Hardware Overview; Main Components; Figure 2. Aek-Pow-Bms63En Main Components - STMicroelectronics AEK-POW-BMS63EN User Manual

1

Hardware overview

1.1

Main components

1. ISOH port to connect the board to the AEK-COM-ISOSPI1
2. ISOL port to connect the board to another AEK-POW-BMS63EN in a daisy chain
3. L9963E
4. GPIOs for external NTC connection
5. Hot plug protection
6. Balancing resistors
7. Connector for the battery pack
1.2 L9963E
The L9963E is intended for operation in both hybrid electric (HE) and full electric (FE) vehicles using lithium
battery packs. The IC embeds all the features needed to perform battery management. A single device can
monitor from 4 up to 14 cells.
The device can be supplied with the same battery it monitors.
UM3185 - Rev 1
Figure 2. AEK-POW-BMS63EN main components
UM3185
Hardware overview
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