KA85010UA

The KA85010UA supports monitoring of up to 26 series-connected battery cells. Its integrated EIS technology enables quantitative insight into battery health, supporting degradation analysis, lifetime prediction, and early detection of cell anomalies, contributing to improved safety in EV and energy storage systems. Nuvoton's proprietary inductor-based EIS reduces PCB temperature rise by approximately 93% compared with conventional methods and accelerates deployment through EIS analysis algorithms and end-to-end implementation support.

Specification

PDF iconProduct Brief

Item Performance characteristics
Category Automotive / Stackable
Package QFP-128
Number of Channels 26
Operating Voltage [Min] (V) -
Operating Voltage [Max] (V) 135.2
Interface SPI/Daisy
Voltage Accuracy (mV) +/- 2.0 (EOL)
Operating Temperature [Min] (°C) -
Operating Temperature [Max] (°C) -
QFP-128_N  

Nuvoton EIS Features

1. Understand Battery Health with EIS

  • Integrated EIS continuously quantifies internal battery conditions
  • Enables SOH estimation, lifetime prediction, and early anomaly detection

2. Proprietary Low-Heat Inductor-Based EIS

  • Low-power impedance measurement with dramatically reduced power loss
  • Suppresses BMS board temperature rise by about 93%
  • Simplifies EIS adoption in EVs and energy storage systems

3. Faster Launch of Battery Diagnostic Solutions

  • EIS analysis algorithms based on expertise gained through joint validation projects with automakers and research institutes
  • End-to-end support from measurement setup to product integration
  • Shortens development cycles and speeds time-to-market
Battery Diagnosis

Enhance system safety through battery diagnostics powered by KA85010UA Inductor-Based EIS.

Support tool

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