bq2040 gauge equivalent, gas gauge.
® Provides accurate measurement of available charge in NiCd, NiMH, and Li-Ion batteries
® Supports SBS v1.0 data set and two-wire interface
® Monitors charge FET in Li-Io.
The bq2040 Gas Gauge IC With SMBus Interface is intended for battery-pack or in-system installation to maintain an accurate record of available battery charge. The bq2040 directly supports capacity monitoring for NiCd, NiMH, and LiIon battery chemist.
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