Allegro MicroSystems ACS71020KMABTR-015B5-SPI

Allegro MicroSystems ACS71020KMABTR-015B5-SPI Environmental and export classification status description

The ACS71020KMABTR-015B5-SPI is a digital current sensor that provides accurate measurements of both AC and DC currents. It uses Hall effect technology to detect current flowing through a conductor without direct electrical connections. This device features a 31.4V integrated voltage regulator, and the digital interface is provided via SPI (Serial Peripheral Interface), making it suitable for various automation and control applications. Functions - Current Measurement: Measures high currents (up to 20A) with high accuracy. - Digital Output: SPI interface allows for easy communication with microcontrollers. - Precision: Includes a built-in temperature compensation mechanism to maintain accuracy across different operating temperatures. - Isolation: Provides electrical isolation between the measured current and the output signal for safety. Applications - Industrial Automation: Current monitoring in motors and drives. - Power Supply Monitoring: Current sensing in power management systems. - Renewable Energy: Monitoring current in solar inverters and battery management systems. - Electric Vehicles: Current measurement in battery systems. - Home Appliances: Current sensing in white goods for efficiency monitoring. Alternative Parts When looking for parts with similar functionality, consider these alternatives: 1. ACS712: An analog current sensor with similar features but in an easier-to-integrate package. 2. INA260: A digital current/power sensor from Texas Instruments that also communicates over I2C. 3. CS5460A: A high-precision energy measurement IC that can provide both voltage and current readings. 4. LT6105: A current sense amplifier that can be used for applications needing high bandwidth. Embedded Modules Several embedded development modules could use the ACS71020: - Arduino Current Sensing Module: Designed to interface the ACS71020 with Arduino platforms for rapid prototyping and development. - Raspberry Pi ADC Module: Allows the integration of the ACS71020 with Raspberry Pi systems for monitoring applications. - ESP32-based IoT Modules: Current sensing for IoT devices that need real-time current feedback. Related Q&A Q1: What is the maximum current that the ACS71020KMABTR-015B5-SPI can measure? - A1: The ACS71020KMABTR-015B5-SPI can measure currents up to 20A. Q2: Does the ACS71020 provide isolation between the high current circuit and the digital output? - A2: Yes, the ACS71020 provides electrical isolation, which enhances safety in applications where high voltages are present. Q3: What communication interface does the ACS71020KMABTR-015B5-SPI use? - A3: The ACS71020 uses the SPI (Serial Peripheral Interface) for communication with microcontrollers and other digital systems. Q4: Can the ACS71020 measure both AC and DC currents? - A4: Yes, the ACS71020 can accurately measure both AC and DC currents. Q5: What are some common applications for the ACS71020? - A5: Common applications include industrial automation monitoring, electric vehicle battery management, renewable energy systems, and home appliance monitoring.