Description

The Allegro™ACS711 provides economical and precise solutions for AC or DC current sensing in <100 V audio, communications systems, and white goods. The device package allows for easy implementation by the customer. Typical applications include circuit protection, current monitoring, and motor and inverter control.

Features and Benefits

▪No external sense resistor required; single package solution

▪Reduced Power Loss:

  ▫0.6 mΩinternal conductor resistance on EX package

  ▫1.2 mΩinternal conductor resistance on LC package

▪Economical low- and high-side current sensing

▪Output voltage proportional to AC or DC currents

▪±12.5 A and ±25 A full scale sensing ranges on LC package

▪±15.5 A and ±31 A full scale sensing ranges on EX package

▪Overcurrent ¯F¯ ¯A¯ ¯U¯ ¯L¯ ¯T¯trips and latches at 100% of full-scale current

▪Low-noise analog signal path

▪100 kHz bandwidth

▪Small footprint, low-profile SOIC8 and QFN packages

▪3.0 to 5.5 V, single supply operation

▪Integrated electrostatic shield for output stability

▪Factory-trimmed for accuracy

▪Extremely stable output offset voltage

▪Zero magnetic hysteresis

▪Ratiometric output from supply voltage