Renesas Electronics Extends Battery Life for Tablets and Notebook PCs with High-Precision Battery Fuel Gauge IC

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Product Specifications of the RAJ240500

Product name   RAJ240500 DNP
Part name   RAJ240500 A20DNP
Supply voltage   VCC_FG: 2.0 V - 25.0 V

VCC_CHG: 4.0 V - 25.0 V




-20 - +85 °C


CPU Core   RL78
Number of cells supported   1 - 3 cells
Built-in memory   CPU: Flash (Code:128 KB + Data: 4 KB)/ SRAM(5.5 KB)
Communication   UART、I2C-BUS(SMBus)
Voltmeter   15 bit sigma-delta AD converter
Ammeter   18 bit sigma-delta AD converter


  Supporting NVDC and JEITA guideline
FET driver   Built-in High side N channel FET driver, supporting pre-charge function

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