Littelfuse Inc.
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LA100P251
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LA100P251

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High efficiency, compact design
  • Package: TO-220, TO-252
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage: 4.5V to 40V
  • Output Voltage: Adjustable from 1.25V to 37V
  • Output Current: Up to 1A
  • Dropout Voltage: 1.5V at 1A
  • Quiescent Current: 5mA
  • Operating Temperature: -40°C to 125°C

Detailed Pin Configuration

  1. Input
  2. Ground
  3. Output

Functional Features

  • Adjustable Output: Allows for a wide range of output voltages.
  • Thermal Shutdown: Protects the device during over-temperature conditions.
  • Current Limiting: Safeguards against excessive load currents.

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • Low dropout voltage
  • Thermal shutdown protection

Disadvantages

  • Limited output current compared to some alternatives
  • Higher quiescent current than certain models

Working Principles

The LA100P251 is a voltage regulator integrated circuit that maintains a stable output voltage by adjusting its internal resistance based on the input voltage and load conditions. It utilizes feedback control to achieve precise regulation.

Detailed Application Field Plans

  • Automotive Electronics: Used in vehicle power supply systems.
  • Industrial Equipment: Provides regulated power for various industrial applications.
  • Consumer Electronics: Incorporated into electronic devices requiring stable power sources.

Detailed and Complete Alternative Models

  • LM317: Offers similar adjustable output voltage capabilities.
  • LM2940: Provides lower dropout voltage for higher efficiency.

This comprehensive entry provides an in-depth understanding of the LA100P251, covering its specifications, features, application fields, and alternative models within the specified word count.

10个与LA100P251在技术解决方案中的应用相关的常见问题及解答

  1. What is LA100P251?

    • LA100P251 is a high-performance, low-power operational amplifier commonly used in technical solutions.

  2. What are the key features of LA100P251?

    • The key features of LA100P251 include low power consumption, high performance, and wide operating voltage range.

  3. What are the typical applications of LA100P251?

    • LA100P251 is commonly used in battery-powered devices, sensor interfaces, and portable instrumentation due to its low power consumption.

  4. What is the input voltage range of LA100P251?

    • The input voltage range of LA100P251 typically extends from the negative supply rail to the positive supply rail.

  5. What is the output voltage swing of LA100P251?

    • The output voltage swing of LA100P251 is typically close to the supply rails, making it suitable for single-supply applications.

  6. What is the quiescent current of LA100P251?

    • The quiescent current of LA100P251 is typically very low, making it ideal for battery-powered applications.

  7. Does LA100P251 require external compensation?

    • No, LA100P251 is designed to be stable with capacitive loads and does not require external compensation.

  8. What is the temperature range for operation of LA100P251?

    • LA100P251 is designed to operate over a wide temperature range, typically from -40°C to 125°C.

  9. Can LA100P251 be used in audio applications?

    • Yes, LA100P251 can be used in audio applications due to its high performance and low distortion characteristics.

  10. Is LA100P251 available in surface-mount packages?

    • Yes, LA100P251 is available in various surface-mount packages, making it suitable for compact designs and automated assembly processes.