The transistor is typically packaged in a TO-92 package and is available in both through-hole and surface mount configurations. Its essence lies in its ability to amplify weak signals with low power input. The standard packaging quantity for the 2N3823 transistor is 100 pieces per pack.

Specifications

  • Maximum Collector-Emitter Voltage: 40V
  • Maximum Collector-Base Voltage: 40V
  • Maximum Emitter-Base Voltage: 5V
  • Continuous Collector Current: 200mA
  • Power Dissipation: 625mW
  • Transition Frequency: 250MHz
  • Noise Figure: 5dB

Detailed Pin Configuration

The 2N3823 transistor has three pins: 1. Base (B) 2. Collector (C) 3. Emitter (E)

Functional Features

The 2N3823 transistor offers high voltage and current ratings, making it suitable for various amplification and switching applications. It exhibits low noise and high gain characteristics, making it ideal for use in audio amplifiers and signal processing circuits.

Advantages and Disadvantages

Advantages

  • High gain
  • Low noise
  • High voltage and current ratings
  • Wide operating frequency range

Disadvantages

  • Limited power handling capability
  • Relatively higher cost compared to some alternative models

Working Principles

The 2N3823 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals. This amplification process forms the basis of its functionality.

Detailed Application Field Plans

The 2N3823 transistor finds extensive application in the following fields: - Audio amplification - Signal processing circuits - Oscillator circuits - Switching applications

Detailed and Complete Alternative Models

Some alternative models to the 2N3823 transistor include: - 2N3904 - BC547 - 2N2222 - BC548

In conclusion, the 2N3823 transistor is a versatile component widely used in amplification and switching applications due to its high gain, low noise, and high voltage ratings. Its compact size and compatibility with various circuit configurations make it a popular choice among electronics enthusiasts and professionals alike.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 2N3823 in technische oplossingen

  1. What is the 2N3823 transistor used for?

    • The 2N3823 is a JFET (junction field-effect transistor) commonly used for low-power, high-input impedance applications such as amplifiers and switches.

  2. What are the key specifications of the 2N3823 transistor?

    • The 2N3823 has a maximum drain-source voltage of 25V, a maximum gate-source voltage of 25V, and a maximum continuous drain current of 50mA.

  3. How can the 2N3823 be used in amplifier circuits?

    • The 2N3823 can be used as a voltage-controlled resistor in amplifier circuits, providing high input impedance and low noise characteristics.

  4. What are the typical applications of the 2N3823 in technical solutions?

    • Typical applications include audio amplifiers, instrumentation amplifiers, analog switches, and voltage-controlled resistors.

  5. What are the pin configurations of the 2N3823 transistor?

    • The 2N3823 has three pins: drain (D), source (S), and gate (G).

  6. What are the advantages of using the 2N3823 in technical solutions?

    • The 2N3823 offers high input impedance, low noise, and good linearity, making it suitable for low-power, high-impedance applications.

  7. How does the 2N3823 compare to other JFET transistors in its class?

    • The 2N3823 offers similar performance to other JFET transistors in its class, with comparable specifications and characteristics.

  8. Can the 2N3823 be used in switching applications?

    • Yes, the 2N3823 can be used as an analog switch due to its ability to act as a voltage-controlled resistor.

  9. What are the temperature considerations when using the 2N3823 in technical solutions?

    • The 2N3823 has a maximum operating temperature of 150°C, so thermal management should be considered in high-temperature environments.

  10. Where can I find detailed datasheets and application notes for the 2N3823?

    • Detailed datasheets and application notes for the 2N3823 can be found on semiconductor manufacturer websites or electronic component distributor platforms.