Renesas has announced its fourth-generation lithium-ion battery management IC for electric vehicles – promising “unmatched lifetime accuracy”, which it quantifies as ±6mV (at ±6σ) 15-year board level accuracy. Called ISL78714, the chip monitors and balances up to 14 series connected cells with ±2mV accuracy (14bit ADC) across automotive temperature ranges, and can be using in stacks ...

This story continues at Electric vehicle battery monitor chip is accurate for 15 years, and works with 420 cells

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