Texas Instruments bq24261M User Manual Download Page 24

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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 bq24261M

Page 1: ...tions 6 2 2 Recommended Test Equipment 6 2 3 Recommended Test Equipment Setup 8 2 4 Recommended Test Procedure 10 3 Printed Circuit Board Layout Guideline 12 4 Bill of Materials and Board Layout 13 4...

Page 2: ...1 2 bq24261M EVM Features The bq24261M evaluation module EVM on PCB PWR691 provide a complete charger module for evaluating compact flexible high efficiency USB friendly switch mode battery charge an...

Page 3: ...Red D2 Green D1 TS SCL SIM 4 1 2 3 J15 22 05 3041 12 4k R6 STAT GND INT TP1 TP2 TP4 TP5 TP7 GND SW GND 200 R2 BAT SDA GND SYS 100k R7 GND 1 50k R3 1 50k R4 TP6 TP8 IN INT STAT 200 R1 SYS IN GND J14 E...

Page 4: ...TS GND External thermistor terminal J10 GND SYS output negative header J11 SYS GND SYS output positive and negative terminal J12 SYS SYS output positive header J13 BAT Battery positive header J14 BAT...

Page 5: ...5 and R6 has been sized to accommodate a 10 k thermistor If a different thermistor is used R5 and R6 must be resized PSEL LO Input current limit is set to 1 5 A until changed by I2C JP7 PSEL HI PSEL H...

Page 6: ...as YY are shorted Measure A B Check specified parameters A B If measured values are not within specified limits the unit under test has failed Observe A B Observe if A B occur If they do not occur the...

Page 7: ...s of operation the IC enters Default mode Note that the 27 minute safety timer is not reset by this function and eventually times out if charging does not complete unless the Safety Timer Time Limit i...

Page 8: ...eter is connected across J2 or TP3 and J6 or TP9 BAT GND 5 Connect VM 3 across J10 or TP7 and J14 or TP9 SYS GND 6 Connect VM 4 across J15 or TP5 and J14 or TP9 DRV GND 7 Connect J17 to EV2400 kit by...

Page 9: ...uter Open the bq24261M evaluation software The main window of the software is shown in Figure 5 9 SLUUBB5A April 2015 Revised October 2015 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger E...

Page 10: ...simulator across J14 or J13 J5 BAT GND with current meter 2 in series as shown in Figure 4 If using a battery simulator like the one shown in Figure 2and referred to as BAT_LOAD in Figure 4 configure...

Page 11: ...Ds turn off 17 To test battery supplement mode lower PS 2 until VM 2 reads 3 6 V Add an external resistive or constant current load across J13 and J5 that draws more than 2 A from SYS Measure on VM 4...

Page 12: ...components through vias two vias per capacitor for power stage capacitors one via per capacitor for small signal components It is also recommended to put vias inside the PGND pads for the IC if possib...

Page 13: ...003 10 001000 2 L1 Inductor Wirewound Metal Composite 1 5 H 3 5 A 0 07 ohm SMD TDK SPM4012T 1R5M 1 LBL1 Thermal Transfer Printable Labels 0 650 W x 0 200 H 10 000 per roll Brady THT 14 423 10 1 Q1 MOS...

Page 14: ...h Figure 11 illustrate the PCB layouts for this EVM Figure 6 Top Assembly Layer 14 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger SLUUBB5A April 2015 Revised October 2015 Evaluation Modul...

Page 15: ...d Board Layout Figure 7 Top Layer 15 SLUUBB5A April 2015 Revised October 2015 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger Evaluation Module Submit Documentation Feedback Copyright 2015...

Page 16: ...w ti com Figure 8 First Internal Layer 16 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger SLUUBB5A April 2015 Revised October 2015 Evaluation Module Submit Documentation Feedback Copyright...

Page 17: ...d Layout Figure 9 Second Internal Layer 17 SLUUBB5A April 2015 Revised October 2015 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger Evaluation Module Submit Documentation Feedback Copyrigh...

Page 18: ...t www ti com Figure 10 Bottom Layer 18 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger SLUUBB5A April 2015 Revised October 2015 Evaluation Module Submit Documentation Feedback Copyright 20...

Page 19: ...Layout Figure 11 Bottom Assembly Drawing 19 SLUUBB5A April 2015 Revised October 2015 User s Guide for WCSP Packaged bq24261M 3 A Battery Charger Evaluation Module Submit Documentation Feedback Copyrig...

Page 20: ...atures 2 Deleted the USB miniconnector from the schematic in Figure 1 3 Changed J2 USB To J2 Do not use in Section 1 4 4 NOTE Page numbers for previous revisions may differ from page numbers in the cu...

Page 21: ...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 22: ...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 23: ...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 24: ...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 25: ...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...

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