Microsemi Corporation
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2N6988
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2N6988 Transistor

Product Overview

Category

The 2N6988 is a bipolar junction transistor (BJT) belonging to the NPN type.

Use

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

Characteristics

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

Package

The 2N6988 is typically available in a TO-92 package.

Essence

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

Packaging/Quantity

It is usually packaged in reels, tubes, or bulk quantities depending on the supplier.

Specifications

  • Collector-Base Voltage: 60V
  • Collector-Emitter Voltage: 60V
  • Emitter-Base Voltage: 5V
  • Collector Current: 200mA
  • Power Dissipation: 625mW
  • Transition Frequency: 50MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The 2N6988 transistor has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High current gain allows for small base current to control large collector current.
  • Low power dissipation makes it suitable for low-power applications.
  • Fast switching speed enables quick response in switching applications.

Advantages

  • High current gain provides efficient signal amplification.
  • Small form factor and low cost make it suitable for compact designs.
  • Versatile usage in both amplification and switching applications.

Disadvantages

  • Limited voltage and current handling capabilities compared to power transistors.
  • Susceptible to thermal runaway if not properly heat-sinked in high-power applications.

Working Principles

The 2N6988 operates based on the principles of controlling current flow between its terminals using a small input current at the base terminal. This controls the larger output current flowing from the collector to the emitter.

Detailed Application Field Plans

Amplification

The 2N6988 can be used in audio amplifiers, sensor interfaces, and signal conditioning circuits due to its high current gain and low power dissipation.

Switching

In digital logic circuits, the 2N6988 can act as a switch to control the flow of current, making it suitable for applications such as relay drivers and LED drivers.

Detailed and Complete Alternative Models

  • 2N4401
  • BC547
  • 2N2222
  • 2N3904

These alternative models offer similar characteristics and can be used as substitutes for the 2N6988 in various applications.

In conclusion, the 2N6988 transistor is a versatile component with applications in both amplification and switching circuits. Its compact size, high current gain, and moderate voltage capability make it a popular choice for a wide range of electronic designs.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением 2N6988 в технических решениях.

Sure, here are 10 common questions and answers related to the application of 2N6988 in technical solutions:

  1. What is the 2N6988 transistor used for?

    • The 2N6988 is a high-speed switching transistor commonly used in electronic circuits for applications such as amplification and switching.

  2. What are the key features of the 2N6988 transistor?

    • The 2N6988 transistor features high-speed switching, low collector-emitter saturation voltage, and high current capability.

  3. What are the typical applications of the 2N6988 transistor?

    • Typical applications include switching power supplies, motor control, audio amplifiers, and general purpose switching circuits.

  4. What is the maximum collector current of the 2N6988 transistor?

    • The maximum collector current (Ic) of the 2N6988 transistor is typically around 5 amperes.

  5. What is the maximum collector-emitter voltage rating of the 2N6988 transistor?

    • The maximum collector-emitter voltage (Vce) rating of the 2N6988 transistor is typically around 60 volts.

  6. What are the recommended operating conditions for the 2N6988 transistor?

    • The 2N6988 transistor is typically operated at a collector current (Ic) of 1 ampere and a collector-emitter voltage (Vce) of 20 volts.

  7. Is the 2N6988 transistor suitable for high-frequency applications?

    • Yes, the 2N6988 transistor is suitable for high-frequency applications due to its high-speed switching capability.

  8. Can the 2N6988 transistor be used in audio amplifier circuits?

    • Yes, the 2N6988 transistor can be used in audio amplifier circuits due to its high current capability and low collector-emitter saturation voltage.

  9. What are the thermal characteristics of the 2N6988 transistor?

    • The 2N6988 transistor has a maximum junction temperature of around 150°C and a thermal resistance from junction to case (RθJC) of approximately 3°C/W.

  10. Are there any specific considerations for driving the 2N6988 transistor in a switching application?

    • When driving the 2N6988 transistor in a switching application, it's important to consider the peak current and voltage requirements to ensure proper operation and reliability.

These questions and answers cover various aspects of the 2N6988 transistor and its application in technical solutions.