CODING INTERNATIONAL CO LTD

Hall-Effect-Based Linear Current Sensor IC
Allegro MicroSystems AG announces a whole new current sensor IC that provides an economical and also precise solution pertaining to AC or Electricity current sensing inside 3.3V supply applications. This specific new device is targeted at the automotive and industrial markets. Normal applications include engine control, load discovery and management, power and DC-to-DC converter manage, inverter control, and overcurrent mistake detection.

The device is made up of precision, low-offset linear Hall sensor circuit which has a copper conduction way located near the expire. Applied current streaming through this copper conduction path creates a magnetic discipline which is sensed by the integrated Hall Ed and converted into a proportionate voltage. Device accuracy is optimized with the close proximity of the permanent magnet signal to the Hallway transducer. A precise, proportional voltage is provided by the low-offset, chopper-stabilized BiCMOS Corridor IC, which is hard-wired for accuracy in the factory. High level defenses to current conductor dV/dt and stray electric career fields, offered by Allegro proprietary included shield technology, warranties low ripple in output and reduced offset drift within high-side, high voltage applications. The output of the device features a positive slope (>VCC/2) when an ever-increasing current flows from the primary copper conduction path (from airport terminal 4 to terminal 5), which is the course used for current feeling.

Hall-Effect-Based Linear Current Sensor ICThe internal resistance with this conductive path is Hundred μohms typical, providing reduced power loss. The thickness of the water piping conductor allows for 200 A continuous current sensing software and survival to be able to much higher transient voltages. The terminals with the conductive path are electronically isolated from the sensing unit leads (pins 1 through 3). This permits the ACS759 family of detectors to be used in software requiring electrical isolation without the use of opto-isolators or other expensive isolation techniques. The unit is fully calibrated prior to shipment through the factory.

The ACS759 senor Ed is lead (Pb) free. All leads are usually plated with 100% matte tin, and there is no guide inside the package. Your heavy gauge leadframe is made from oxygen-free copper. It is obtainable in a small 5-pin CB deal with easy growing capability.