Features
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9 Top Layer.................................................................................................................... 17
10 Layer 2....................................................................................................................... 18
11 Layer 3....................................................................................................................... 19
12 Bottom Layer................................................................................................................ 20
13 Bottom Silk Screen......................................................................................................... 21
14 Bottom Assembly........................................................................................................... 22
15 Schematic Diagram AFE .................................................................................................. 26
16 Schematic Diagram Gauge .............................................................................................. 27
17 Schematic Diagram Cell Simulator ...................................................................................... 28
List of Tables
1 Ordering Information ........................................................................................................ 2
2 Performance Specification Summary ..................................................................................... 3
3 Reducing cell count ........................................................................................................ 12
4 bq76920 Circuit Module Bill of Materials................................................................................ 23
1 Features
• Complete evaluation system for the bq76920 3-cell to 5-cell Li-Ion and Li-Polymer battery AFE
• Populated circuit module for 5-cell configuration for quick setup
• Power connections available on banana jacks
• Communication signals available on 4-pin connector
• Resistor cell simulator for quick setup with only a power supply
• PC software available for configuration
1.1 Kit Contents
• bq76920 circuit module
• Cable to connect the EVM to an EV2400 or EV2300 interface board
1.2 Ordering Information
For complete ordering information, refer to the product folder at www.ti.com.
Table 1. Ordering Information
EVM Part Number Chemistry Configuration Capacity
bq76920EVM Li-Ion 5 cells Any
NOTE: Although capacity is shown as Any, practical limits of the physical construction of the module
typically limits the operation of the EVM to a 1P or 2P battery construction. Refer to the
physical construction section for board details.
2
bq76920 Evaluation Module User's Guide SLVU924B–March 2014–Revised April 2014
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