Allegro MicroSystems, LLC
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A1145ELHLT
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A1145ELHLT Product Overview

Introduction

A1145ELHLT is a versatile electronic component that belongs to the category of voltage regulators. This product is widely used in various electronic devices to regulate and stabilize voltage levels, ensuring consistent and reliable performance.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: Stabilizing voltage levels in electronic circuits
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-220
  • Essence: Ensures stable voltage output
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Input Voltage Range: 4.5V to 20V
  • Output Voltage Range: 1.25V to 18V
  • Output Current: Up to 5A
  • Dropout Voltage: 0.45V at 5A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The A1145ELHLT voltage regulator has a standard TO-220 package with three pins: 1. Input (VIN): Connects to the input voltage source 2. Ground (GND): Connected to the ground reference 3. Output (VOUT): Provides the regulated output voltage

Functional Features

  • High Precision: Provides accurate and stable output voltage
  • Low Dropout Voltage: Minimizes power loss and heat dissipation
  • Thermal Shutdown Protection: Safeguards the regulator from overheating

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Wide input voltage range
  • Thermal protection for enhanced safety

Disadvantages

  • Higher dropout voltage compared to some alternatives
  • Requires adequate heat sinking for high current applications

Working Principles

The A1145ELHLT operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain a constant output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

This voltage regulator finds extensive use in various applications, including: - Power supplies for consumer electronics - Automotive electronics - Industrial control systems - Battery charging circuits

Detailed and Complete Alternative Models

  • LM7805: Traditional linear voltage regulator with similar specifications
  • LM317: Adjustable voltage regulator suitable for various applications
  • MP2307: Switching voltage regulator offering high efficiency

In conclusion, the A1145ELHLT voltage regulator offers precise and reliable voltage regulation, making it an essential component in a wide range of electronic devices and systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací A1145ELHLT v technických řešeních

Sure, here are 10 common questions and answers related to the application of A1145ELHLT in technical solutions:

  1. What is A1145ELHLT?

    • A1145ELHLT is a high-sensitivity micropower omnipolar digital Hall-effect sensor IC.

  2. What are the key features of A1145ELHLT?

    • The key features include ultra-low power consumption, wide operating voltage range, and high sensitivity.

  3. In what applications can A1145ELHLT be used?

    • A1145ELHLT can be used in various applications such as proximity sensing, position sensing, and speed measurement in automotive, industrial, and consumer electronics.

  4. What is the operating voltage range of A1145ELHLT?

    • The operating voltage range is typically from 2.5V to 5.5V.

  5. How sensitive is A1145ELHLT?

    • A1145ELHLT has high sensitivity, making it suitable for detecting small magnetic fields.

  6. What is the power consumption of A1145ELHLT?

    • A1145ELHLT has ultra-low power consumption, making it ideal for battery-powered applications.

  7. Does A1145ELHLT have any built-in protection features?

    • Yes, A1145ELHLT includes built-in reverse polarity protection and output short-circuit protection.

  8. Can A1145ELHLT operate in harsh environments?

    • Yes, A1145ELHLT is designed to operate in harsh environments with its robust construction and wide temperature range.

  9. Is A1145ELHLT RoHS compliant?

    • Yes, A1145ELHLT is RoHS compliant, meeting environmental standards.

  10. Where can I find more detailed technical information about A1145ELHLT?

    • Detailed technical information about A1145ELHLT can be found in the datasheet provided by the manufacturer or on their official website.