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RENESAS RTKA489204DE0000BU Battery Monitoring Module

The RTKA489204DE0000BU is an evaluation board designed for testing the RAA489204 Li-ion battery pack analog front-end ICs. It monitors cell voltage and temperature, offering 14-bit digital readings, cell balancing control, and fault detection. The board features robust daisy chain hardware for reliable board-to-board communication, supporting both stand-alone and daisy-chained configurations. It includes external cell balancing, safety monitoring of cell voltages after balancing resistors, and a USB microcontroller dongle with HID firmware for Windows communication. The operating voltage range is from 12V to 65V, with external inputs for temperature measurement and GPIO ports for monitoring or controlling additional functions.

Authorized Distributors
Source:Newark
Part No:RTKA489204DE0000BU
Stock:3
Inv Date:06-06-2026
Price: Unit price: $235.82
Buy/RFQ:
Source:DigiKey
Part No:RTKA489204DE0000BU
Stock:0
Inv Date:06-06-2026
Price: Unit price: $195.79
Buy/RFQ:
Part No:RTKA489204DE0000BU
Stock:2
Inv Date:06-07-2026
Price: Unit price: $199.71
Buy/RFQ:

RENESAS RTKA489204DE0000BU Battery Monitoring Module Specifications:

  • Operating Voltage Range: 12V to 65V
  • Cell Voltage Monitoring Range: -5V to +5V (per cell)
  • Support for up to 14 cells per board
  • Daisy Chain Capability: Supports cascading with up to 30 boards for 420 cells total
  • Communication Interface: USB HID, SPI via daisy chain hardware
  • External Temperature Inputs: ExT1 to ExT4, OV to 2.5V thermistor inputs
  • Built-in Fault Detection: Overvoltage, undervoltage, temperature faults
  • Cell balancing modes: Manual, Timed, Auto balance
  • Physical Size: Board compatible with standard headers and connectors for modular setup
  • Connectors: Header and RJ45 for daisy chain connection
  • Power Indicators: Two green LEDs indicating power regulators status
  • Supported for standalone or cascaded configurations
  • Includes power supply test board and communication boards for system setup

Buy the Renesas RAA489204 – Reliable Battery Management for Industrial Applications

Purchase the Renesas RAA489204 evaluation kit online to streamline your lithium-ion battery system development. This comprehensive kit supports safe, accurate cell voltage and temperature monitoring, enabling testing of up to 14 series-connected cells per board. Its daisy chain hardware simplifies multi-board configurations, allowing the management of systems with hundreds of cells. The kit includes a USB interface, robust communication features, and external thermistor inputs. Ideal for engineers requiring reliable, scalable battery management solutions for industrial, energy storage, or renewable applications, available now online.

Get Renesas RTKA489204 today—built for precision and long-lasting durability in industrial battery management systems.

Frequently Asked Questions

Where can I buy RENESAS RTKA489204DE0000BU?

You can click on the BUY or RFQ button to purchase RTKA489204DE0000BU from an authorized RENESAS distributor.

How do I troubleshoot issues or seek technical support for part RTKA489204DE0000BU?

You can download the RTKA489204DE0000BU datasheet or visit the RENESAS website for support.

Who is the manufacturer of RTKA489204DE0000BU?

RENESAS

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