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Features
14
Connection Sequence
1
Ordering Information
2
Bill of Materials
3
Performance Specification Summary
4
Circuit Module to EV2x00 Connections
1
Features
•
Complete evaluation system for the bq28400 SBS 1.1-compliant advanced gas gauge and the
bq29200 independent overvoltage protection IC
•
Populated circuit module for quick setup
•
PC software and interface board for easy evaluation
•
Software that allows data logging for system analysis
1.1
Kit Contents
•
bq28400/bq29200 circuit module
•
Set of support documentation (to be downloaded from the bq28400EVM product web page)
1.2
Ordering Information
EVM PART NUMBER
bq28400EVM-001
2
bq28400-Based Circuit Module
The bq28400/bq29200-based circuit module is a complete and compact example solution of a bq28400
circuit for battery management and protection of Li-ion or Li-Polymer packs. The circuit module
incorporates a bq28400 battery monitor IC, bq29200 independent overvoltage protection IC with automatic
cell balancing, and all other components necessary to accurately predict the capacity of 2-series cells.
2.1
Circuit Module Connections
Contacts on the circuit module provide the following connections:
•
Direct connection to the cells: 1N (BAT–), 1P, 2P (BAT+)
•
To the serial communications port (SMBC, SMBD)
•
The system load and charger connect across PACK+ and PACK–
•
To the system-present pin (PRES)
2
bq28400EVM-001 SBS 1.1 Compliant Tablet PC and Netbook 2-Series Cell
Li-Ion Battery Gas Gauge and Protection
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Table 1. Ordering Information
CHEMISTRY
Li-ion
© 2011, Texas Instruments Incorporated
List of Tables
CONFIGURATION
2 cell
www.ti.com
CAPACITY
Any
SLUU494 – February 2011
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2
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