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Summary of Contents for Texas Instruments bq2083EVM-001
- Page 1 bq2083EVM 001 SBS 1.1 Battery Management Solution Evaluation Module User’s Guide November 2002 High Performance Analog SLUU133...
- Page 2 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.
- Page 3 EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product incorporating the goods.
- Page 4 EVM schematic located in the EVM User’s Guide. When placing measurement probes near these devices during operation, please be aware that these devices may be very warm to the touch. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright 2002, Texas Instruments Incorporated...
- Page 5 Trademarks Preface Read This First About This Manual This user’s guide describes the bq2083/bq29311 evaluation module (EVM) and contains the EVM schematic, bill of materials, assembly drawing, and board layouts. How to Use This Manual This document contains the following chapters: Chapter 1—Introduction Chapter 2—bq2083/bq29311-Based Circuit Module and Schematic Chapter 3—Circuit Module Physical Layouts and Bill of Materials...
- Page 6 Trademarks Electrostatic Sensitive Devices This EVM contains components that can potentially be damaged by electrostatic discharge. Always transport and store the EVM in its supplied ESD bag when not in use. Handle using an antistatic wristband. Operate on an antistatic work surface. For more information on proper handling, refer to SSYA008.
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Page 7: Table Of Contents
Contents Contents Introduction ..............Features . - Page 8 3−1 bq2083EVM-001 Bill of Materials ..........
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Page 9: Introduction
Chapter 1 Introduction This EVM is a complete evaluation system for the bq2083/bq29311 battery management system. The EVM includes one bq2083/bq29311 circuit module, a current sense resistor, a thermistor, an EV2200 PC interface board for gas gauge interface, a PC serial cable, and Windows-based PC software. The circuit module includes one bq2083 IC, one bq29311 IC and all other necessary components onboard. -
Page 10: Features
Features 1.1 Features Complete evaluation system for the bq2083 SBS 1.1−compliant advanced gas gauge and the bq29311 analog front end and protection IC Populated circuit module for quick setup PC software and interface board for easy evaluation Software that allows data logging for system analysis 1.2 Kit Contents bq2083/bq29311 circuit module Sense resistor... -
Page 11: Bq2083/Bq29311-Based Circuit Module And Schematic
Chapter 2 bq2083/bq29311 Based Circuit Module and Schematic The bq2083/bq29311-based circuit module is a complete and compact example solution of a bq2083 and bq29311 circuit for battery management and protection of Li-Ion or Li-Polymer packs. The circuit module incorporates a bq2083 battery monitor IC, bq29311 AFE and protection IC and all other components necessary to accurately predict the capacity of 3- or 4-series cells. -
Page 12: Pin Descriptions
Pin Descriptions 2.1 Pin Descriptions BAT− −ve connection of first (bottom) cell +ve connection of first (bottom) cell +ve connection of second cell +ve connection of third cell BAT+ +ve connection of fourth (top) cell SMBC Serial communication port clock SMBD Serial communication data port SAFE... -
Page 13: Bq2083Evm-001 Schematic
Circuit Module Schematic 2.2 bq2083/bq29311 Circuit Module Schematic The schematic shows the circuit for the bq2083/bq29311 implementation. Figure 2−1. bq2083EVM-001 Schematic bq2083/bq29311-Based Circuit Module and Schematic... -
Page 15: Circuit Module Physical Layouts And Bill Of Materials
Chapter 3 Circuit Module Physical Layouts and Bill of Materials This chapter contains the board layout and assembly drawings for the bq2083/bq29311circuit module. Topic Page Board Layout ..........Bill of Materials . -
Page 16: Board Layout
Board Layout 3.1 Board Layout Figure 3−1 shows the dimensions, PCB layers, and assembly drawing for the bq2083/bq29311 module. Figure 3−1. bq2083EVM-001 Layout... -
Page 17: Bill Of Materials
Bill of Materials 3.2 Bill of Materials Table 3−1 lists materials required for the bq2083/bq29311 circuit module. Table 3−1. bq2083EVM-001 Bill of Materials Reference Description Size Part Number −001 Capacitor, ceramic, .01 µF, C1, C2, C3, C4, C6, C7, C20... - Page 18 −001 Resistor, chip, 8.45 kΩ, 1/16 W, 1% Resistor, chip, 0.02 Ω, 1 W, R6 *** 2512 Vishay/Dale WSL−2512−R02 Table 3−1. bq2083EVM-001 Bill of Materials (Continued) Reference Description Size Part Number −001 R19, R22, R38 Resistor, chip, 100 kΩ, 1/16 W, 5% Resistor, chip, 100 kΩ,...
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Page 19: Bq2083/Bq29311 Circuit Module Performance Specification Summary
Chapter 4 bq2083/bq29311 Circuit Module Performance Specification Summary This section summarizes the performance specifications of the bq2083/ bq29311 Circuit Module. Table 4−1 gives the performance specifications of the circuit. Table 4−1. Performance Specification Summary Specification Units Input Voltage Pack+ to Pack− Charge and Discharge Current Note Note:... -
Page 21: Evm Hardware And Software Setup
Chapter 5 EVM Hardware and Software Setup This section describes how to install the bq2083EVM−001 PC software and how to connect the different components of the EVM. Topic Page Software Installation ......... . Hardware Connection . -
Page 22: Software Installation
Software Installation 5.1 Software Installation The following steps install the EV2200-83 software: 1) Insert disk 1 into a 3 1/2 inch floppy drive. 2) Select the 3 1/2 inch drive using My Computer or File Manager. 3) Double-click on the Setup.exe icon. 4) The setup program prompts for the remaining disks and installs a Windows... -
Page 23: Circuit Module To Ev2200 Connections
Table 5−1. Circuit Module to EV2200 Connections bq2083/bq29311-Based Battery EV2200 SMBD SMBD/HDQ1 SMBC SMBC/HDQ2 2) Connect the PC serial cable to the EV2200 and the PC COM port. The bq2083EVM-001 is now set up for operation. EVM Hardware and Software Setup... -
Page 25: Operation
Chapter 6 Operation This section details the operation of the EV2200-83 software. Topic Page Starting the Program ......... . Setting Programmable bq2083 and bq29311 Options . -
Page 26: Starting The Program
Starting the Program 6.1 Starting the Program Run EV2200-83 from the Start | Programs | Texas Instruments | EV2200-83 menu sequence. The SBS Data screen appears. Data begins to appear as the indicator scans down the screen, as seen pointing to Charging Current in Figure 6−1. -
Page 27: Sbs Data Screen-Status Bit Window
To stop the data log, follow the same sequence. The logging period can be changed via | Options | Set Logging Options |. Table 6−1. Example Log File EV2X00−83 Version: 1.0.0 Texas Instruments bq2083 Gas Gauge 8/28/2002 20:08 Design Capacity: 3600 Design Voltage: 10800 Specification Info: 31 Mfg Date(yyyy−mm−dd): 2002−02−15... -
Page 28: Setting Programmable Bq2083 And Bq29311 Options
Setting Programmable bq2083 and bq29311 Options 6.2 Setting Programmable bq2083 and bq29311 Options The bq2083 data flash comes configured per the default settings detailed in the bq2083 data sheet. Special attention should be paid to make sure the set- tings are correctly changed for the pack and application the bq2083/bq29311 solution is being evaluated with. -
Page 29: Sbs Data Screen-Afe Configuration And Module Calibration Locations
Setting Programmable bq2083 and bq29311 Options If the calibration data already in the bq2083 is required to be preserved the | Write All – Preserve Calibration | button should be used. The configuration information of the bq29311 and module calibration data is also held in the bq2083 data flash as highlighted below. -
Page 30: Calibration Of A Bq2083/Bq29311-Based Module Using The Ev2200-83 Software
Calibration of a bq2083/bq29311-Based Module Using the 6.3 Calibration of a bq2083/bq29311-Based Module Using the EV2200-83 Software As part of the calibration data there is a board offset parameter. The EV2200−83 software allows the board offset to be measured. An average of several modules should be taken and then this value entered in all like modules. -
Page 31: Direct Access Communication
Direct Access Communication 6.4 Direct Access Communication The bq2083 allows access to the various internal registers through the Pro screen. Here individual byte or block reads and block writes can be performed. Figure 6−6. Pro Screen Operation... - Page 33 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments BQ2083EVM-001...
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