DS2790 Datasheet - Maxim Integrated Products

DS2790 Programmable 1-Cell Li-Ion Fuel Gauge and Protector

The DS2790 provides a complete fuel gauging and protection solution for single cell Li-Ion battery packs. A low-power 16-bit MAXQ20 microcontroller with generous program and data memory, combined with an accurate measurement system for battery current, voltage, and temperature provide the ideal plat.

DS2790 Features

* Accurate Current Measurement for Coulomb Counting (Current Accumulation) 1.5% ±4µV over ± 64mV Input Range 1.5% ±267µA over ±4.2A Range Using an External 15mW Series Resistor High Resolution Current Reporting 12-bit + Sign Average Every 0.88ms 15-bit + sign Average Every 2.8s Voltage Measureme

DS2790_MaximIntegratedProducts.pdf