Allegro MicroSystems, LLC
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A1147LLHLT
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A1147LLHLT Product Overview

Introduction

A1147LLHLT is a versatile electronic component that belongs to the category of voltage regulators. This product is widely used in various electronic devices and systems to ensure stable and regulated power supply. Its characteristics, packaging, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are detailed below.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: To provide stable and regulated power supply in electronic devices and systems.
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection.
  • Package: TO-220, TO-252, TO-263
  • Essence: Regulating voltage to ensure consistent performance of electronic components.
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.2V to 20V
  • Output Current: Up to 5A
  • Dropout Voltage: Typically 0.6V at full load
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The A1147LLHLT typically has 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 regulation.
  • Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
  • Thermal Shutdown Protection: Safeguards the regulator from overheating.

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation for sensitive electronic components.
  • Wide input and output voltage range.
  • Thermal protection enhances safety and longevity.

Disadvantages

  • Higher dropout voltage compared to some alternative models.
  • May require additional heat sinking in high-power applications.

Working Principles

The A1147LLHLT operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage despite changes in input voltage or load.

Detailed Application Field Plans

This voltage regulator is commonly used in various applications including: - Power supplies for consumer electronics - Automotive electronics - Industrial control systems - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models to A1147LLHLT include: - LM317: Classic linear voltage regulator with adjustable output. - LM7805: Fixed 5V regulator suitable for many applications. - LT1083: High current adjustable voltage regulator.

In conclusion, the A1147LLHLT voltage regulator offers precise and reliable voltage regulation for a wide range of electronic applications, making it an essential component in modern electronic design.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací A1147LLHLT v technických řešeních

  1. What is A1147LLHLT?

    • A1147LLHLT is a high-performance, low-power Hall-effect sensor designed for use in various technical solutions.

  2. What are the key features of A1147LLHLT?

    • The A1147LLHLT features ultra-sensitive magnetic response, low power consumption, and a wide operating voltage range, making it suitable for a variety of applications.

  3. In what applications can A1147LLHLT be used?

    • A1147LLHLT can be used in applications such as position sensing, proximity detection, speed measurement, and current sensing in automotive, industrial, and consumer electronics.

  4. What is the operating voltage range of A1147LLHLT?

    • A1147LLHLT has an operating voltage range of 3.8V to 30V, allowing for flexibility in different system designs.

  5. How sensitive is A1147LLHLT to magnetic fields?

    • A1147LLHLT is highly sensitive to magnetic fields, with a typical sensitivity of 2.5mV/Gauss.

  6. Does A1147LLHLT have any integrated protection features?

    • Yes, A1147LLHLT includes built-in reverse polarity protection and output short-circuit protection to enhance reliability in various applications.

  7. What is the temperature range for A1147LLHLT?

    • A1147LLHLT operates within a temperature range of -40°C to 150°C, ensuring performance in harsh environmental conditions.

  8. Can A1147LLHLT be used in automotive applications?

    • Yes, A1147LLHLT is suitable for automotive applications, including gear shifters, throttle pedals, and brake pedals due to its robust design and performance.

  9. Is A1147LLHLT RoHS compliant?

    • Yes, A1147LLHLT is compliant with the Restriction of Hazardous Substances (RoHS) directive, meeting environmental standards.

  10. Where can I find more detailed technical information about A1147LLHLT?

    • Detailed technical information about A1147LLHLT can be found in the product datasheet provided by the manufacturer or on their official website.