ACS724LLCTR-20AU-T

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ACS724LLCTR-20AU-T

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SENSOR CURRENT HALL 20A DC

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
ForMeasuring DC
SensorType Hall Effect, Open Loop
Current-Sensing 20A
NumberofChannels 1
Output Ratiometric, Voltage
Sensitivity 200mv/A
Frequency 120kHz
Linearity ±1.5%
Accuracy ±0.7%
Voltage-Supply 4.5V ~ 5.5V
ResponseTime 4µs
Current-Supply(Max) 14mA
OperatingTemperature -40°C ~ 150°C
Polarization Unidirectional
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The ACS724LLCTR-20AU-T is a Hall-effect based linear current sensor IC designed for sensing AC and DC current in industrial, automotive, and commercial applications. Manufactured by Allegro MicroSystems, this device offers precise current measurement by outputting a voltage that is linearly proportional to the sensed current. It operates on a supply voltage of 3V to 5.5V and can handle currents up to ±20A.
Key features include a low-noise analog signal path, a bandwidth of 120 kHz, and the ability to maintain accuracy across a wide temperature range. The sensor integrates a precision, low-offset Hall element with a copper conduction path located near the die. This construction provides excellent isolation and reduced power loss due to its low resistance. The device is housed in a compact surface-mount package, making it suitable for space-constrained applications.
In summary, the ACS724LLCTR-20AU-T offers a robust solution for current monitoring with high accuracy, reliability, and ease of integration into various systems.

Equivalent

The ACS724LLCTR-20AU-T is a Hall-effect current sensor by Allegro MicroSystems. Equivalent products include the ACS712 series for similar applications, but with different specifications. For similar functionality, you might also consider current sensors from other manufacturers, such as the MCP3426 from Microchip or the INA219 from Texas Instruments. Ensure compatibility with your specific requirements, as these alternatives may have different voltage ranges, accuracy, or interface types.

Features

The ACS724LLCTR-20AU-T is a current sensor IC from Allegro MicroSystems. It features a Hall-effect sensor that provides an analog voltage output proportional to the current flowing through its copper conduction path. This sensor is capable of sensing both AC and DC currents up to 20A. The device offers high accuracy and reliability, with a typical sensitivity of 66mV/A. It operates within a voltage supply range of 3.3V to 5V, making it suitable for various applications.
Key features include:
- Bidirectional current sensing capability.
- Low resistance current path for minimal power loss.
- High bandwidth, typically up to 120 kHz.
- Internal regulatory protection and temperature compensation to enhance performance stability.
- Compact surface-mount SOIC-8 package for space-constrained designs.
- High isolation voltage, enhancing safety in high voltage applications.
These features make it suitable for use in industrial, automotive, and consumer applications requiring precise current monitoring and control.

Pinout

The ACS724LLCTR-20AU-T is a Hall-effect-based linear current sensor IC produced by Allegro MicroSystems. It features a total of 8 pins. The primary function of this IC is to measure AC and DC currents accurately. It provides an analog voltage output that is proportional to the sensed current passing through the conductor integrated within the sensor.
Key features of the ACS724LLCTR-20AU-T include:
1. Current Sensing Capability: It is designed to sense up to ±20A.
2. Analog Output: The output voltage is linearly proportional to the current flow, allowing easy interfacing with microcontrollers or analog-to-digital converters for current monitoring.
3. Isolation: Provides electrical isolation between the current path and sensor output, enhancing safety and reliability.
The ACS724 series is widely used in motor control, power monitoring, and overcurrent fault protection applications. It combines high accuracy with compact packaging, making it suitable for a variety of current sensing tasks.

Manufacturer

The ACS724LLCTR-20AU-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in developing and manufacturing advanced semiconductor products. It focuses primarily on providing solutions for motion control and energy-efficient systems, catering to the automotive, industrial, and consumer electronics markets. Allegro is known for its expertise in sensors, including Hall-effect sensor ICs, as well as power ICs and photonics. The company emphasizes innovation and reliability in its product offerings, which are designed to enhance the performance and efficiency of various electronic applications.

Application

The ACS724LLCTR-20AU-T is a Hall-effect-based linear current sensor IC used for measuring both AC and DC currents. Its application areas include:
1. Industrial Automation: Monitoring motor currents and detecting overload conditions.
2. Power Supplies: Current monitoring in switch-mode power supplies for overcurrent protection.
3. Renewable Energy: Monitoring currents in solar inverters and battery management systems.
4. Consumer Electronics: Overcurrent protection in appliances and electronic devices.
5. Automotive: Battery monitoring and protection in electric vehicles.
6. HVAC Systems: Monitoring and controlling current in heating, ventilation, and air conditioning systems.
Its high accuracy and isolation capabilities make it suitable for these applications.

Package

The ACS724LLCTR-20AU-T is a current sensor IC from Allegro MicroSystems. It typically comes in an SOIC-8 (Small Outline Integrated Circuit) package, which is a surface-mount package type known for its compact size and suitability for various electronic applications.

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