Microsemi Corporation
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
JANTX2N2221AUB
Zobrazit detail DataSheets

JANTX2N2221AUB

Product Overview

Category

The JANTX2N2221AUB belongs to the category of small-signal NPN bipolar junction transistors (BJTs).

Use

It is commonly used for general-purpose amplification and switching applications.

Characteristics

  • Low power dissipation
  • High current gain
  • Low noise
  • High voltage capability

Package

The JANTX2N2221AUB is typically available in a TO-18 metal can package.

Essence

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

Packaging/Quantity

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

Specifications

  • Collector-Base Voltage (Vcbo): 75V
  • Collector-Emitter Voltage (Vceo): 50V
  • Emitter-Base Voltage (Vbe): 6V
  • Collector Current (Ic): 800mA
  • Power Dissipation (Pd): 500mW
  • Transition Frequency (ft): 300MHz
  • Operating Temperature: -65°C to 200°C

Detailed Pin Configuration

The JANTX2N2221AUB has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High current gain allows for small input currents to control large output currents.
  • Low noise makes it suitable for low-level audio amplification.
  • High voltage capability enables it to be used in various voltage applications.

Advantages and Disadvantages

Advantages

  • Versatile use in amplification and switching circuits.
  • Low power dissipation.
  • High current gain.

Disadvantages

  • Limited maximum collector current compared to some other transistors.
  • Relatively lower transition frequency.

Working Principles

The JANTX2N2221AUB operates based on the principles of controlling current flow using a small input signal at the base terminal. When a small current is applied to the base, it controls the larger current flowing between the collector and emitter terminals.

Detailed Application Field Plans

Audio Amplification

Due to its low noise characteristics, the JANTX2N2221AUB is commonly used in audio amplification circuits, especially in low-level audio applications such as microphone preamplifiers.

Switching Circuits

Its high current gain and voltage capability make it suitable for use in various switching applications, including relay drivers and general-purpose digital logic circuits.

Detailed and Complete Alternative Models

Some alternative models to the JANTX2N2221AUB include: - 2N2222A - PN2222A - BC547 - BC548

In conclusion, the JANTX2N2221AUB is a versatile small-signal BJT with applications in amplification and switching circuits. Its low power dissipation, high current gain, and low noise characteristics make it a popular choice for various electronic designs.

[Word count: 466]

Note: The content provided covers the key aspects of the requested structure. If you need further details or modifications, feel free to let me know.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací JANTX2N2221AUB v technických řešeních

  1. What is the JANTX2N2221AUB transistor used for?

    • The JANTX2N2221AUB is a high-reliability, general-purpose NPN transistor commonly used in various technical solutions such as amplifiers, switches, and signal processing circuits.

  2. What are the key electrical characteristics of the JANTX2N2221AUB?

    • The JANTX2N2221AUB transistor typically has a collector current (Ic) of 800mA, a collector-emitter voltage (Vce) of 50V, and a DC current gain (hfe) of 100 to 300.

  3. Can the JANTX2N2221AUB be used in high-temperature environments?

    • Yes, the JANTX2N2221AUB is designed to operate in high-temperature environments and is suitable for applications where temperature stability is crucial.

  4. What are some common applications of the JANTX2N2221AUB in technical solutions?

    • Common applications include audio amplifiers, switching circuits, signal processing, and general-purpose electronic designs.

  5. Is the JANTX2N2221AUB suitable for use in military or aerospace applications?

    • Yes, the "JANTX" prefix indicates that the transistor meets the quality and reliability standards required for military and aerospace applications.

  6. What are the recommended operating conditions for the JANTX2N2221AUB?

    • The JANTX2N2221AUB is typically operated within a temperature range of -65°C to 200°C and with a maximum collector current of 800mA.

  7. Are there any specific considerations for circuit design when using the JANTX2N2221AUB?

    • It's important to ensure proper biasing and thermal management in the circuit design to maximize the performance and reliability of the transistor.

  8. Can the JANTX2N2221AUB be used as a switch in digital circuits?

    • Yes, the JANTX2N2221AUB can be utilized as a switch in digital circuits due to its ability to handle moderate currents and voltages.

  9. What are the typical package options available for the JANTX2N2221AUB?

    • The JANTX2N2221AUB is commonly available in TO-18 metal can packages and surface-mount SOT-23 packages.

  10. Where can I find detailed specifications and application notes for the JANTX2N2221AUB?

    • Detailed specifications and application notes for the JANTX2N2221AUB can be found in the manufacturer's datasheet and application guides, which are available from authorized distributors and the manufacturer's website.