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6.

Disclaimers:

6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY WRITTEN DESIGN MATERIALS PROVIDED WITH THE EVM (AND THE

DESIGN OF THE EVM ITSELF) ARE PROVIDED "AS IS" AND "WITH ALL FAULTS." TI DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, REGARDING SUCH ITEMS, INCLUDING BUT NOT LIMITED TO ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF ANY
THIRD PARTY PATENTS, COPYRIGHTS, TRADE SECRETS OR OTHER INTELLECTUAL PROPERTY RIGHTS.

6.2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN, NOTHING IN THESE TERMS AND

CONDITIONS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE, PATENT, OR ANY
OTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI, ITS SUPPLIERS/LICENSORS OR ANY OTHER THIRD
PARTY, TO USE THE EVM IN ANY FINISHED END-USER OR READY-TO-USE FINAL PRODUCT, OR FOR ANY
INVENTION, DISCOVERY OR IMPROVEMENT MADE, CONCEIVED OR ACQUIRED PRIOR TO OR AFTER DELIVERY OF
THE EVM.

7.

USER'S INDEMNITY OBLIGATIONS AND REPRESENTATIONS.

USER WILL DEFEND, INDEMNIFY AND HOLD TI, ITS

LICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS, DAMAGES, LOSSES,
EXPENSES, COSTS AND LIABILITIES (COLLECTIVELY, "CLAIMS") ARISING OUT OF OR IN CONNECTION WITH ANY
HANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS AND CONDITIONS. THIS OBLIGATION
SHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE, REGULATION, OR THE LAW OF TORT, CONTRACT OR ANY
OTHER LEGAL THEORY, AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED.

8.

Limitations on Damages and Liability:

8.1

General Limitations

. IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, COLLATERAL, INDIRECT, PUNITIVE,

INCIDENTAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESE
TERMS ANDCONDITIONS OR THE USE OF THE EVMS PROVIDED HEREUNDER, REGARDLESS OF WHETHER TI HAS
BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITED
TO, COST OF REMOVAL OR REINSTALLATION, ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES, RETESTING, OUTSIDE COMPUTER TIME, LABOR COSTS, LOSS OF GOODWILL, LOSS OF PROFITS,
LOSS OF SAVINGS, LOSS OF USE, LOSS OF DATA, OR BUSINESS INTERRUPTION. NO CLAIM, SUIT OR ACTION SHALL
BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED.

8.2

Specific Limitations.

IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY WARRANTY OR OTHER OBLIGATION

ARISING OUT OF OR IN CONNECTION WITH THESE TERMS AND CONDITIONS, OR ANY USE OF ANY TI EVM
PROVIDED HEREUNDER, EXCEED THE TOTAL AMOUNT PAID TO TI FOR THE PARTICULAR UNITS SOLD UNDER
THESE TERMS AND CONDITIONS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED. THE EXISTENCE
OF MORE THAN ONE CLAIM AGAINST THE PARTICULAR UNITS SOLD TO USER UNDER THESE TERMS AND
CONDITIONS SHALL NOT ENLARGE OR EXTEND THIS LIMIT.

9.

Return Policy.

Except as otherwise provided, TI does not offer any refunds, returns, or exchanges. Furthermore, no return of EVM(s)

will be accepted if the package has been opened and no return of the EVM(s) will be accepted if they are damaged or otherwise not in
a resalable condition. If User feels it has been incorrectly charged for the EVM(s) it ordered or that delivery violates the applicable
order, User should contact TI. All refunds will be made in full within thirty (30) working days from the return of the components(s),
excluding any postage or packaging costs.

10.

Governing Law:

These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas,

without reference to conflict-of-laws principles. User agrees that non-exclusive jurisdiction for any dispute arising out of or relating to
these terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County, Texas.
Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief
in any United States or foreign court.

Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265

Copyright © 2015, Texas Instruments Incorporated

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Summary of Contents for bq2512 Series

Page 1: ...bq25120 PWR731 bq25121 PWR812 Contents 1 Introduction 2 1 1 bq2512x IC Features 2 1 2 bq2512x EVM Features 2 1 3 Schematic 3 1 4 I O Description 4 1 5 Test Points 5 1 6 Default Settings 5 1 7 Recomme...

Page 2: ...it charge current PWM output voltage LDO output voltage and other parameters are programmable through the I2 C interface The battery is charged using a standard Li Ion charge profile with three phases...

Page 3: ...ND A1 U1 BQ25120YFF J7 VINLS PMID SYS GND SYS PGND PGND GND 499 R7 499 R11 SYS 5 K R12 J17 100k R14 J8 499 R10 499 R13 50k R8 1 F C2 4 7 F C1 10 F C9 1 F C6 1 F C7 PMID 20k R1 GND 14 3k R3 14 0k R2 GN...

Page 4: ...to GND J10 EV2400 The 4 wire connector for EV2400 communication interface J11 ISET Headers for ISET pin to be connected to an external resistor or shorted to GND J12 INT Headers for INT pin to be pull...

Page 5: ...ommunication interface However I2 C communication is not required for this device to operate The module is programmed to the default settings as is described in Table 3 Table 4 shows the initial jumpe...

Page 6: ...N Input Current IN input 400 mA ISW Output Current from SW DC 300 mA IPMID Output Current from PMID DC 300 mA ILS LDO Output Current from LS LDO 100 mA IBAT ISYS Charging and discharging using interna...

Page 7: ...hen turn off supply Set power supply 2 PS 2 for 3 5 V and then turn off supply 2 Connect the positive output of PS 1 through a current meter CM 2 to IN J2 and negative output to GND J34 3 Connect a vo...

Page 8: ...ing I2 C communication implement the following steps with the software GUI 1 Install the bqStudio software GUI 2 Connect the EV2400 interface board to the EVM as shown in Figure 4 http www ti com tool...

Page 9: ...2 3 Observe D2 is on D1 is off 4 Measure on VM 3 V J27 SYS_S J14 GND 1 8V 50 mV 5 Measure on CM 2 ICHRG 0 1 mA 6 Measure on CM 1 IIN 2 mA 7 Disable PS 1 and PS 2 3 3 Charge Current Regulation 1 Remove...

Page 10: ...ossible instead of relying on each supply s digital measurement 2 When using a source meter as your battery simulator it is highly recommended to configure the source meter for 4 wire sensing eliminat...

Page 11: ...4 H15 4 SJ61A1 3M Bumpon Cylindrical 0 312 X 0 200 Black Black Bumpon 9 J1 1 105017 0001 Molex Receptacle Micro USB B Right Angle SMD Micro USB receptacle 10 J2 J3 J4 J5 J7 J8 J12 J15 J17 J22 J24 J26...

Page 12: ...S1 1 KST221JLFS C K Components Switch Tactile SPST NO SMT Switch 6 2X5X6 2 mm 26 SH JP1 SH JP2 SH JP3 SH JP4 SH JP5 SH JP6 SH JP7 7 1x2 969102 0000 DA 3M Shunt 100mil Gold plated Black Shunt 27 TP1 T...

Page 13: ...ed May 2016 Submit Documentation Feedback Copyright 2015 2016 Texas Instruments Incorporated bq2512x Evaluation Module 5 2 Board Layouts 5 2 1 PWR731 Layouts Figure 7 through Figure 16 illustrate the...

Page 14: ...nd Board Layout www ti com 14 SLUUBC8A August 2015 Revised May 2016 Submit Documentation Feedback Copyright 2015 2016 Texas Instruments Incorporated bq2512x Evaluation Module Figure 9 Top Layer Figure...

Page 15: ...terials and Board Layout 15 SLUUBC8A August 2015 Revised May 2016 Submit Documentation Feedback Copyright 2015 2016 Texas Instruments Incorporated bq2512x Evaluation Module Figure 11 Signal Layer 2 Fi...

Page 16: ...ard Layout www ti com 16 SLUUBC8A August 2015 Revised May 2016 Submit Documentation Feedback Copyright 2015 2016 Texas Instruments Incorporated bq2512x Evaluation Module Figure 13 Bottom Solder Mask F...

Page 17: ...erials and Board Layout 17 SLUUBC8A August 2015 Revised May 2016 Submit Documentation Feedback Copyright 2015 2016 Texas Instruments Incorporated bq2512x Evaluation Module Figure 15 Drill Drawing Figu...

Page 18: ...Layout Figure 17 illustrates the PWR812 PCB composite layout Figure 17 PWR812 Composite Layout Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current ver...

Page 19: ...ing the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repa...

Page 20: ...transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indic...

Page 21: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Page 22: ...REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE L...

Page 23: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

Page 24: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ25120EVM 731...

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