Texas Instruments BQ27620 User Manual Download Page 7 | Manualshive

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Texas Instruments BQ27620 User Manual Download Page 7

Circuits Module Physical Layout and Bill of Material

4.3

Schematic

Figure 5. bq27620EVM Schematic

7

SLUU655

–

October 2011

bq27620 EVM: Single-Cell Impedance Track Technology

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Copyright

©

2011, Texas Instruments Incorporated

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Summary of Contents for BQ27620

Page 1: ...tures 2 1 1 Kit Contents 2 1 2 Ordering Information 2 2 bq27620 Based Circuit Module 3 2 1 Circuit Module Connections 3 2 2 Pin Description 3 3 bq27620 Circuit Module Schematic 3 3 1 Schematic 3 4 Cir...

Page 2: ...sonal computer PC software and interface board for easy evaluation Software that allows data logging for system analysis Ability to upgrade to the latest firmware version by flash reprogramming 1 1 Ki...

Page 3: ...CK Pack positive terminal PACK Pack negative terminal SDA I2C communication data line SCL I2C communication clock line VSS Signal return for communication line shared with charger and ground CHG LOAD...

Page 4: ...terial www ti com Figure 1 bq27620EVM Layout Silk Screen Figure 2 bq27620EVM Layout Top Assembly 4 bq27620 EVM Single Cell Impedance Track Technology SLUU655 October 2011 Submit Documentation Feedback...

Page 5: ...d Bill of Material Figure 3 bq27620EVM Layout Top Layer Figure 4 bq27620EVM Layout Bottom Layer 5 SLUU655 October 2011 bq27620 EVM Single Cell Impedance Track Technology Submit Documentation Feedback...

Page 6: ...le 0 400 x 0 500 22 05 3041 Molex 2 J4 J9 PEC36SAAN Header Male 3 pin 100mil spacing 0 100 inch x 3 PEC36SAAN Sullins 1 R1 1 8M Resistor Chip 1 16 W 5 402 Std Std 2 R11 R12 10k Resistor Chip 1 16 W 5...

Page 7: ...ysical Layout and Bill of Material 4 3 Schematic Figure 5 bq27620EVM Schematic 7 SLUU655 October 2011 bq27620 EVM Single Cell Impedance Track Technology Submit Documentation Feedback Copyright 2011 Te...

Page 8: ...ts contents into a temporary directory 3 Open the software file that was downloaded from the TI Web site 4 Follow the instructions on screen until completing the software installation 5 Before startin...

Page 9: ...tion details the operation of the bq27620 EVSW software 8 1 Starting the Program Run bq27620 EVSW from the Start Programs Texas Instruments bq Evaluation Software menu sequence The DataRAM screen Figu...

Page 10: ...be viewed at the bottom of the DataRAM screen Dragging the splitter bar line that separates the Flags Status data from Data Ram register values changes the height of the Flags Status Data display Sel...

Page 11: ...and written to the bq27620 using the Write All button The module calibration data is also held in the bq27620 data flash The bq27620 allows for an automatic data flash export function similar to the D...

Page 12: ...asured values for the types selected 3 Press the button to calibrate 9 2 Voltage Calibration 1 Measure the voltage across Pack and Pack 2 Type the voltage value in mV into Enter Actual Voltage 3 Press...

Page 13: ...y of any of the following TI documents call the Texas Instruments Literature Response Center at 800 477 8924 or the Product Information Center PIC at 972 644 5580 When ordering identify this document...

Page 14: ...product This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engi...

Page 15: ...or use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have...

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