Texas Instruments BQ25176J User manual

EVM User's Guide: BQ25176JEVM
BQ25176J Evaluation Module
Description
The BQ25176J EVM contains the BQ25176J IC, LDO
TPS7B8133 and support circuits needed operate the
evaluation board. Only an external 5 V power supply
is needed to power the EVM and charge a 1-cell
battery. Charge Voltage VREG can be set to seven
values using switch S1. Charge current is set by R22
(ISET) value from 60 mA to 750 mA. A fix value of
400 mA is selected by JP4.
LDO U2 (TPS7B8133) provides 3.3V for
housekeeping voltage, powering LED and providing
voltage for CE. The NTC is simulated by a 10k
resistor and has the option to be adjusted by a trim
pot.
Features
• Support 1-Cell Li-Ion, Li-Poly, and LiFePO4
• Input voltage based dynamic power management
• Input voltage up-to-30V tolerant
• External resistor programmable operation
– Li-Ion: 4.15V, 4.2V, 4.35V, 4.4V
– LiFePO4: 3.5V, 3.6V, 3.7V
– ISET to set charge current from 60 mA to 750
mA
Applications
•True wireless headsets
•Wearable accessories, smart band
•Beauty and grooming
•Electric toothbrush
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1 Evaluation Module Overview
1.1 Introduction
The Texas Instruments BQ25170EVM is a Li-Ion, Li-Poly and LiFePO4 chemistry battery charger IC for single
cell. Charging voltage can be adjusted using external resistors on VSET. Charging current can be set from 60
mA to 750 mA with external resistor on ISET.
This user’s guide describes the characteristics, operation, and use of the BQ25176JEVM evaluation
module(EVM). This EVM is designed to help the user evaluate and test the various operating modes of the
BQ25176J. This user’s guide includes setup instructions for the hardware, a schematic diagram, a bill of
materials(BOM), and PCB layout drawings for the evaluation module.
Throughout this user's guide, the abbreviations EVM, BQ25176JEVM, BMS033-004, and the term evaluation
module are synonymous with the BQ25176J evaluation module, unless otherwise noted.
1.2 Kit Contents
The package includes:
1. BQ25176J evaluation module (EVM) that has BQ25176J and supporting circuits.
1.3 Specification
This board contains several jumpers and connectors.
Parameter Specifications
Input voltage (operating) 5 V
Output voltage 3.5V to 4.4V
Output current 60 mA to 750 mA
Housekeeping voltage 3.3V
1.4 Device Information
The BQ25176J is an integrated 800-mA linear charger for 1-Cell Li-Ion, Li-Polymer, and LiFePO4 batteries
targeted at space-limited portable applications. The device has a single power output that charges the battery.
In all charge phases, an internal control loop monitors the IC junction temperature and reduces the charge
current if an internal temperature threshold, TREG, is exceeded.
The charger power stage and charge current sense functions are fully integrated. The charger function has high
accuracy current and voltage regulation loops, charge status display, and automatic charge termination.
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2 Hardware
2.1 I/O Descriptions
Table 2-1 lists the input and output connections available on this EVM and their respective descriptions.
Table 2-1. EVM I/O Connections
I/O Connector Description
J1 – VIN / GND Max operating input voltage is 25 V, OVP trip point.
Max input voltage is 30 V while in OVP.
J2 – OUT (BAT+) / GND (BAT-) / GND / TS Battery connection, TS is 10k NTC but is not needed.
JP1 – VSET ADJ Disable R9, default is installed.
JP2 – REG / IN / OUT Source voltage for housekeeping regulator, U2. Default Input voltage
IN.
JP3 – PG (Power Good) LED Default setting is ON.
JP4 – ISET Sets fast charge current. Fixed = 400 mA ADJ= R22 range 60 mA to
600 mA.
JP5 - STAT LED Default setting is ON.
JP6 – TS NTC temp sensor. Fixed=10k (safe) ADJ=R19 range from 0 to 50k
ohms. Default Fixed.
JP7 Not used, do not install
JP8 Not used, do not install
JP9 Not used, do not install
Table 2-2 lists the S1 switch positions for VSET and their respective descriptions. Use only one postion ON, do
not combine.
Table 2-2. VSET S1 Switch Positions
Position / RX / Value Li+Voltage / Configuration
#1 / R1 / 100k ohm 3.5V / 1-Cell LiFePO4
#2 / R2 / 82.5k ohm 3.6V / 1-Cell LiFePO4
#3 / R3 / 61.9k ohm 3.7V / 1-Cell LiFePO4
#4 / R4 / 35.7k ohm 4.15V / 1-Cell Li-Ion
#5 / R5 / 27.4k ohm 4.2V / 1-Cell Li-Ion
#6 / R6 / 24.3k ohm 4.35V / 1-Cell Li-Ion
#7 / R7 / 18.2k ohm 4.4V / 1-Cell Li-Ion
#8 / R8 / 0 ohm Short Circuit – No Charge
2.2 Printed Circuit Board Assembly
The BQ25176JEVM PCB contains the BQ25176J IC, LDO TPS7B8133 and support circuits. This board contains
several jumpers and connectors. S1 (VSET) allows selected output voltages to be programmed. R9 resistor
allows a wide range of adjustment of VSET. R22 can be used to change ISET value, fast charge current. R19
can be used to adjust TS, battery temp sensor to simulate hot and cold fault.
2.3 Best Practices
WARNING
Hot surface! Contact can cause burns. Do not touch!
Some components can reach high temperatures >55°C when the board is powered on. The user must not
touch the board at any point during operation or immediately after operating, as high temperatures can be
present.
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2.4 Test Summary
This section describes the jumpers and connectors on the EVM as well as how to properly connect, setup, and
use the BQ25176JEVM. Note that the default jumper setting of headers and switches are marked with two dots
to indicate the shorting jumper position. This puts the unit into a single cell Li-Ion configuration, 4.2V at 400 mA.
2.4.1 Equipment
This section includes a list of supplies required to perform tests on this EVM.
1. Battery simulator such as Keithley 2400 or equivalent. Or a single-cell battery.
2. Power supply, 5 V 1 A input. Note that unit can operate up to 25 V input.
3. Voltage meter and current meter.
2.4.2 Cautions
To prevent possible damage to battery under test, verify that charging conditions of the cell are not exceeded.
Check max charge voltage and current.
Power dissipation of the device can be exceeded with too high an input to output voltage drop and current.
Thermal regulation begins reducing current at 125 °C, at 150 °C device shuts off.
Device can get hot during high input-to-output voltage drop and high current conditions. Use caution when
handling the board.
2.4.3 Test Instructions
For this EVM to operate properly, the following components must be connected and properly configured.
1. Set input power supply to 5 V and Battery Simulator to 3.6V with compliance to support 800 mA. Turn off
Supply and Battery Simulator.
2. Connect input voltages to J1 and Battery Simulator to J2 on the EVM.
3. Configure all EVM jumpers to factory setting and refer to Table 2-3.
4. Turn on all supplies and loads.
a. 5 V Input supply current must be greater than 500 mA.
b. Out voltage must be 3.6V and charge current 400 mA.
c. LED D1 and D2 is ON.
5. Simulate battery completing charge by increasing Battery Simulator voltage to 4.2V.
a. Current decreases to 0 mA.
b. LED D2 switches to OFF.
Table 2-3. Jumper Factory Setting
I/O Connector Factory Setting
JP1 (2 pin header) Installed
JP2 (3 pin Header) Installed REG to IN
JP3 (2 pin header) Installed
JP4 (3 pin header) Installed ISET to Fixed
JP5 (2 pin header) Installed
JP6 (3 pin header) Installed TS to Fixed
JP7 ( not installed ) N/A
JP8 ( not installed ) N/A
JP9 ( not installed ) N/A
S1 ( 8 Position Switch ) Position 5 (4.2V Li-Ion)
S2 ( not installed ) N/A
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3 Hardware Design Files
3.1 Schematic
The BQ25176JEVM schematic is shown in Figure 3-1.
3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
R19
3266W-1-503LF
50k
R10
750
C3
50V
1μF
C4
1μF
16V
C1
50V
1μF
R23
1.00k
C2
1μF
16V
Battery
Pull-Up
Battery
TP14
TP1
TP4
JP2
SH-JP2
J1
TP5
TP3
BQ25176JDSG
OUT(BAT)
REG
IN(+)
3
1
21
2
5
IN
DNC
EN
OUT
GND
GND
PAD
U2
6
3
4
7
IN(+)
GND
1
2
U1
IN
ISET
OUT
STAT
GND
Thermal_Pad
1
2
9
5
4
8
Fixed
ISET
ADJ
1
2
TP6
JP3
1 2
2
21
1
D1
D2
SH-JP3
TPS7B8133QDRVRQ1
GND
VSET
6
PG
7
JP6
SH-JP6
GND
SH-JP5
JP5
1 2 3
R20
10.0k
1
2
J2
OUT(Bat+)
GND(Bat-)
R9
50k Ohm
TP9
TP8
GNDGND
GND
R21
499
GND
R22
PV37W502C01B00
5k ohm
TS-/CE
VSET-FB
Pull-Up
Pull-Up
R24
1.00k
/PG-TMR
3
4
/PG-TMR
TP2
Vin 3V to 40V max
TP12 TP13
SH-JP4 JP4
3
2
1
Fixed
TS
ADJ
ISET-ADJ
TS-/CE
GND
TS
VSET-ADJ
100k
82.5k
61.9k
35.7k
27.4k
24.3k
18.2k
0
TP7
JP1
SH-JP1
1
2
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
S1
R1
R2
R3
R4
R5
R6
R7
R8
76SB08ST
VSET
TMR-ADJ
TS
GND
GND
GND
GND
Pull-Up
GND
C6
50V
1μF
GND
C7
1μF
16V
C1
50V
1μF
C8
4700pF
R26
2.00k
R18
50k Ohm
R16
500K
R15
604k
R17
604k
R27
49.9k
R25
10.0k
SH-JP7
SH-JP9 SH-JP8
33.0k
/PG
FB-GND
GND
OFF
/CE
ON
TMR
78B04ST
JP7
R11
R12
R13
R14
S2
JP9
8
7
6
5
4
3
2
1
1
2
3
2
1
3
2
1
JP8
TS-/CE
18.2k
7.50k
0
/PG-TMR
VSET-FB
Battery
Figure 3-1. BQ25176JEVM Schematic
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3.2 Board Layout
The board layout is shown in Figure 3-2 to Figure 3-8.
Figure 3-2. Top Overlay
Figure 3-3. Top Solder
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Figure 3-4. Top Layer
Figure 3-5. Bottom Layer
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Figure 3-6. Bottom Solder
Figure 3-7. Bottom Overlay
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Figure 3-8. Drill Drawing
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3.3 Bill of Materials
Table 3-1 lists the bill of materials.
Table 3-1. Bill of Materials(1)
Designator Qty Value Description Package
Reference Part Number Manufacturer
!PCB? 1 Printed Circuit Board BMS033 Any
C1, C3 2 1uF CAP, CERM, 1 µF, 50 V,+/- 20%,
X5R, AEC-Q200 Grade 3, 0603
603 GRT188R61H105ME13
D
MuRata
C2, C4 2 1uF CAP, CERM, 1 uF, 16 V, +/- 10%,
X7R, AEC-Q200 Grade 1, 0603
603 GCM188R71C105KA64
D
MuRata
D1, D2 2 Green LED, Green, SMD Body1.6x0.8mm LTST-C193TGKT-5A Lite-On
H1, H2, H3, H4 4 Bumpon, Hemisphere, 0.44 X 0.20,
Clear
Transparent
Bumpon
SJ-5303 (CLEAR) 3M
J1 1 Terminal Block, 3.5mm Pitch, 2x1,
TH
7.0x8.2x6.5mm ED555/2DS On-Shore
Technology
J2 1 Terminal Block, 3.5mm Pitch, 4x1,
TH
14x8.2x6.5mm ED555/4DS On-Shore
Technology
JP1, JP3, JP5 3 Header, 100mil, 2x1, Tin, TH Header, 2 PIN,
100mil, Tin
PEC02SAAN Sullins Connector
Solutions
JP2, JP4, JP6 3 Header, 100mil, 3x1, Tin, TH Header, 3 PIN,
100mil, Tin
PEC03SAAN Sullins Connector
Solutions
LBL1 1 Thermal Transfer Printable Labels,
0.650" W x 0.200" H - 10,000 per
roll
PCB Label 0.650
x 0.200 inch
THT-14-423-10 Brady
R1 1 100k RES, 100 k, 1%, 0.1 W, 0603 603 RC0603FR-07100KL Yageo
R2 1 82.5k RES, 82.5 k, 1%, 0.1 W, 0603 603 RC0603FR-0782K5L Yageo
R3 1 61.9k RES, 61.9 k, 1%, 0.1 W, 0603 603 RC0603FR-0761K9L Yageo
R4 1 35.7k RES, 35.7 k, 1%, 0.1 W, 0603 603 RC0603FR-0735K7L Yageo
R5 1 27.4k RES, 27.4 k, 1%, 0.1 W, 0603 603 RC0603FR-0727K4L Yageo
R6 1 24.3k RES, 24.3 k, 1%, 0.1 W, 0603 603 RC0603FR-0724K3L Yageo
R7 1 18.2k RES, 18.2 k, 1%, 0.1 W, 0603 603 RC0603FR-0718K2L Yageo
R8 1 0 RES, 0, 5%, 0.1 W, 0603 603 RC0603JR-070RL Yageo
R9 1 50k
Ohm
Trimmer Potentiometer, Lead
Sealed Type Multiturn PV37
Series, TH
6.71x4.5mm PV37W503C01B00 Bourns
R10 1 750 RES, 750, 1%, 0.1 W, 0603 603 RC0603FR-07750RL Yageo
R19 1 50k Trimmer, 50k ohm, 0.25W, TH 4.5x8x6.7mm 3266W-1-503LF Bourns
R20 1 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-
Q200 Grade 0, 0603
603 CRCW060310K0FKEA Vishay-Dale
R21 1 499 RES, 499, 1%, 0.1 W, 0603 603 CRCW0603499RFKEAC Vishay-Dale
R22 1 5k Ohm Trimmer Potentiometer, Lead
Sealed Type Multiturn PV37
Series, TH
6.71x4.5mm PV37W502C01B00 Bourns
R23, R24 2 1.00k RES, 1.00 k, 1%, 0.1 W, 0603 603 RC0603FR-071KL Yageo
S1 1 Switch, SPST 8Pos, Rocker, TH 9.65X8X22.4mm 76SB08ST Grayhill
SH-JP1, SH-JP2,
SH-JP3, SH-JP4,
SH-JP5, SH-JP6,
SH-JP7
7 1x2 Shunt, 100mil, Gold plated, Black Shunt SNT-100-BK-G Samtec
TP1, TP2, TP3,
TP4, TP5, TP6,
TP7, TP8, TP9,
TP10, TP12,
TP13, TP14
13 Test Lead clips and hooks, SMT Test Point, Body
3.25x1.65mm
S1751-46 Harwin
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Table 3-1. Bill of Materials(1) (continued)
Designator Qty Value Description Package
Reference Part Number Manufacturer
U1 1 800-mA JEITA-Compliant Linear
Battery Charger For 1-Cell Li-Ion
and LiFePO4 With VINDPM
WSON8 BQ25176JDSG Texas
Instruments
U2 1 Automotive 150-mA high-voltage
ultra-low-IQ low-dropout (LDO)
linear regulator, DRV0006A
(WSON-6)
DRV0006A TPS7B8133QDRVRQ1 Texas
Instruments
C5 0 100 pF CAP, CERM, 100 pF, 50 V, +/- 1%,
C0G/NP0, 0402
402 04025A101FAT2A AVX
C6 0 1uF CAP, CERM, 1 µF, 50 V,+/- 20%,
X5R, AEC-Q200 Grade 3, 0603
603 GRT188R61H105ME13
D
MuRata
C7 0 1uF CAP, CERM, 1 uF, 16 V, +/- 10%,
X7R, AEC-Q200 Grade 1, 0603
603 GCM188R71C105KA64
D
MuRata
C8 0 4700 pF CAP, CERM, 4700 pF, 50 V, +/-
10%, X5R, 0603
603 GRM188R61H472KA01
D
MuRata
FID1, FID2, FID3 0 Fiducial mark. There is nothing to
buy or mount.
N/A N/A N/A
JP7 0 Header, 100mil, 2x1, Tin, TH Header, 2 PIN,
100mil, Tin
PEC02SAAN Sullins Connector
Solutions
JP8, JP9 0 Header, 100mil, 3x1, Tin, TH Header, 3 PIN,
100mil, Tin
PEC03SAAN Sullins Connector
Solutions
R11 0 33.0k RES, 33.0 k, 1%, 0.1 W, 0603 603 RC0603FR-0733KL Yageo
R12 0 18.2k RES, 18.2 k, 1%, 0.1 W, 0603 603 RC0603FR-0718K2L Yageo
R13 0 7.50k RES, 7.50 k, 1%, 0.1 W, 0603 603 RC0603FR-077K5L Yageo
R14 0 0 RES, 0, 5%, 0.1 W, 0603 603 RC0603JR-070RL Yageo
R15, R17 0 604k RES, 604 k, 0.1%, 0.125 W, 0805 805 RT0805BRD07604KL Yageo America
R16 0 500 kOhms 0.25W, 1/4W PC
Pins Through Hole Trimmer
Potentiometer Cermet 12 Turn Top
Adjustment
PTH_3 PV37W504C01B00 Bourns
R18 0 50k
Ohm
Trimmer Potentiometer, Lead
Sealed Type Multiturn PV37
Series, TH
6.71x4.5mm PV37W503C01B00 Bourns
R25 0 10.0k RES, 10.0 k, 1%, 0.1 W, AEC-
Q200 Grade 0, 0603
603 CRCW060310K0FKEA Vishay-Dale
R26 0 2.00k RES, 2.00 k, 1%, 0.1 W, AEC-
Q200 Grade 0, 0603
603 CRCW06032K00FKEA Vishay-Dale
R27 0 49.9k RES, 49.9 k, 1%, 0.25 W, Axial Axial CMF5049K900FHEB Vishay-Dale
S2 0 DIP Switch, SPST 4Pos, Slide, TH DIP Switch, 4
Pos
78B04ST Grayhill
SH-JP8, SH-JP9 0 1x2 Shunt, 100mil, Gold plated, Black Shunt SNT-100-BK-G Samtec
(1) Unless otherwise noted in the Alternate PartNumber and/or Alternate Manufacturer columns, all parts can be substituted with
equivalents.
4 Additional Information
Trademarks
All trademarks are the property of their respective owners.
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STANDARD TERMS FOR EVALUATION MODULES
1. Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or
documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance
with the terms set forth herein. User's acceptance of the EVM is expressly subject to the following terms.
1.1 EVMs are intended solely for product or software developers for use in a research and development setting to facilitate feasibility
evaluation, experimentation, or scientific analysis of TI semiconductors products. EVMs have no direct function and are not
finished products. EVMs shall not be directly or indirectly assembled as a part or subassembly in any finished product. For
clarification, any software or software tools provided with the EVM (“Software”) shall not be subject to the terms and conditions
set forth herein but rather shall be subject to the applicable terms that accompany such Software
1.2 EVMs are not intended for consumer or household use. EVMs may not be sold, sublicensed, leased, rented, loaned, assigned,
or otherwise distributed for commercial purposes by Users, in whole or in part, or used in any finished product or production
system.
2Limited Warranty and Related Remedies/Disclaimers:
2.1 These terms do not apply to Software. The warranty, if any, for Software is covered in the applicable Software License
Agreement.
2.2 TI warrants that the TI EVM will conform to TI's published specifications for ninety (90) days after the date TI delivers such EVM
to User. Notwithstanding the foregoing, TI shall not be liable for a nonconforming EVM if (a) the nonconformity was caused by
neglect, misuse or mistreatment by an entity other than TI, including improper installation or testing, or for any EVMs that have
been altered or modified in any way by an entity other than TI, (b) the nonconformity resulted from User's design, specifications
or instructions for such EVMs or improper system design, or (c) User has not paid on time. Testing and other quality control
techniques are used to the extent TI deems necessary. TI does not test all parameters of each EVM.
User's claims against TI under this Section 2 are void if User fails to notify TI of any apparent defects in the EVMs within ten (10)
business days after delivery, or of any hidden defects with ten (10) business days after the defect has been detected.
2.3 TI's sole liability shall be at its option to repair or replace EVMs that fail to conform to the warranty set forth above, or credit
User's account for such EVM. TI's liability under this warranty shall be limited to EVMs that are returned during 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 repair such EVM or provide replacements. Repaired EVMs shall be
warranted for the remainder of the original warranty period. Replaced EVMs shall be warranted for a new full ninety (90) day
warranty period.
WARNING
Evaluation Kits are intended solely for use by technically qualified,
professional electronics experts who are familiar with the dangers
and application risks associated with handling electrical mechanical
components, systems, and subsystems.
User shall operate the Evaluation Kit within TI’s recommended
guidelines and any applicable legal or environmental requirements
as well as reasonable and customary safeguards. Failure to set up
and/or operate the Evaluation Kit within TI’s recommended
guidelines may result in personal injury or death or property
damage. Proper set up entails following TI’s instructions for
electrical ratings of interface circuits such as input, output and
electrical loads.
NOTE:
EXPOSURE TO ELECTROSTATIC DISCHARGE (ESD) MAY CAUSE DEGREDATION OR FAILURE OF THE EVALUATION
KIT; TI RECOMMENDS STORAGE OF THE EVALUATION KIT IN A PROTECTIVE ESD BAG.

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2
3Regulatory Notices:
3.1 United States
3.1.1 Notice applicable to EVMs not FCC-Approved:
FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software
associated with the kit to determine whether to incorporate such items in a finished product and software developers to write
software applications for use with the end product. This kit is not a finished product and when assembled may not be resold or
otherwise marketed unless all required FCC equipment authorizations are first obtained. Operation is subject to the condition
that this product not cause harmful interference to licensed radio stations and that this product accept harmful interference.
Unless the assembled kit is designed to operate under part 15, part 18 or part 95 of this chapter, the operator of the kit must
operate under the authority of an FCC license holder or must secure an experimental authorization under part 5 of this chapter.
3.1.2 For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant:
CAUTION
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not
cause harmful interference, and (2) this device must accept any interference received, including interference that may cause
undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to
operate the equipment.
FCC Interference Statement for Class A EVM devices
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to
correct the interference at his own expense.
FCC Interference Statement for Class B EVM devices
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
•Consult the dealer or an experienced radio/TV technician for help.
3.2 Canada
3.2.1 For EVMs issued with an Industry Canada Certificate of Conformance to RSS-210 or RSS-247
Concerning EVMs Including Radio Transmitters:
This device complies with Industry Canada license-exempt RSSs. Operation is subject to the following two conditions:
(1) this device may not cause interference, and (2) this device must accept any interference, including interference that may
cause undesired operation of the device.
Concernant les EVMs avec appareils radio:
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation
est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit
accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.
Concerning EVMs Including Detachable Antennas:
Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser)
gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type
and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for
successful communication. This radio 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 indicated.
Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited
for use with this device.

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Concernant les EVMs avec antennes détachables
Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et
d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage
radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope
rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le
présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le
manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne
non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de
l'émetteur
3.3 Japan
3.3.1 Notice for EVMs delivered in Japan: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page 日本国内に
輸入される評価用キット、ボードについては、次のところをご覧ください。
https://www.ti.com/ja-jp/legal/notice-for-evaluation-kits-delivered-in-japan.html
3.3.2 Notice for Users of EVMs Considered “Radio Frequency Products” in Japan: EVMs entering Japan may not be certified
by TI as conforming to Technical Regulations of Radio Law of Japan.
If User uses EVMs in Japan, not certified to Technical Regulations of Radio Law of Japan, User is required to follow the
instructions set forth by Radio Law of Japan, which includes, but is not limited to, the instructions below with respect to EVMs
(which for the avoidance of doubt are stated strictly for convenience and should be verified by User):
1. Use EVMs in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal
Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for
Enforcement of Radio Law of Japan,
2. Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect to
EVMs, or
3. Use of EVMs only after User obtains the Technical Regulations Conformity Certification as provided in Radio Law of Japan
with respect to EVMs. Also, do not transfer EVMs, unless User gives the same notice above to the transferee. Please note
that if User does not follow the instructions above, User will be subject to penalties of Radio Law of Japan.
【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて
いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの
措置を取っていただく必要がありますのでご注意ください。
1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用
いただく。
2. 実験局の免許を取得後ご使用いただく。
3. 技術基準適合証明を取得後ご使用いただく。
なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。
上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ
ンスツルメンツ株式会社
東京都新宿区西新宿６丁目２４番１号
西新宿三井ビル
3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page
電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧くださ
い。https://www.ti.com/ja-jp/legal/notice-for-evaluation-kits-for-power-line-communication.html
3.4 European Union
3.4.1 For EVMs subject to EU Directive 2014/30/EU (Electromagnetic Compatibility Directive):
This is a class A product intended for use in environments other than domestic environments that are connected to a
low-voltage power-supply network that supplies buildings used for domestic purposes. In a domestic environment this
product may cause radio interference in which case the user may be required to take adequate measures.

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4EVM Use Restrictions and Warnings:
4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT
LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS.
4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling
or using the EVM, including without limitation any warning or restriction notices. The notices contain important safety information
related to, for example, temperatures and voltages.
4.3 Safety-Related Warnings and Restrictions:
4.3.1 User shall operate the EVM within TI’s recommended specifications and environmental considerations stated in the user
guide, other available documentation provided by TI, and any other applicable requirements and employ reasonable and
customary safeguards. Exceeding the specified performance ratings and specifications (including but not limited to input
and output voltage, current, power, and environmental ranges) for the EVM may cause personal injury or death, or
property damage. If there are questions concerning performance ratings and specifications, User should contact a TI
field representative prior to connecting interface electronics including input power and intended loads. Any loads applied
outside of the specified output range may also result in unintended and/or inaccurate operation and/or possible
permanent damage to the EVM and/or interface electronics. Please consult the EVM user guide prior to connecting any
load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative.
During normal operation, even with the inputs and outputs kept within the specified 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 sense resistors, and heat sinks, which can be identified using the
information in the associated documentation. When working with the EVM, please be aware that the EVM may become
very warm.
4.3.2 EVMs are intended solely for use by technically qualified, professional electronics experts who are familiar with the
dangers and application risks associated with handling electrical mechanical components, systems, and subsystems.
User assumes all responsibility and liability for proper and safe handling and use of the EVM by User or its employees,
affiliates, contractors or designees. User assumes all responsibility and liability to ensure that any interfaces (electronic
and/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safely
limit accessible leakage currents to minimize the risk of electrical shock hazard. User assumes all responsibility and
liability for any improper or unsafe handling or use of the EVM by User or its employees, affiliates, contractors or
designees.
4.4 User assumes all responsibility and liability to determine whether the EVM is subject to any applicable international, federal,
state, or local laws and regulations related to User’s handling and use of the EVM and, if applicable, User assumes all
responsibility and liability for compliance in all respects with such laws and regulations. User assumes all responsibility and
liability for proper disposal and recycling of the EVM consistent with all applicable international, federal, state, and local
requirements.
5. Accuracy of Information: To the extent TI provides information on the availability and function of EVMs, TI attempts to be as accurate
as possible. However, TI does not warrant the accuracy of EVM descriptions, EVM availability or other information on its websites as
accurate, complete, reliable, current, or error-free.
6. Disclaimers:
6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY MATERIALS PROVIDED WITH THE EVM (INCLUDING, BUT NOT
LIMITED TO, REFERENCE DESIGNS 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 EPIDEMIC FAILURE WARRANTY OR 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 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, REGARDLESS OF WHEN MADE, CONCEIVED OR ACQUIRED.
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. 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.

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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 OR THE USE OF THE EVMS , 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 TWELVE (12) MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS
OCCURRED.
8.2 Specific Limitations. IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY USE OF AN EVM PROVIDED
HEREUNDER, INCLUDING FROM ANY WARRANTY, INDEMITY OR OTHER OBLIGATION ARISING OUT OF OR IN
CONNECTION WITH THESE TERMS, , EXCEED THE TOTAL AMOUNT PAID TO TI BY USER FOR THE PARTICULAR
EVM(S) AT ISSUE DURING THE PRIOR TWELVE (12) MONTHS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE
CLAIMED. THE EXISTENCE OF MORE THAN ONE CLAIM 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 © 2023, Texas Instruments Incorporated

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AND WITH ALL FAULTS, AND DISCLAIMS ALL WARRANTIES, EXPRESS AND IMPLIED, INCLUDING WITHOUT LIMITATION ANY
IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF THIRD
PARTY INTELLECTUAL PROPERTY RIGHTS.
These resources are intended for skilled developers designing with TI products. You are solely responsible for (1) selecting the appropriate
TI products for your application, (2) designing, validating and testing your application, and (3) ensuring your application meets applicable
standards, and any other safety, security, regulatory or other requirements.
These resources are subject to change without notice. TI grants you permission to use these resources only for development of an
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Copyright © 2023, Texas Instruments Incorporated