Allegro MicroSystems, LLC
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A1147LLHLT-T
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A1147LLHLT-T Product Overview

Introduction

A1147LLHLT-T 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. In this entry, we will provide an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of A1147LLHLT-T.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: To regulate and stabilize voltage in electronic devices and systems
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-252-3 (DPAK)
  • Essence: Ensures stable and regulated power supply
  • Packaging/Quantity: Typically available in reels of 2500 units

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 1.2V to 16V
  • Output Current: Up to 1A
  • Dropout Voltage: 300mV at 1A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

A1147LLHLT-T follows the standard pin configuration for TO-252-3 package: 1. Input Voltage (VIN) 2. Ground (GND) 3. Output Voltage (VOUT)

Functional Features

  • High Precision: Provides accurate and stable output voltage regulation
  • Low Dropout Voltage: Ensures efficient operation even when input voltage is close to the output voltage
  • Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited maximum output current compared to higher-rated models
  • Requires external components for specific applications

Working Principles

A1147LLHLT-T operates based on the principle of feedback control, where it compares the actual output voltage with 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

A1147LLHLT-T finds extensive use in various applications, including: - Battery-powered devices - Portable consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to A1147LLHLT-T include: - LM2940CT-12/NOPB - MIC29302WT - LT1763CS8-3.3

In conclusion, A1147LLHLT-T is a reliable voltage regulator with precise regulation, thermal protection, and wide applicability across different electronic systems and devices.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van A1147LLHLT-T in technische oplossingen

  1. What is A1147LLHLT-T?

    • A1147LLHLT-T is a Hall effect sensor designed for use in various technical solutions, such as position sensing and proximity detection.

  2. What are the key features of A1147LLHLT-T?

    • The key features of A1147LLHLT-T include high sensitivity, low power consumption, and a wide operating temperature range.

  3. How is A1147LLHLT-T typically used in technical solutions?

    • A1147LLHLT-T is commonly used for non-contact switching applications, speed measurement, and current sensing in automotive, industrial, and consumer electronics.

  4. What is the operating voltage range of A1147LLHLT-T?

    • A1147LLHLT-T typically operates within a voltage range of 3.8V to 24V.

  5. What output does A1147LLHLT-T provide?

    • A1147LLHLT-T provides a digital output signal, making it suitable for interfacing with microcontrollers and other digital systems.

  6. Is A1147LLHLT-T sensitive to external magnetic fields?

    • Yes, A1147LLHLT-T is sensitive to external magnetic fields, so proper shielding and placement considerations should be taken into account during design.

  7. Can A1147LLHLT-T be used in harsh environments?

    • Yes, A1147LLHLT-T is designed to withstand harsh environmental conditions, including temperature extremes and vibration.

  8. What are the typical package options for A1147LLHLT-T?

    • A1147LLHLT-T is available in surface-mount packages, such as SOT-23 and SIP-3, providing flexibility for different application requirements.

  9. Does A1147LLHLT-T require any external components for operation?

    • A1147LLHLT-T typically requires minimal external components, simplifying its integration into technical solutions.

  10. Are there any application notes or reference designs available for A1147LLHLT-T?

    • Yes, the manufacturer provides application notes and reference designs to assist engineers in effectively implementing A1147LLHLT-T in their technical solutions.