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This user's guide describes the general features, theory of operation, hardware setup, and use of the
BQ79606EVM. Throughout this user's guide, the abbreviations EVM, BQ79606EVM, and the term
evaluation module are synonymous with the BQ79606A-Q1 Evaluation Module, unless otherwise noted.
This EVM is an evaluation board of the BQ79606A-Q1 device for use in large format lithium-ion batteries
that provides monitoring, balancing, and communications.
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SLOU471E - May 2017 - Revised April 2019
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BQ79606A-Q1 Evaluation Module
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Copyright © 2017-2019, Texas Instruments Incorporated
SLOU471E - May 2017 - Revised April 2019
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User's Guide
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Table of Contents
Related Manuals for Texas Instruments BQ79606EVM
Summary of Contents for Texas Instruments BQ79606EVM
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Page 1: Table Of Contents
This user's guide describes the general features, theory of operation, hardware setup, and use of the BQ79606EVM. Throughout this user's guide, the abbreviations EVM, BQ79606EVM, and the term evaluation module are synonymous with the BQ79606A-Q1 Evaluation Module, unless otherwise noted. - Page 2 LaunchPad, Code Composer Studio are trademarks of Texas Instruments. All other trademarks are the property of their respective owners. General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines WARNING Warning: To minimize risk of fire hazard, always verify and follow any specific safety instructions and application considerations related to the batteries being used in conjunction with this EVM.
- Page 3 Any other use or application are strictly prohibited by Texas Instruments. If you are not suitably qualified, you should immediately stop from further use of the HV EVM.
- Page 4 Caution Do not leave EVM powered when unattended. Danger High The BQ79606EVM is not rated as a high voltage EVM, has smaller Voltage clearances than normally used on high voltage boards and does not have an isolation boundary. If you apply high voltage to this board, all terminals should be considered high voltage.
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Page 5: General Description
Each BQ79606EVM can manage up to 6 cells (30-V max) for Li-ion battery applications. Up to 64 BQ79606EVM modules can be stacked, for packs up to 1300 V. The system provides fast cell balancing, diagnostics, and module to controller communication. Independent protection circuitry is also provided. -
Page 6: Theory Of Operation
A BQ79606A-Q1 configured as an isolated communication bridge device - another BQ79606EVM can support this • BQ79606EVM based modules attached to cells - these can be stacked up to 64 total (including the bridge device) All commands and data are communicated with a host via either a UART or daisy-chain communication connection. -
Page 7: Single Board
BQ79606EVM is handled by the daisy-chain communications bus from another BQ79606A-Q1 or the UART host interface. Stacked Systems The BMS boards may be stacked up to 1300 V. Communication to the BQ79606EVM is handled by the daisy-chain communications bus from another BQ79606A-Q1. Connectors Primary Input and Output Connectors 3.1.1... -
Page 8: Molex 22-12-4062 (Reference Image Only)
Host Interface The 6-pin J8 - Serial connector is used to connect the BQ79606EVM to a PC running the GUI or to a host controller. Signals at the J8 - Serial connector are 5-V TTL signals. Texas Instruments recommends using FTDI’s USB-to-TTL serial converter cable to allow connection with the USB port of a PC. -
Page 9: Sullins Connector Solutions Pec06Daan (Reference Image Only)
GPIO5 Thermistor 5 connection (on-board 10-kΩ pullup to TSREF) Ground GPIO6 Thermistor 6 connection (on-board 10-kΩ pullup to TSREF) Ground SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 10: Pin Description - J15
Table 10. Pin Description - J6 Name Comments FAULTH_P FAULT highside positive FAULTH_N FAULT highside negative COMH_P COM highside positive COMH_N COM highside negative BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 11: Bq79606Evm Quick Start Guide
BQ79606EVM Quick Start Guide www.ti.com BQ79606EVM Quick Start Guide Figure 5. Basic EVM Setup Figure 6. Advanced EVM Setup SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 12: Required Devices
EVMs. By default, the TMS570 LaunchPad is powered by the USB port on the host computer. VIO on the BQ79606EVM can be powered by 3.3 V or 5 V supplies from the TMS570 (3.3 V used in this example). Table 11. Connections Between BQ79606EVM and TMS570 LaunchPad... -
Page 13: Stacking Bq79606Evms
This firmware provided with this application note provides source code examples of the command sequences described in the BQ79606A-Q1 Software Design Reference. SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 14: Gui
(C:\ti\BQ79606A-Q1 Example Code 0.1). 2. Launch Code Composer Studio (CCS): Start → Programs → Texas Instruments → Code Composer Studio v8 → Code Composer Studio v8 3. When it launches, CCS requests a workspace is selected, choose “C:\myWorkspace”. Once CCS loads, go to: Project →... -
Page 15: Physical Dimensions
Bottom - Tallest component (Transformers) is 0.41 in (10.5 mm) above PCB. Board Mounting Figure 7 illustrates the EVM dimension drawing. SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 16: Board Dimensions
Physical Dimensions www.ti.com Figure 7. Board Dimensions BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 17: Schematic, Assembly, Layout, And Bom
Schematic, Assembly, Layout, and BOM www.ti.com Schematic, Assembly, Layout, and BOM Provided are the BQ79606EVM schematic, assembly, layout and BOM in their respective sections. Schematic Figure 8. BQ79606EVM Schematic Part 1 Figure 9. BQ79606EVM Schematic Part 2 SLOU471E – May 2017 – Revised April 2019... -
Page 18: Bq79606Evm Schematic Part 3
Schematic, Assembly, Layout, and BOM www.ti.com Figure 10. BQ79606EVM Schematic Part 3 Figure 11. BQ79606EVM Schematic Part 4 BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 19: Assembly
Schematic, Assembly, Layout, and BOM www.ti.com Assembly Figure 12. BQ79606EVM Assembly Top SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 20: Bq79606Evm Assembly Bottom
Schematic, Assembly, Layout, and BOM www.ti.com Figure 13. BQ79606EVM Assembly Bottom BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 21: Layout
Schematic, Assembly, Layout, and BOM www.ti.com Layout Figure 14. BQ79606EVM Top Overlay SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 22: Bq79606Evm Top Solder
Schematic, Assembly, Layout, and BOM www.ti.com Figure 15. BQ79606EVM Top Solder BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 23: Bq79606Evm Top Layer
Schematic, Assembly, Layout, and BOM www.ti.com Figure 16. BQ79606EVM Top Layer SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 24: Bq79606Evm Internal Signal Layer 1 - Gnd Plane
Schematic, Assembly, Layout, and BOM www.ti.com Figure 17. BQ79606EVM Internal Signal Layer 1 - GND Plane BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 25: Bq79606Evm Internal Signal Layer 2
Schematic, Assembly, Layout, and BOM www.ti.com Figure 18. BQ79606EVM Internal Signal Layer 2 SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 26: Bq79606Evm Bottom Layer
Schematic, Assembly, Layout, and BOM www.ti.com Figure 19. BQ79606EVM Bottom Layer BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 27: Bq79606Evm Bottom Solder
Schematic, Assembly, Layout, and BOM www.ti.com Figure 20. BQ79606EVM Bottom Solder SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 28: Bq79606Evm Bottom Overlay
Schematic, Assembly, Layout, and BOM www.ti.com Figure 21. BQ79606EVM Bottom Overlay BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated... -
Page 29: Bill Of Materials (Bom)
Schematic, Assembly, Layout, and BOM www.ti.com Figure 22. BQ79606EVM Drill Drawing Bill of Materials (BOM) Designator Quantity Value Description PackageRefere PartNumber Manufacturer Printed Circuit PWR897 Board SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback... - Page 30 Diode, TVS, Bi, SOT-23 PESD1CAN,215 24 V, 70 Vc, Semiconductor AEC-Q101, SOT-23 Terminal Block, 39500-0009 Molex 9 Pos, 3.5 mm BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated...
- Page 31 0.1 W, AEC- JNEA Q200 Grade 0, 0603 RES, 0, 5%, 0.1 0603 CRCW06030000 Vishay-Dale W, AEC-Q200 Z0EA Grade 0, 0603 SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated...
- Page 32 TP9, TP11 Test Point, Black Miniature 5001 Keystone Miniature, Black, Testpoint TP14, TP15, Terminal, Turret, Keystone1598-2 1598-2 Keystone TP16 TH, Triple BQ79606A-Q1 Evaluation Module SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated...
- Page 33 R56, R57, R63, 51.1 RES, 51.1, 1%, 0603 RC0603FR- Yageo America R64, R70, R71, 0.1 W, 0603 0751R1L R77, R78 SLOU471E – May 2017 – Revised April 2019 BQ79606A-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated...
- Page 34 NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from D Revision (December 2018) to E Revision ................... Page ........... • Changed instances of BQ79606/BQ79606-Q1 to BQ79606A/BQ79606A-Q1. Revision History SLOU471E – May 2017 – Revised April 2019 Submit Documentation Feedback Copyright © 2017–2019, Texas Instruments Incorporated...
- Page 35 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
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