Panasonic Electronic Components
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AN78L24M
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AN78L24M

Product Overview

Category

AN78L24M belongs to the category of voltage regulators.

Use

It is primarily used to regulate and stabilize voltage in electronic circuits.

Characteristics

  • AN78L24M is a low-power, fixed-voltage regulator.
  • It operates with an input voltage range of 8V to 35V.
  • The output voltage is fixed at 24V.
  • It has a maximum output current of 100mA.
  • AN78L24M offers excellent line and load regulation characteristics.
  • It provides thermal shutdown protection.

Package

AN78L24M comes in a TO-92 package.

Essence

The essence of AN78L24M lies in its ability to provide a stable and regulated output voltage of 24V, making it suitable for various electronic applications.

Packaging/Quantity

AN78L24M is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 8V to 35V
  • Output Voltage: 24V
  • Maximum Output Current: 100mA
  • Line Regulation: ±2%
  • Load Regulation: ±4%
  • Dropout Voltage: 1.7V (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

AN78L24M has three pins:

  1. Input (VIN): This pin is connected to the input voltage source.
  2. Ground (GND): This pin is connected to the ground reference.
  3. Output (VOUT): This pin provides the regulated output voltage of 24V.

Functional Features

  • Low-power consumption
  • Excellent line and load regulation
  • Thermal shutdown protection
  • Compact size and easy integration into circuit designs

Advantages

  • Stable and regulated output voltage
  • Wide input voltage range
  • Low dropout voltage
  • Reliable performance in various operating conditions

Disadvantages

  • Limited maximum output current (100mA)
  • Not suitable for high-power applications

Working Principles

AN78L24M operates based on the principle of linear voltage regulation. It utilizes a series pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains constant, even with varying input voltages and load conditions.

Detailed Application Field Plans

AN78L24M finds applications in various electronic devices and circuits, including but not limited to:

  1. Power supply units
  2. Battery chargers
  3. Audio amplifiers
  4. Industrial control systems
  5. Automotive electronics
  6. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AN78L24M are:

  1. LM7805: A popular 5V voltage regulator.
  2. LM317: A versatile adjustable voltage regulator.
  3. LT1083: A high-current, adjustable voltage regulator.
  4. LM1117: A low-dropout voltage regulator.

These alternative models offer different voltage outputs, current capabilities, and additional features, providing flexibility for various application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AN78L24M en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AN78L24M in technical solutions:

  1. Q: What is AN78L24M? A: AN78L24M is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 24 volts.

  2. Q: What is the input voltage range for AN78L24M? A: The input voltage range for AN78L24M is typically between 27 volts and 35 volts.

  3. Q: Can AN78L24M handle higher input voltages? A: No, AN78L24M is designed to operate within the specified input voltage range. Exceeding this range may damage the IC.

  4. Q: What is the maximum output current of AN78L24M? A: The maximum output current of AN78L24M is 100 mA (milliamperes).

  5. Q: Is AN78L24M suitable for low-power applications? A: Yes, AN78L24M is commonly used in low-power applications where a stable 24-volt supply is required.

  6. Q: Does AN78L24M require any external components for operation? A: Yes, AN78L24M requires input and output capacitors for stability and filtering purposes. Refer to the datasheet for recommended values.

  7. Q: Can AN78L24M handle short-circuit conditions? A: AN78L24M has built-in protection against short circuits, but it is still advisable to avoid prolonged short-circuit conditions to prevent overheating.

  8. Q: Can AN78L24M be used in automotive applications? A: Yes, AN78L24M can be used in automotive applications as long as the input voltage range and output current requirements are within its specifications.

  9. Q: Is AN78L24M available in different package types? A: Yes, AN78L24M is available in various package types such as TO-92, SOT-89, and SOP-8. Choose the appropriate package for your application.

  10. Q: Are there any recommended operating conditions for AN78L24M? A: Yes, AN78L24M should be operated within the specified temperature range of -40°C to +85°C and with proper heat dissipation if necessary.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's recommendations for AN78L24M.