The KA84933UA is a battery monitoring IC that measures up to 20 series connected battery cells with a measurement error of less than 1.5 mV and maximum supply voltage 100v. The KA84933UA includes redundant measurement system that enable customers to design battery systems compliant with ISO26262 ASIL-D requirements. Multiple devices are connected in a daisy chain and this daisy chain can be operated bi-directionally to build highly robust communication. The KA84933UA is suitable for in-vehicle battery system connecting 100 to 200 battery cells in series.

Specification

Product Brief

Item	Performance characteristics
Category	Automotive / Stackable
Package	TQFP80L 14x14mm Body Lead_Pitch 0.65mm
Number of Channels	20
Operating Voltage [Min] (V)	10
Operating Voltage [Max] (V)	100
Interface	SPI/Daisy
Voltage Accuracy (mV)	±1.5
Operating Temperature [Min] (°C)	-40
Operating Temperature [Max] (°C)	125

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