The ISL94203 3-to-8 cell battery pack monitor from Intersil Corp., Milpitas, CA, supports lithium-ion and other battery chemistries. The device monitors, protects, and cell-balances rechargeable battery packs to maximize battery life, and ensure safe charging and system operation. The monitor’s internal state machine has five pre-programmed stages that control each cell of a battery pack. Programmable protection and monitoring features safeguard battery packs from catastrophic events such as short circuit conditions and cell voltage shorts.
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