Microsemi Corporation
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JAN2N2221AUB
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JAN2N2221AUB

Product Overview

  • Category: Transistor
  • Use: Amplification and switching in electronic circuits
  • Characteristics: High voltage, high current, low power dissipation
  • Package: TO-18 metal can package
  • Essence: NPN bipolar junction transistor
  • Packaging/Quantity: Typically available in reels of 1000 units

Specifications

  • Maximum Collector-Emitter Voltage: 75V
  • Maximum Collector-Base Voltage: 75V
  • Maximum Emitter-Base Voltage: 6V
  • Collector Current - Continuous: 800mA
  • Power Dissipation: 500mW
  • Transition Frequency: 250MHz
  • Operating Temperature: -65°C to 200°C

Detailed Pin Configuration

The JAN2N2221AUB transistor has three pins: 1. Collector (C): Connected to the positive supply voltage in most applications. 2. Base (B): Controls the flow of current between the collector and emitter. 3. Emitter (E): Connected to the ground or negative supply voltage in most applications.

Functional Features

  • High voltage capability
  • Low leakage current
  • Fast switching speed
  • Good linearity

Advantages and Disadvantages

Advantages

  • High voltage and current handling capabilities
  • Suitable for high-frequency applications
  • Low power dissipation

Disadvantages

  • Relatively limited maximum collector current compared to some other transistors
  • Sensitive to temperature variations

Working Principles

The JAN2N2221AUB operates based on the principles of bipolar junction transistors. When a small current is applied to the base terminal, it controls a much larger current flowing between the collector and emitter terminals. This allows the transistor to amplify signals or act as a switch in electronic circuits.

Detailed Application Field Plans

The JAN2N2221AUB is commonly used in various electronic applications such as: - Audio amplifiers - RF amplifiers - Switching circuits - Oscillators - Signal processing circuits

Detailed and Complete Alternative Models

Some alternative models to the JAN2N2221AUB include: - 2N2221 - 2N2222 - BC337 - BC547 - 2N3904

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací JAN2N2221AUB v technických řešeních

  1. What is the JAN2N2221AUB transistor used for?

    • The JAN2N2221AUB transistor is commonly used for general-purpose switching and amplification in technical solutions.

  2. What are the key specifications of the JAN2N2221AUB transistor?

    • The JAN2N2221AUB transistor typically has a maximum collector current of 800mA, a maximum power dissipation of 625mW, and a voltage rating of 75V.

  3. Can the JAN2N2221AUB be used in high-frequency applications?

    • While the JAN2N2221AUB can be used in moderate frequency applications, it may not be suitable for high-frequency applications due to its transition frequency characteristics.

  4. What are some common circuit configurations using the JAN2N2221AUB?

    • The JAN2N2221AUB can be used in common emitter, common base, and common collector configurations for various technical solutions.

  5. Is the JAN2N2221AUB suitable for low-noise amplifier designs?

    • The JAN2N2221AUB may not be the best choice for low-noise amplifier designs due to its noise figure characteristics.

  6. What are the typical operating temperatures for the JAN2N2221AUB?

    • The JAN2N2221AUB transistor is typically rated for operation within the -65°C to +200°C temperature range.

  7. Can the JAN2N2221AUB be used in automotive applications?

    • The JAN2N2221AUB can be used in certain automotive applications, but it's important to consider temperature, voltage, and other environmental factors.

  8. Are there any common failure modes associated with the JAN2N2221AUB?

    • Common failure modes for the JAN2N2221AUB include thermal runaway, overvoltage stress, and excessive current stress.

  9. What are some alternative transistors to consider if the JAN2N2221AUB is not available?

    • Alternatives to the JAN2N2221AUB include the 2N2222A, PN2222A, and BC547 transistors, among others.

  10. How can I improve the reliability of the JAN2N2221AUB in my technical solution?

    • Improving reliability can be achieved through proper heat sinking, voltage regulation, and ensuring that the transistor operates within its specified limits.