Datasheet > RAJ240080DFP

RAJ240080DFP

更新时间： 2024-11-08 14:58:03

品牌	Logo	应用领域
瑞萨 - RENESAS		电池仪表
页数	文件大小	规格书
64页	2168K
描述
2 to 5 Series Li-ion Battery Fuel Gauge IC

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RAJ240080DFP 数据手册

R01DS0299EJ0100

Rev.1.00

RAJ240080

2 to 5 Series Li-ion Battery Manager

Dec. 27, 2017

1. Introduction

1.1

Features

 Fully integrated battery management solution with

battery capacity measurement and programmable

protection capability.

 Current integration circuit

18-bit resolution sigma-delta A/D converter

 Impedance measurement circuit

 Supports up to 5 Li-ion or Li-Polymer battery cells in

series.

Simultaneous measurement of battery voltage and current

 Integrated with Renesas Ultra Low Power RL78 CPU core

for multi-function process

 Memory

 Over current detection circuit

Short circuit current detection

Charge overcurrent detection

Code flash memory: 64KB

Discharge overcurrent detection

Charge wakeup current detection

Discharge wakeup current detection

Data flash memory (up to 100,000 erase/write cycles): 4 KB

SRAM: 5.5KB

 Clock generator

High speed on-chip oscillator: up to 32 MHz

Low speed on-chip oscillator: 32 KHz

AFE on-chip oscillator: 4.194MHz

 General Purpose I/O Ports

Total: 22 pins

 Series regulator

3.3V CREG2

1.8V CREG1

 Charge and Discharge MOSFET control

High side Nch MOSFET drive circuit embedded

Programmable MOSFET control by 8-bit PWM

CMOS input/output: 16

CMOS input: 2

High voltage input [VCC tolerance]: 1

High voltage input/output [VCC tolerance]: 1

 Serial interface

 Fuse control

FUSEOUT pin can support fuse blow function.

CSI (SPI): 1 channel

I2C: 1 channel

 Intel® Dynamic Battery Power Technology support

UART: 2 channels

Simplified I2C: 1 channel

 Voltage and temperature condition

 Timer

Power supply voltage: VCC = 4.0 to 28 V

Operating ambient temperature: Ta = -20 to +85°C

MCU 16-bit timer: 5 channels

MCU 12-bit interval timer: 1 channel

AFE timer: 2 channels

 Package Information

AFE timer A: setting range: 125 ms to 64 s

48 pin plastic mold QFP

AFE timer B: setting range：30.52 us to 125 ms

([Body] 9.0 mm x 9.0 mm, 0.5 mm pitch)

 Embedded A/D converter

AFE 15-bit resolution sigma-delta A/D converter

1.2

Applications

• E-Bike, E-Scooter, Pedal-Assist Bicycle

• Power Tool, Vacuum Cleaner, Drone

• Battery Backup System, Energy Storage System (ESS)

1.3

Description

RAJ240080 is Renesas Li-ion battery fuel gauge IC (FGIC) which consists of a MCU device and an AFE device in a single

package. Pack with a variety of battery management features and Renesas RL78 CPU core which has multiple low power

modes and capable of achieving high performance in ultra-low power operation. RAJ240080 fuel gauge IC has control

firmware stored in embedded flash memory to control attached embedded analog and digital circuits to execute battery

voltage / current / temperature measurement, remaining capacity estimation, over current / voltage / temperature protection

and other battery management operations.

R01DS0299EJ0100 Rev.1.00

Dec. 27, 2017

Page 1 of 64

12 3 4 5 6 7...64

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