Allegro MicroSystems, LLC
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ACS709LLFTR-35BB-T
צפה בפרטים DataSheets

ACS709LLFTR-35BB-T

Introduction

The ACS709LLFTR-35BB-T is a current sensor designed for use in various electronic applications. This entry provides an overview of the product, including its category, use, characteristics, package details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Current Sensor
  • Use: Measuring and monitoring electrical currents in electronic circuits
  • Characteristics: High accuracy, low offset voltage, wide dynamic range
  • Package: Surface Mount Device (SMD)
  • Essence: Provides precise current measurement for efficient circuit monitoring
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Operating Voltage: 3.0V to 5.5V
  • Output Type: Analog Voltage
  • Sensitivity: 35mV/A
  • Bandwidth: DC to 120kHz
  • Temperature Range: -40°C to 125°C
  • Isolation Voltage: 2.1kV RMS

Detailed Pin Configuration

The ACS709LLFTR-35BB-T has a 6-pin configuration: 1. VCC (Power Supply) 2. GND (Ground) 3. VIOUT (Analog Output) 4. NC (No Connection) 5. NC (No Connection) 6. NC (No Connection)

Functional Features

  • High Accuracy Current Sensing
  • Low Offset Voltage for Precise Measurements
  • Wide Dynamic Range for Versatile Applications
  • Integrated Overcurrent Detection

Advantages and Disadvantages

Advantages

  • Accurate current measurement
  • Wide operating temperature range
  • Integrated overcurrent detection for added protection

Disadvantages

  • Requires external ADC for digital output conversion
  • Sensitive to electromagnetic interference in some environments

Working Principles

The ACS709LLFTR-35BB-T operates based on the Hall effect, where the magnetic field generated by the current-carrying conductor affects the output voltage. This voltage is then proportional to the input current, providing an accurate representation of the measured current.

Detailed Application Field Plans

The ACS709LLFTR-35BB-T is suitable for various applications, including: - Motor Control Systems - Power Management Units - Battery Management Systems - Industrial Automation - Renewable Energy Systems

Detailed and Complete Alternative Models

  • ACS712: Similar current sensor with different sensitivity options
  • Lem LV25-P: Hall effect current transducer with isolated output
  • Allegro ACS770: High-current sensor with ratiometric output

In conclusion, the ACS709LLFTR-35BB-T offers high-precision current sensing capabilities suitable for a wide range of electronic applications. Its compact SMD package and integrated features make it a versatile choice for circuit monitoring and control.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של ACS709LLFTR-35BB-T בפתרונות טכניים

  1. What is the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T is a high-precision, fully integrated Hall-effect-based linear current sensor designed for applications requiring high accuracy and reliability.

  2. What is the operating voltage range of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T operates over a wide voltage range of 3 V to 5.5 V, making it suitable for various power supply configurations.

  3. What is the typical output sensitivity of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T has a typical output sensitivity of 35 mV/A, allowing for precise current measurements in a variety of technical solutions.

  4. What is the bandwidth of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T has a bandwidth of 120 kHz, enabling accurate current sensing in dynamic systems and applications.

  5. What are the key features of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T features a low-noise analog signal path, overcurrent fault detection, and a small form factor, making it ideal for space-constrained applications.

  6. How does the ACS709LLFTR-35BB-T provide galvanic isolation?

    • The ACS709LLFTR-35BB-T provides galvanic isolation through its Hall-effect sensing technology, ensuring safe and accurate current measurements without the need for direct electrical contact.

  7. What are some common applications of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T is commonly used in motor control, power management systems, battery monitoring, and industrial automation applications.

  8. Does the ACS709LLFTR-35BB-T support overcurrent fault detection?

    • Yes, the ACS709LLFTR-35BB-T includes overcurrent fault detection, providing an added layer of protection in critical systems.

  9. What is the temperature range for operation of the ACS709LLFTR-35BB-T?

    • The ACS709LLFTR-35BB-T is designed to operate over a temperature range of -40°C to 125°C, ensuring reliable performance in harsh environments.

  10. Is the ACS709LLFTR-35BB-T RoHS compliant?

    • Yes, the ACS709LLFTR-35BB-T is RoHS compliant, meeting environmental standards for hazardous substance restrictions.