A large number of batteries are stacked in series for high voltage energy storage system or electric vehicles.

Nuvoton stackable battery monitoring ICs can be connected in series with one host processor connection for all devices.

[ New ] Industrial Battery Monitoring ICs
 KA49703A  KA49713A

Supports Monitoring of Up to 16 Cell, daisy-chain connectivity enables monitoring of up to 55 devices in series for high-voltage battery systems

• Communication Interface: Daisy Chain / SPI 
• Enhanced Safety: Internal diagnostic and fail-safe functions eliminate the need for external protection circuits
• High Voltage Measurement Accuracy: Precision of ±2.9mV
• Low Power Consumption: Operating current consumption of 190µA （Operating intermittently for 250ms）
                                             Shutdown current of 0.1µA（Compatible with KA49713A only）
• Versatile Applications: Suitable for high-voltage applications, data center backup battery units (BBU), Energy storage systems (ESS), and more

Press release: https://www.nuvoton.com/news/news/products-technology/  

Nuvoton Mobility Solutions

Designed for scalable battery systems supporting high-voltage applications such as EVs and energy storage systems (ESS).

▶ Explore Battery Management System (BMS) Solutions