TIbq3060鋰離子電池管理方案

1、TI bq3060鋰離子電池管理方案關(guān)鍵詞：電源管理,鋰離子電池,電池充電器TI 公司的bq3060是全集成的單片鋰離子電池管理器,能對2,3,或4組鋰離子電池進(jìn)行電量計量,保護(hù)和身份驗(yàn)證.采用超低功耗模式的8位RISC CPU,可用于上網(wǎng)本/筆記本電腦,醫(yī)療和測試設(shè)備以及手提儀表.本文介紹bq3060主要特性, 系統(tǒng)分區(qū)方框圖和評估板bq3060EVM-001電路圖和材料清單.The Texas Instruments bq3060 Battery Manager is a fully integrated, single-chip, pack-based solution that pro

2、vides a rich array of features for gas gauging, protection, and authentication for 2, 3, or 4 series cell Li-Ion battery packs. With a footprint of merely 7.8mmx6.4mm in a compact 24-pin TSSOP package, the bq3060 maximizes functionality and safety while dramatically cutting the solution cost and siz

3、e for smart batteries.Using its integrated high-performance analog peripherals, the bq3060 measures and maintains an accurate record of available capacity, voltage, current, temperature, and other critical parameters in Li-Ion or Li-Polymer batteries, and reports the information to the system host c

4、ontroller over an SMBus 1.bq3060主要特性:Advanced CEDV (Compensated End-of-Discharge Voltage) GaugingFully Integrated 2,3, and 4 Series Li-Ion or Li-Polymer Cell Battery Pack Manager8-Bit RISC CPU With Ultra-Low Power ModesFull Array of Programmable Protection Features Voltage, Current, and TemperatureS

5、HA-1 AuthenticationFlexible Memory Architecture With Integrated Flash MemorySupports Two-Wire SMBus v1.1 Interface With High-speed 400kHz Programming OptionP-CH High Side Protection FET DriveLow Power Consumption Sleep Mode: 69 AHigh-Accuracy Analog Front End With Two Independent ADCsHigh-Resolution

6、, 1522-bit Integrator for Coulomb Counting16-Bit Delta-Sigma ADC With a 16-Channel Multiplexer for Voltage, Current, and TemperatureUltra Compact Package: 24-Pin TSSOP PWbq3060應(yīng)用:Netbook/Notebook PCsMedical and Test EquipmentPortable Instruments圖1.bq3060系統(tǒng)分區(qū)方框圖評估板bq3060EVM-001This evaluation module

7、(EVM) is a complete evaluation system for the bq3060/bq29412 battery management system. The EVM includes one bq3060/bq29412 circuit module, an EV2300 PC interface board for gas gauge interface, a PC USB cable, and Windowstrade;-based PC software. The circuit module includes one bq3060 integrated cir

8、cuit (IC), one bq29412 IC, and all other onboard components necessary to monitor and predict capacity, perform cell balancing, monitor critical parameters, protect the cells from overcharge, over-discharge, short-circuit, and overcurrent in 2-, 3- or 4-series cell Li-ion or Li-polymer battery packs.

9、 The circuit module connects directly across the cells in a battery. With the EV2300 interface board and software, the user can read the bq3060 data registers, program the chipset for different pack configurations, log cycling data for further evaluation, and evaluate the overall functionality of th

10、e bq3060/bq29412 solution under different charge and discharge conditions.評估板bq3060EVM-001特性: Complete evaluation system for the bq3060 SBS 1.1-compliant advanced gas gauge and bq29412 independent overvoltage protection IC Populated circuit module for quick setup PC software and interface board for easy evaluation Software th