Allegro MicroSystems, LLC
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ACS714LLCTR-50A-T
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ACS714LLCTR-50A-T

Introduction

The ACS714LLCTR-50A-T is a current sensor belonging to the category of Hall Effect-based linear current sensors. This device is widely used for measuring AC and DC currents in various applications due to its high accuracy and reliability.

Basic Information Overview

  • Category: Hall Effect-based linear current sensor
  • Use: Measuring AC and DC currents
  • Characteristics: High accuracy, reliable performance
  • Package: Surface mount package
  • Essence: Accurate current measurement
  • Packaging/Quantity: Varies based on supplier

Specifications

  • Operating Voltage: 5V
  • Sensitivity: 40mV/A
  • Output Type: Analog voltage
  • Bandwidth: DC to 120 kHz
  • Isolation Voltage: 2.1 kV RMS

Detailed Pin Configuration

The ACS714LLCTR-50A-T features a 3-pin configuration: 1. VCC: Power supply input 2. OUT: Analog voltage output 3. GND: Ground connection

Functional Features

  • High sensitivity to current changes
  • Low-noise output
  • Wide bandwidth for accurate measurements
  • Integrated overcurrent detection

Advantages

  • High accuracy in current measurement
  • Wide bandwidth for versatile applications
  • Integrated overcurrent detection for added safety

Disadvantages

  • Requires external calibration for precise measurements
  • Limited to a maximum current of 50A

Working Principles

The ACS714LLCTR-50A-T operates based on the Hall Effect, where the magnetic field generated by the current passing through the conductor is sensed and converted into an analog voltage output proportional to the current.

Detailed Application Field Plans

This sensor finds extensive use in various applications, including: - Motor control systems - Power supplies - Battery management systems - Industrial automation

Detailed and Complete Alternative Models

  1. ACS712ELCTR-05B-T: Similar functionality with lower current rating
  2. ACS723LLCTR-20A-T: Higher current rating with similar characteristics
  3. ACS758KCB-150B-PFF-T: Higher current rating and integrated overcurrent protection

In conclusion, the ACS714LLCTR-50A-T is a highly reliable and accurate current sensor suitable for a wide range of applications, offering precise current measurement and integrated overcurrent detection for enhanced safety.

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10个与ACS714LLCTR-50A-T在技术解决方案中的应用相关的常见问题及解答

  1. What is the ACS714LLCTR-50A-T?

    • The ACS714LLCTR-50A-T is a current sensor IC that can measure AC or DC current up to 50A.

  2. How does the ACS714LLCTR-50A-T work?

    • It utilizes Hall effect technology to sense the magnetic field generated by the current flowing through a conductor, and then converts it into an electrical signal proportional to the current.

  3. What are the typical applications of the ACS714LLCTR-50A-T?

    • It is commonly used in applications such as motor control, power supplies, and overcurrent protection in various electronic systems.

  4. What is the output signal of the ACS714LLCTR-50A-T?

    • The output is an analog voltage signal that is linearly proportional to the sensed current.

  5. How accurate is the ACS714LLCTR-50A-T?

    • It has a typical accuracy of around ±1.5% at room temperature, making it suitable for many precision applications.

  6. What is the operating voltage range of the ACS714LLCTR-50A-T?

    • It typically operates from 4.5V to 5.5V, making it compatible with standard power supply voltages.

  7. Can the ACS714LLCTR-50A-T measure both AC and DC currents?

    • Yes, it can accurately measure both AC and DC currents, making it versatile for different types of applications.

  8. Is the ACS714LLCTR-50A-T isolated?

    • No, it is not isolated, so proper precautions should be taken when integrating it into a system to ensure safety and proper isolation.

  9. What is the response time of the ACS714LLCTR-50A-T?

    • It has a fast response time, typically in the range of microseconds, allowing it to capture rapid changes in current flow.

  10. Are there any special considerations for PCB layout when using the ACS714LLCTR-50A-T?

    • Yes, proper PCB layout techniques should be followed to minimize noise and ensure accurate current sensing, including keeping the current-carrying traces close to the sensor and minimizing external magnetic interference.