ACS714LLCTR-50A-T

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ACS714LLCTR-50A-T

+Nomenclature

SENSOR CURRENT HALL 50A AC/DC

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Spécifications

Attribut Valeur
Part Status Not For New Designs
For Measuring AC/DC
Sensor Type Hall Effect, Open Loop
Current - Sensing 50A
Number of Channels 1
Output Ratiometric, Voltage
Sensitivity 40mV/A
Frequency DC ~ 80kHz
Linearity ±1.5%
Accuracy ±1.5%
Voltage - Supply 5V
Response Time 5µs
Current - Supply (Max) 13mA
Operating Temperature -40°C ~ 150°C
Polarization Bidirectional
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ACS714

Présentation

Description

The ACS714LLCTR-50A-T is a Hall-effect-based linear current sensor designed by Allegro MicroSystems. It is used for precise current sensing in industrial, commercial, and consumer applications. This sensor can measure both AC and DC currents with a range of up to ±50 Amperes. A key feature of the ACS714 is its isolation, which allows for safe measurements in high-voltage systems due to its 2.1 kVRMS minimum isolation voltage.
Its design integrates the Hall sensor and signal conditioning circuitry on a single chip, enabling a compact and efficient solution. The sensor outputs an analog voltage proportional to the current passing through its conductor, with a sensitivity of 40 mV per Ampere. The ACS714 has a response time of 5 µs, ensuring fast and accurate current readings.
Housed in a small surface-mount SOIC8 package, it is easy to integrate into printed circuit boards. With its high accuracy, reliability, and ease of use, the ACS714LLCTR-50A-T is ideal for applications like motor control, power supply monitoring, and overcurrent fault protection.

Equivalent

The ACS714LLCTR-50A-T is a Hall-effect-based linear current sensor. Equivalent products include:
1. ACS723 series by Allegro MicroSystems.
2. ACS770 series by Allegro MicroSystems.
3. INA219 from Texas Instruments for current sensing applications.
4. WCS1700 series by Winson.
5. TMCS1100 series by Texas Instruments.
These alternatives have similar functionalities but may vary in specifications such as current range, sensitivity, and voltage range. Always check the datasheets for compatibility with your specific requirements.

Features

The ACS714LLCTR-50A-T is a Hall-effect-based linear current sensor manufactured by Allegro MicroSystems. It is designed to measure both AC and DC currents up to 50 Amperes. Key features include:
1. Hall-Effect Sensor: Provides precise current sensing with an integrated Hall sensor.
2. High Accuracy: Offers a sensitivity of 40 mV/A with a typical accuracy of ±1.5%.
3. Low-Noise Analog Signal Path: Ensures accurate and clean analog output.
4. Wide Operating Voltage: Operates within a voltage range of 4.5V to 5.5V.
5. Electrical Isolation: Provides up to 2.1 kVRMS isolation between the current path and the signal path.
6. Compact Package: Comes in a surface-mount SOIC8 package, which is space-efficient for PCB design.
7. Overcurrent Fault Output: Has a built-in overcurrent fault detection mechanism for system protection.
8. Operating Temperature Range: Suitable for use in temperatures from -40°C to 150°C.
9. Low Power Loss: The internal conductor resistance is only 1.2 mΩ, minimizing power loss.
This sensor is commonly used in industrial, automotive, and consumer applications for real-time current monitoring.

Pinout

The ACS714LLCTR-50A-T is a Hall-effect-based linear current sensor IC manufactured by Allegro MicroSystems. It is designed to measure both AC and DC currents.
The device comes in an SOIC-8 package, meaning it has 8 pins. Here's a brief overview of its pin functions:
1. VCC (Pin 1): Power supply pin, typically connected to a 5V supply.
2. OUT (Pin 2): Analog output voltage pin. The output voltage is proportional to the current flowing through the conductor.
3. GND (Pin 3): Ground pin.
4. NC (Pin 4): No connect (not used).
5. IP+ (Pins 5-6): Current path input pin. Current enters through this pin.
6. IP- (Pins 7-8): Current path output pin. Current exits through this pin.
The ACS714LLCTR-50A-T can measure current up to ±50A with a sensitivity of 40mV/A and provides electrical isolation up to 2.1 kV RMS. The IC is ideal for applications requiring accurate current sensing in industrial, commercial, and communications systems.

Manufacturer

The ACS714LLCTR-50A-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in developing and manufacturing high-performance power and sensing solutions for motion control and energy-efficient systems. They are known for their expertise in producing integrated circuits and semiconductor devices for automotive, industrial, consumer, and communications applications. Allegro focuses on providing innovative solutions that enhance the performance and efficiency of their customers' products.

Application

The ACS714LLCTR-50A-T is a Hall-effect-based linear current sensor designed for various applications. Key application areas include:
1. Motor Control: It provides precise current monitoring in motor drives for applications like industrial automation and HVAC systems.
2. Power Management: Used in inverters and uninterruptible power supplies (UPS) for efficient power regulation.
3. Battery Management Systems (BMS): Helps in monitoring and controlling charge/discharge currents in electric vehicles and renewable energy systems.
4. Overcurrent Protection: Implements protective measures in power circuits and electronic devices.
5. Consumer Electronics: Ensures safe and efficient operation in devices like home appliances.
Its ability to handle up to 50A makes it suitable for both low and high-current applications.

Package

The ACS714LLCTR-50A-T is a surface-mount device (SMD) packaged in an SOIC-8 package.

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