12 V Lead-Acid Battery Sensor with CAN

RD9Z1-638-12V-C Active

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The RD9Z1-638-12V is a battery management system built to demonstrate the MM9Z1J638 Battery Sensor IC capabilities in a 12 V lead-acid application where high EMC performance is required to obtain high accuracy measurements on key battery parameters.

Block Diagram

Lead-acid Battery

RD9Z1-638-12V CAN Block Diagram
Get diagram PDF

Supported Devices

Power Management

Battery Sensors

Interfaces

3.3 V / 5 V IO CAN Transceivers

  • TJA1042: High-Speed CAN Transceiver with Standby Mode

Features

Magni V S12Z

  • Embedded S12Z microcontroller with:
    • 128 KB on-chip flash with ECC
    • 4.0 KB on-chipEEPROM with ECC
    • 8.0 KB on-chip SRAM with ECC

Power Management

  • Embedded power management
  • Reverse polarity protection with a Schottky diode

Sensors

  • Precision battery voltage sensing
  • Precision shunt-based battery current sensing
  • On-board NTC for battery temperature sensing
  • Internal (chip) temperature sensing

Interfaces

  • CAN Interface
  • BDM interface (for MCU programming and debugging)

Buy Options

RD9Z1-638-12V-C-Image

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  • RD9Z1-638-12V-C

  • Reference design - MM9Z1_638, Battery sensor LIN, CAN, 96-128K Flash, Lead Acid Batteries.

  • $282.90 USD
  • For a quantity of 1
    • Availability: In Stock
    • Inventory: 9
    • Shipping: Normally ships 1-2 business days
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