ACS758电流传感器说明书.pdf

ACS758xCB Thermally Enhanced, Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 100 μΩ Current Conductor Features and Benefits Description ▪ Industry-leading noise performance through proprietary The Allegro® ACS758 family of current sensor ICs provides amplifier and filter design techniques economical and precise solutions for AC or DC current sensing. ▪ Integrated shield greatly reduces capacitive coupling from Typical applications include motor control, load detection and current conductor to die due to high dV/dt signals, and management, power supply and DC-to-DC converter control, prevents offset drift in high-side, high voltage applications inverter control, and overcurrent fault detection. ▪ Total output error improvement through gain and offset The device consists of a precision, low-offset linear Hall trim over temperature circuit with a copper conduction path located near the die. ▪ Small package size, with easy mounting capability Applied current flowing through this copper conduction path ▪ Monolithic Hall IC for high reliability generates a magnetic field which the Hall IC converts into a ▪ Ultra-low power loss: 100 μΩ internal conductor resistance