Microsemi Corporation
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2N5091

2N5091 Transistor

Product Overview

Category

The 2N5091 is a general-purpose NPN bipolar junction transistor (BJT).

Use

It is commonly used for amplification and switching applications in electronic circuits.

Characteristics

  • Low power, small signal transistor
  • High current gain
  • Low noise
  • Fast switching speed

Package

The 2N5091 is typically available in a TO-92 package.

Essence

This transistor is essential for various electronic devices and circuits that require amplification or switching of signals.

Packaging/Quantity

The 2N5091 is usually sold in reels or tubes containing multiple units.

Specifications

  • Collector-Base Voltage (VCBO): 40V
  • Collector-Emitter Voltage (VCEO): 25V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 0.1A
  • Power Dissipation (PD): 0.625W
  • Transition Frequency (fT): 150MHz
  • Operating Temperature: -65°C to 200°C

Detailed Pin Configuration

The 2N5091 transistor has three pins: 1. Base (B) 2. Collector (C) 3. Emitter (E)

Functional Features

  • High current gain allows for small base current to control larger collector current.
  • Fast switching speed enables rapid on/off transitions in electronic circuits.
  • Low noise makes it suitable for audio amplifier applications.

Advantages

  • Small size and low cost
  • Versatile for various amplification and switching tasks
  • Reliable performance in low-power applications

Disadvantages

  • Limited power handling capability
  • Susceptible to damage from excessive heat or voltage

Working Principles

The 2N5091 operates as a current-controlled switch or amplifier. When a small current flows into the base terminal, it controls a much larger current flowing between the collector and emitter terminals, allowing it to amplify or switch electronic signals.

Detailed Application Field Plans

The 2N5091 is widely used in the following applications: - Audio amplifiers - Signal amplification in electronic circuits - Switching circuits in electronic devices - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the 2N5091 include: - 2N2222 - BC547 - 2N3904 - 2N4401

In conclusion, the 2N5091 transistor is a versatile component with a wide range of applications in electronic circuits, offering high current gain, fast switching speed, and low noise characteristics. Its compact size and cost-effectiveness make it a popular choice for various amplification and switching tasks.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 2N5091 v technických řešeních

  1. What is the 2N5091 transistor used for?

    • The 2N5091 is a general-purpose PNP bipolar junction transistor commonly used for amplification and switching applications.

  2. What are the typical operating conditions for the 2N5091?

    • The 2N5091 transistor typically operates at a maximum collector-base voltage of -60V, a maximum collector-emitter voltage of -50V, and a maximum emitter-base voltage of -5V.

  3. What is the maximum current the 2N5091 can handle?

    • The 2N5091 transistor has a maximum continuous collector current (Ic) of 0.1A or 100mA.

  4. How do I connect the 2N5091 in a common-emitter configuration?

    • In a common-emitter configuration, the emitter is grounded, the base is the input, and the collector is the output. A load resistor is typically connected to the collector.

  5. Can the 2N5091 be used for audio amplification?

    • Yes, the 2N5091 can be used for small-signal audio amplification due to its low noise and moderate gain characteristics.

  6. What are some common applications of the 2N5091?

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

  7. What are the key specifications to consider when using the 2N5091 in a design?

    • Key specifications to consider include maximum voltage ratings, current handling capabilities, gain (hfe), and frequency response.

  8. How do I calculate the power dissipation for the 2N5091 in a given circuit?

    • Power dissipation can be calculated using the formula Pd = Ic * Vce, where Ic is the collector current and Vce is the collector-emitter voltage.

  9. Can the 2N5091 be used in high-frequency applications?

    • While the 2N5091 has moderate frequency response, it may not be suitable for very high-frequency applications due to its transition frequency limitations.

  10. Are there any common pitfalls to avoid when using the 2N5091?

    • It's important to avoid exceeding the maximum ratings for voltage, current, and power dissipation to prevent damage to the transistor. Additionally, proper biasing and thermal considerations should be taken into account for reliable operation.