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Rochester Electronics ACS758KCB-150U-PFF-T Environmental and export classification status description

The Allegro ACS758KCB-150U-PFF-T is a Hall-effect-based current sensor designed for high-voltage and high-accuracy applications. It provides electrical isolation between the conductive path and the sensor electronics, allowing for safe measurement of current in high-power applications. The ACS758 device family is suitable for various applications requiring current measurement, offering an analog voltage output that is proportional to the input current. Functions - Current Sensing: Measures both AC and DC current through a conductor. - Galvanic Isolation: Provides electrical isolation to ensure safety and prevent circuit damage. - Analog Output: Outputs a voltage that corresponds to the measured current level, which can be read by microcontrollers or ADC systems. - High Accuracy: Designed for precise current measurements. - Temperature Compensation: Includes features to minimize the effects of temperature variations on sensor performance. Applications - Industrial Automation: Used in motor control systems, drive systems, and robotics. - Power Distribution: Monitors currents in power supplies and circuit breakers. - Renewable Energy Systems: Measures current in solar inverters and battery management systems. - Consumer Electronics: Applications in appliances with heavy motors like refrigerators and HVAC systems. - Electric Vehicles: Current monitoring in battery systems and motor drives. Alternative Parts - ACS723: Another Hall-effect current sensor with different specifications and current ranges. - INA219: Another current sensing solution that provides higher precision but may not have the same voltage isolation as the ACS758. - ACS770: A higher current rating variant for applications requiring a broader measurement range. - LT6100: A precision current sense amplifier that could be used in similar applications but may require external shunt resistors. Embedded Modules - Evaluation Boards: Various evaluation boards (often from Allegro or third-party manufacturers) are available to test the ACS758's features and integration into electronics. - Development Kits: Development kits that include software libraries for easier programming interface with microcontrollers. - Arduino Compatible Shields: Some shields incorporate the ACS758 for quick prototyping with Arduino platforms. Related Q&A Q1: What is the maximum current rating of the ACS758KCB-150U-PFF-T sensor? A1: The ACS758KCB-150U-PFF-T sensor is rated for a maximum continuous current of 150 A. Q2: How does the ACS758 provide electrical isolation, and why is it important? A2: The ACS758 uses a Hall-effect sensing technology that inherently provides galvanic isolation through its construction, ensuring that the high current path is electrically isolated from the sensor's output and electronics, enhancing safety and reducing risk of damage. Q3: Can the ACS758KCB-150U-PFF-T sense both AC and DC currents? A3: Yes, the ACS758 can accurately measure both AC and DC currents, making it versatile for various applications. Q4: What type of output does the ACS758 provide, and how can it be interfaced with microcontrollers? A4: The ACS758 provides an analog voltage output that is proportional to the sensed current, which can be easily interfaced with microcontrollers and ADCs using their analog input pins. Q5: Are there any specific applications where the ACS758 excels compared to other current sensors? A5: The ACS758 excels in applications requiring high-voltage isolation, such as industrial motor drives, power converters, and renewable energy systems due to its high sensitivity and isolation capability.