Microsemi Corporation
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2N5240

2N5240 Transistor

Product Overview

Category:

The 2N5240 is a general-purpose PNP bipolar junction transistor (BJT).

Use:

It is commonly used for amplification and switching of electronic signals in various applications.

Characteristics:

  • Low power dissipation
  • High current gain
  • Low noise
  • Medium frequency capability

Package:

The 2N5240 is typically available in a TO-92 package.

Essence:

This transistor is essential for electronic circuit design, especially in low-power applications.

Packaging/Quantity:

The 2N5240 is usually sold in reels or tubes containing multiple units, with quantities varying based on supplier and customer requirements.

Specifications

  • Collector-Emitter Voltage (Vce): -30V
  • Collector-Base Voltage (Vcb): -60V
  • Emitter-Base Voltage (Veb): -5V
  • Collector Current (Ic): -600mA
  • Power Dissipation (Pd): 625mW
  • Transition Frequency (ft): 100MHz

Detailed Pin Configuration

The 2N5240 transistor has three pins: the emitter, base, and collector. In a TO-92 package, the pinout configuration is as follows: - Pin 1: Emitter - Pin 2: Base - Pin 3: Collector

Functional Features

The 2N5240 transistor offers the following functional features: - Amplification of weak electronic signals - Switching capabilities for digital and analog circuits - Reliable performance in low-power applications

Advantages and Disadvantages

Advantages

  • High current gain
  • Low power dissipation
  • Suitable for medium frequency applications

Disadvantages

  • Limited voltage and current ratings compared to high-power transistors
  • Not suitable for high-frequency applications

Working Principles

The 2N5240 operates based on the principles of bipolar junction transistors, where the flow of current is controlled by the application of a small signal at the base terminal, resulting in amplified output at the collector terminal.

Detailed Application Field Plans

The 2N5240 transistor finds extensive use in the following application fields: - Audio amplifiers - Signal amplification circuits - Switching circuits in electronic devices - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the 2N5240 transistor include: - 2N3906 - BC557 - MPSA42 - 2N2907

In conclusion, the 2N5240 transistor is a versatile component widely used in electronic circuit design for its amplification and switching capabilities, making it an essential part of various low-power applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 2N5240 v technických řešeních

  1. What is the 2N5240 transistor used for?

    • The 2N5240 is a PNP bipolar junction transistor commonly used for amplification and switching applications.

  2. What are the typical operating conditions for the 2N5240?

    • The 2N5240 operates with a maximum collector-base voltage of 60V, a collector current of 600mA, and a power dissipation of 625mW.

  3. How can the 2N5240 be used in amplifier circuits?

    • The 2N5240 can be used as a small-signal amplifier in audio and other low-power applications due to its high current gain and low noise characteristics.

  4. Can the 2N5240 be used for switching applications?

    • Yes, the 2N5240 can be used for low-power switching applications due to its moderate switching speed and current-handling capabilities.

  5. What are the typical circuit configurations for using the 2N5240?

    • Common configurations include common emitter for amplification and emitter follower for impedance matching and buffering.

  6. What are the key parameters to consider when designing with the 2N5240?

    • Key parameters include the base current, collector current, voltage ratings, and power dissipation to ensure proper operation and reliability.

  7. Are there any specific considerations for driving the 2N5240 in a circuit?

    • It's important to provide appropriate biasing and drive levels to ensure the transistor operates within its specified parameters and avoids saturation or cutoff.

  8. Can the 2N5240 be used in high-frequency applications?

    • While the 2N5240 has moderate frequency response, it may not be suitable for very high-frequency applications due to its transition frequency and capacitance characteristics.

  9. What are some common alternatives to the 2N5240?

    • Alternatives include the 2N3906, BC557, and other PNP transistors with similar characteristics and ratings.

  10. Where can I find detailed datasheets and application notes for the 2N5240?

    • Datasheets and application notes for the 2N5240 can be found on semiconductor manufacturer websites, distributor platforms, and technical documentation repositories.