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L7824ACV

L7824ACV

Product Overview

  • Category: Voltage Regulator
  • Use: To regulate and stabilize the output voltage in electronic circuits
  • Characteristics:
    • Fixed output voltage of 24 volts
    • High current capability
    • Low dropout voltage
  • Package: TO-220
  • Essence: Integrated circuit voltage regulator
  • Packaging/Quantity: Available in reels or tubes, quantity depends on manufacturer

Specifications

  • Input Voltage Range: 25V to 35V
  • Output Voltage: 24V
  • Output Current: Up to 1.5A
  • Dropout Voltage: 2V (maximum)
  • Line Regulation: 0.04% (typical)
  • Load Regulation: 0.3% (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The L7824ACV voltage regulator has three pins:

  1. Input (VIN): Connects to the input voltage source.
  2. Ground (GND): Connected to the ground reference of the circuit.
  3. Output (VOUT): Provides the regulated output voltage.

Functional Features

  • Regulates the output voltage to a fixed 24 volts.
  • Provides a stable output even with varying input voltages.
  • Protects the connected circuitry from voltage fluctuations.
  • Offers thermal shutdown protection in case of excessive heat.

Advantages and Disadvantages

Advantages

  • Simple and easy to use.
  • Provides a stable and reliable output voltage.
  • Suitable for a wide range of applications.
  • Can handle high current loads.

Disadvantages

  • Requires an input voltage higher than the desired output voltage.
  • Generates heat during operation, requiring proper heat dissipation.

Working Principles

The L7824ACV is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

The L7824ACV is commonly used in various electronic applications, including:

  1. Power supply circuits for microcontrollers and other digital ICs.
  2. Audio amplifiers and preamplifiers.
  3. Industrial control systems.
  4. Automotive electronics.
  5. Battery charging circuits.

Detailed and Complete Alternative Models

  • LM7805: 5V fixed output voltage regulator
  • LM7812: 12V fixed output voltage regulator
  • LM317: Adjustable output voltage regulator

These alternative models offer different fixed or adjustable output voltages to suit specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L7824ACV v technických řešeních

  1. What is the maximum input voltage for L7824ACV?
    - The maximum input voltage for L7824ACV is 35V.

  2. What is the output voltage of L7824ACV?
    - The output voltage of L7824ACV is 24V.

  3. Can L7824ACV handle high current loads?
    - Yes, L7824ACV can handle high current loads up to 1.5A.

  4. Is L7824ACV suitable for automotive applications?
    - Yes, L7824ACV is suitable for automotive applications.

  5. What is the typical dropout voltage of L7824ACV?
    - The typical dropout voltage of L7824ACV is 2V at 1A load.

  6. Does L7824ACV require an external heat sink?
    - Yes, L7824ACV may require an external heat sink depending on the application and load conditions.

  7. Can L7824ACV be used in both linear and switching power supply designs?
    - L7824ACV is primarily designed for linear power supply applications.

  8. What is the operating temperature range of L7824ACV?
    - The operating temperature range of L7824ACV is -40°C to 125°C.

  9. Is L7824ACV available in different package types?
    - Yes, L7824ACV is available in TO-220 and D²PAK package types.

  10. Are there any recommended input/output capacitor values for L7824ACV?
    - It is recommended to use a 0.33μF capacitor on the input and a 0.1μF capacitor on the output for stability and noise reduction.