The INA226-Q1 is a current shunt and power monitor with an I2C- or SMBUS-compatible interface. The device monitors both a shunt voltage drop and bus supply voltage. Programmable calibration value, conversion times, and averaging, combined with an internal multiplier, enable direct readouts of current in amperes and power in watts.
●The INA226-Q1 senses current on common-mode bus voltages that can vary from 0 V to 36 V, independent of the supply voltage. The device operates from a single 2.7-V to 5.5-V supply, drawing a typical of 330 μA of supply current. The device is specified over the operating temperature range between –40°C and 125°C and features up to 16 programmable addresses on the I2C-compatible interface.
●For all available packages, see the orderable addendum at the end of the datasheet.
● AEC-Q100 Qualified With the Following Results:
● Device Temperature Grade 1: –40°C to 125°C
● Device HBM ESD Classification 2
● Device CDM ESD Classification C4B
● Senses Bus Voltages From 0 V to 36 V
● High-Side or Low-Side Sensing
● Reports Current, Voltage, and Power
● High Accuracy:
● 0.1% Gain Error (Max)
● 10 μV Offset (Max)
● Configurable Averaging Options
● 16 Programmable Addresses
● Operates from 2.7-V to 5.5-V Power Supply
● 10-Pin, DGS (VSSOP) Package