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Related Documentation from Texas Instruments

Related Documentation from Texas Instruments

www.ti.com

To obtain a copy 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 by its title and literature number. Updated documents can also be obtained through
the TI Web site at

www.ti.com

Documents:

Literature Number:

bq20z40, SBS 1.1-Compliant Gas Gauge With Impedance Track

data sheet

bq20z40 and bq20z45 Technical Reference Manual

bq29330, 2-, 3-, and 4-Cell Li-Ion or Li-Polymer Battery

Protective AFE data sheet

16

bq20z40EVM-001 SBS 1.1 Impedance Track™Technology

SLUU320C – January 2009 – Revised June 2009

Enabled Battery Management Solution EVM

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Содержание BQ20Z40EVM-001

Страница 1: ...of the bq20z40 bq29330 bq29412 solution under different charge and discharge conditions Contents 1 Features 2 2 bq20z40 bq29330 Based Circuit Module 2 3 bq20z40 bq29330 Circuit Module Schematic 3 4 Ci...

Страница 2: ...ll Any The bq20z40 bq29330 bq29412 based circuit module is a complete and compact example solution of a bq20z40 and bq29330 circuit for battery management and protection of Li ion or Li polymer packs...

Страница 3: ...arge current path in order to sustain sufficient Pack voltage when the battery voltage is too low to power up the bq29330 IC If the charger has a precharge function R12 and FET Q2 are not used The EVM...

Страница 4: ...ons PCB layers and assembly drawing for the bq20z40 bq29330 module Figure 1 bq20z40EVM 001 Layout Silk Screen Figure 2 Top Assembly Figure 3 Top Layer 4 bq20z40EVM 001 SBS 1 1 Impedance Track Technolo...

Страница 5: ...youts and Bill of Materials Figure 4 Bottom Layer Figure 5 Bottom Assembly SLUU320C January 2009 Revised June 2009 bq20z40EVM 001 SBS 1 1 Impedance Track Technology 5 Enabled Battery Management Soluti...

Страница 6: ...86 3 R13 R15 5 1K Resistor chip 5 1 k 1 16 W 5 0603 STD STD R18 3 R14 R25 1M Resistor chip 1 M 1 16 W 5 0603 STD STD R30 1 R16 100K Resistor chip 100 k 1 16 W 5 0603 STD STD 1 R17 0 010 75ppm Resistor...

Страница 7: ...le Physical Layouts and Bill of Materials Figure 6 Schematic SLUU320C January 2009 Revised June 2009 bq20z40EVM 001 SBS 1 1 Impedance Track Technology 7 Enabled Battery Management Solution EVM Submit...

Страница 8: ...tory Open the archive containing the installation package and copy its contents in a temporary directory The executable filename can consist of several component names and versions Double click on the...

Страница 9: ...rge test connect SYS PRES pin to PACK pin to set SYS PRES state To test sleep mode disconnect the SYS PRES pin Figure 7 bq20z40 bq29330 Circuit Module Connection to Cells and System Load Charger The f...

Страница 10: ...g check box is checked To disable the scan feature deselect Keep Scanning The continuous scanning period can be set via the Options and Set Scan Interval menu selections The range for this interval is...

Страница 11: ...hat separates the Flags Static data from SBS values changes the height of the Flags Static Data display Selecting View then Auto Arrange returns the splitter bar to its original location The bq20z40 d...

Страница 12: ...he bq20z40 using the Write All button The configuration information of the bq29330 and module calibration data is held in the bq20z40 data flash The bq20z40 allows for an automatic data flash export f...

Страница 13: ...Calibration If Voltage Calibration is selected enter the number of cells on the pack If Temperature Calibration is selected select the sensor that is to be calibrated If the current source is connecte...

Страница 14: ...Screen www ti com Figure 10 Calibration Screen 14 bq20z40EVM 001 SBS 1 1 Impedance Track Technology SLUU320C January 2009 Revised June 2009 Enabled Battery Management Solution EVM Submit Documentatio...

Страница 15: ...valid values can cause erroneous results When scaling converted hex values to a higher number of bytes follow these rules When unsigned is selected the left pad contains zeroes When signed is selected...

Страница 16: ...by its title and literature number Updated documents can also be obtained through the TI Web site at www ti com Documents Literature Number bq20z40 SBS 1 1 Compliant Gas Gauge With Impedance Track SLU...

Страница 17: ...duct 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 enginee...

Страница 18: ...ce TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonabl...

Страница 19: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ20Z40EVM 001...

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