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2A1279

2A1279 Product Overview

Product Identification

  • Product Name: 2A1279
  • Category: Electronic Component
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage
  • Package: TO-220, TO-263
  • Essence: Regulating voltage in electronic circuits
  • Packaging/Quantity: Typically sold in reels of 1000 units

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.25V to 20V
  • Output Current: 2A
  • Dropout Voltage: 0.3V at 2A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1 (VIN): Input Voltage
  • Pin 2 (GND): Ground
  • Pin 3 (VOUT): Output Voltage

Functional Features

  • High Efficiency: Minimizes power dissipation
  • Low Dropout Voltage: Suitable for low input-output voltage differential applications
  • Short Circuit Protection: Safeguards the regulator and the load during fault conditions
  • Thermal Shutdown: Prevents damage due to excessive heat

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Low dropout voltage
  • Short circuit protection

Disadvantages

  • Higher quiescent current compared to some alternatives
  • Limited output current compared to higher-rated regulators

Working Principles

The 2A1279 is a linear voltage regulator that uses a pass transistor to control the output voltage based on the input voltage and load requirements. It maintains a stable output voltage by dissipating excess power as heat when the input voltage exceeds the required output voltage.

Detailed Application Field Plans

The 2A1279 is commonly used in various electronic devices such as: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • LM2940
  • LM2937
  • LM1086
  • LM317

In conclusion, the 2A1279 voltage regulator offers high efficiency and a wide input voltage range, making it suitable for various electronic applications. However, its higher quiescent current and limited output current should be considered when selecting a regulator for specific designs.

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10个与2A1279在技术解决方案中的应用相关的常见问题及解答

  1. What is 2A1279?

    • 2A1279 is a specific type of component or material used in technical solutions, often known for its [specific properties or characteristics].

  2. How is 2A1279 typically used in technical solutions?

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  3. What are the key advantages of using 2A1279 in technical solutions?

    • The use of 2A1279 offers advantages such as [list specific advantages like durability, conductivity, etc.].

  4. Are there any limitations or drawbacks to using 2A1279 in technical solutions?

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  6. What are the key technical specifications of 2A1279 that engineers should consider?

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  8. Are there any industry standards or regulations related to the use of 2A1279 in technical solutions?

    • It's important to adhere to [mention relevant standards or regulations] when incorporating 2A1279 into technical solutions to ensure compliance and safety.

  9. What are some best practices for handling and storing 2A1279 in technical applications?

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Feel free to customize the specific details based on your knowledge of 2A1279 and its applications.