The bq2019 Power Minder, allows system designers to build a simple battery monitoring circuit for accurately tracking the charge and discharge activity of the battery. The device works with a range of battery chemistries, including Li-Ion, Li-Polymer and NiMH.
The prices for the bq2019 Power Minder IC in an 8-lead TSSOP is $2.40 each/1,000. See "Advanced Battery Charger And Battery Monitor ICs Debut (1)".
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