User's Guide
SLVUAV0 – September 2016
TPS7B68xx-Q1 Evaluation Module
This user's guide describes the characteristics, operation, and use of the TPS7B68xx-Q1 evaluation
module (EVM). Throughout this document, TPS7B68xx-Q1 refers to both the TPS7B6850-Q1 and
TPS7B6833-Q1 devices. A complete schematic diagram, printed-circuit board layouts, and bill of materials
are also included.
1
2
3
4
Contents
Introduction ...................................................................................................................
Connector Descriptions, Setup, and Operation ..........................................................................
2.1
Input and Output (I/O) Connector Descriptions .................................................................
2.2
Bench Setup .........................................................................................................
2.3
Operation ............................................................................................................
Board Layout .................................................................................................................
Schematic and Bill of Materials ............................................................................................
4.1
Schematic ............................................................................................................
4.2
Bill of Materials ......................................................................................................
1
2
2
3
3
4
6
6
7
List of Figures
1
Connector J3 ................................................................................................................. 2
2
TPS7B6850EVM Component Placement (Assembly Top View) ...................................................... 4
3
TPS7B6850EVM Top Layer Routing ...................................................................................... 4
4
TPS7B6850EVM Bottom Layer Routing .................................................................................. 5
5
TPS7B6850EVM Schematic
...............................................................................................
6
List of Tables
1
1
Device and Package Configurations ...................................................................................... 1
2
Bill of Materials ............................................................................................................... 7
Introduction
TI's TPS7B68xx-Q1 evaluation module (EVM) helps designers evaluate the operation and performance of
the TPS7B6833-Q1 and TPS7B6850-Q1, 500-mA watchdog LDO. For more information on the
TPS7B68xx-Q1 devices, see the data sheet (SLVSD43).
The EVM contains one linear regulator (see Table 1).
Table 1. Device and Package Configurations
Regulator
IC
Package
U1
TPS7B6850QPWPRQ1 or TPS7B6833QPWPRQ1
28-pin HTSSOP
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Connector Descriptions, Setup, and Operation
2
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Connector Descriptions, Setup, and Operation
This section describes the jumpers and connectors on the EVM as well and how to properly connect, set
up, and use the TPS7B68xx-Q1 EVM.
2.1
Input and Output (I/O) Connector Descriptions
J1/VIN connector – This connector directly connects the regulator IN pin to the input power supply. Left
open, this connector could protect the regulator from input reverse polarity connection.
J2/PGADJ connector – This connector sets the regulator PG (power good) threshold. Connect pin 3 and
pin 4 to set the threshold to default. Connect pin 1 and pin 2 to set the threshold to 4 V (for TPS7B6850Q1).
J3
G
N
D
W
TS VIN
G
N
D
SE V
L IN
G
N
D
EN VI
N
J3/EN/FSEL/WTS connector – This connector sets the regulator EN, FSEL and WTS status.
J3 11
9
7
5
3
1
12 10
8
6
4
2
Figure 1. Connector J3
•
•
•
EN: Connect pin 1 and pin 2 to enable the regulator. Connect pin 2 and pin 4 to disable the regulator.
FSEL: Connect pin 5 and pin 6 to set FSEL to HIGH. Connect pin 6 and pin 8 to set FSEL to LOW.
WTS: Connect pin 9 and pin 10 to select standard watchdog. Connect pin 10 and pin 12 to select
window watchdog.
J4/WD_EN connector – This connector sets the watchdog function working status. Connect pin 1 and pin
2 to disable the watchdog function. Connect pin 2 and pin 3 to enable the watchdog function.
J5/PG connector – This connector connects the regulator PG pin to the OUT pin through a 10-kΩ
resistor. Leave this connector open if the PG function is not used.
J6/WDO connector – This connector connects the watchdog WDO pin to the OUT pin through a 10-kΩ
resistor. Leave this connector open if the watchdog function is not used.
J7/ROSC connector – This connector sets the duration of the watchdog monitor. Connect the
corresponding pins to select the required watchdog period.
J8/DELAY connector – This connector sets the regulator power good delay time. Connect the
corresponding pins to select the required delay time.
J9/WRS connector – This connector sets the open window and closed window ratio (window watchdog
only). Connect pin 1 and pin 2 to set the open/closed window ratio to 8:1. Connect pin 2 and pin 3 to set
the open/closed window ratio to 1:1.
J10/WDO-PG connector – This connector directly connects watchdog WDO pin to regulator RST pin.
J11/ GND connector – This connector directly connects the regulator GND pin to the ground of the input
power supply. Connecting an ammeter to pin 1 and pin 2 allows the measurement of the regulator ground
current.
TP1/VIN – This test point provides an input power supply to power the EVM.
TP2/OUT – This test point provides the output of the regulator to allow a load to be attached to the EVM.
TP3/VIN – This test point allows measurement of the input voltage at the regulator IN pin.
TP4/OUT – This test point allows measurement of the output voltage at the regulator OUT pin.
TP5/EN - This test point allows measurement of the enable voltage at the regulator EN pin.
TP6/PGADJ – This test point allows measurement of the voltage at the regulator PGADJ pin.
TP7/WD_EN – This test point allows measurement of the watchdog enable voltage at the WD_EN pin.
TP8/WDO – This test point allows measurement of the watchdog output signal at the WDO pin.
2
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Connector Descriptions, Setup, and Operation
TP9/WD – This test point allows measurement of the watchdog service signal at the WD pin.
TP10/PG – This test point allows measurement of the power good voltage at the regulator PG pin.
TP11/WTS – This test point allows measurement of the signal at the WTS pin.
TP12/FSEL – This test point allows measurement of the signal at the FSEL pin.
TP13/ROSC – This test point allows measurement of the voltage at the ROSC pin.
TP14/WRS – This test point allows measurement of the signal at the WRS pin.
TP15/DELAY – This test point allows measurement of the voltage at the regulator DELAY pin.
TP16/TP17/TP18/TP19/TP20/TP21/GND – GND is the ground return for the regulator. The EVM provides
TP16 and TP17, two GND test points to power up the EVM, to connect the load. The EVM also provides
TP18 to TP21, four GND test points as the ground reference for the signal or voltage test point.
2.2
Bench Setup
The input voltage range for the watchdog LDO TPS7B68xx-Q1 is 4 V to 40 V. The EVM can support up to
a 500-mA load current. Using the following steps to setup the test bench for the EVM:
1. Set the power supply for input (VIN) to 12 V and set the current limit to 1 A.
2. Set the EVM board:
(a) Regulator only. Connect EN to VIN (J3), and connect WD_EN to OUT (J4).
(b) Watchdog enabled. Connect EN to VIN (J3), and connect WD_EN to GND (J4).
3. Connect the power supply positive lead to the VIN (TP1) and the negative lead to GND (TP16).
4. Apply the load between OUT (TP2) and GND (TP17).
2.3
Operation
The TPS7B68xx-Q1 powers up after the VIN voltage exceeds the UVLO rising threshold.
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Board Layout
3
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Board Layout
The printed-circuit board (PCB) offers footprints for the TPS7B68xx-Q1 device as shown in Figure 2,
Figure 3, and Figure 4.
Figure 2. TPS7B6850EVM Component Placement (Assembly Top View)
Figure 3. TPS7B6850EVM Top Layer Routing
4
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Board Layout
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Figure 4. TPS7B6850EVM Bottom Layer Routing
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Schematic and Bill of Materials
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4
Schematic and Bill of Materials
4.1
Schematic
Figure 5 illustrates the TPS7B6850EVM schematic.
SH-J1
J1
D1
VIN=4~40V
VIN(max)=45V
C1
22µF
TP1
GND
11
9
7
VIN 5
3
VIN 1
TP2
C3
10µF
GND
GND
WTS
GND
FSEL
GND
EN
12
10
8
6
4
2
VIN
SH-J3
C2
0.1µF
VIN
SH-J6
TP5
WD_EN
WD_EN
10.0k
TP7
GND
TP9
TP13
J7
8
6
4
2
R8
49.9k
R9
100k
R1
26.1k
J2
VOUT'
PGADJ
WD
6
WTS
12
2
3
7
9
10
14
17
19
28
PGADJ
25
PGADJ
WDO
15
WDO
24
PG
PG
FSEL
ROSC
WRS
DELAY
NC
NC
NC
NC
NC
NC
NC
NC
C7
0.1µF
2
4
1
3
VOUT_5V
GND
PGADJ
TP4
FSEL
5
R2
10.0k
TP6
J5
TP8
GND
GND
PAD
8
21
29
R4
GND
SH-J7
10.0k
TP12
J6
TP14
20
22
23
26
27
VOUT_5V
PG
TP10
WRS
18
NC
NC
NC
NC
NC
TPS7B6850QPWPRQ1
C6
0.01µF
VOUT_5V
OUT
WD_EN
13
DELAY
SH-J9
R10
200k
16
11
6
4
2
R7
20.0k
EN
ROSC
J8
SH-J8
IN
4
TP15
5
3
1
7
5
3
1
WD
WTS
TP11
1
TP3
EN
R3
GND
SH-J2
VOUT_5V
1
2
3
GND
U1
J3
SH-J5
C4
0.1µF
C5
DNP22µF
VOUT'
GND
SH-J4
J4
VOUT=5V
IOUT(max)=500mA
VOUT_5V
WDO
R5
SH-J12
10.0k
VOUT_5V
WRS
GND
IC_GND
R6
10.0k
1
2
3
J9
SH-J10
C8
1µF
J10
GND
GND
GND
GND
GND
GND
GND
PG
WDO
J11
GND
TP16
TP18
TP19
TP20
SH-J11
TP17
TP21
GND
GND
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Figure 5. TPS7B6850EVM Schematic
6
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Schematic and Bill of Materials
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4.2
Bill of Materials
Table 2 lists the TPS7B6850EVM bill of materials.
Table 2. Bill of Materials
Designator
Qty
Value
Description
Package Reference
Part Number
Manufacturer
Alternate Part Number
Alternate Manufacturer
MSA014
Any
-
-
SMT Radial D
EEE-FK1H220P
Panasonic
CAP, CERM, 0.1 µF, 50 V, +/- 10%, X7R, 0805
0805
GRM21BR71H104KA01L
Murata
CAP, CERM, 10 µF, 25 V, +/- 10%, X7R, 1206
1206
GRM31CR71E106KA12L
Murata
0.01uF
CAP, CERM, 0.01 µF, 50 V, +/- 10%, X7R, 0805
0805
GRM216R71H103KA01D
Murata
1
0.1uF
CAP, CERM, 0.1 µF, 16 V, +/- 10%, X7R, 0805
0805
GRM219R71C104KA01D
Murata
C8
1
1uF
CAP, CERM, 1 µF, 16 V, +/- 10%, X7R, 0805
0805
GRM21BR71C105KA01L
Murata
D1
1
60V
Diode, Schottky, 60 V, 2 A, SMA
SMA
B260A-13-F
Diodes Inc.
H1, H2, H3, H4
4
Bumpon, Hemisphere, 0.44 X 0.20, Clear
Transparent Bumpon
SJ-5303 (CLEAR)
3M
J1, J5, J6, J10, J11
5
Header, 100mil, 2x1, Gold, TH
2x1 Header
TSW-102-07-G-S
Samtec
J2
1
Header, 100mil, 2x2, Gold, TH
2x2 Header
TSW-102-07-G-D
Samtec
J3
1
Header, 100mil, 6x2, Gold, TH
6x2 Header
TSW-106-07-G-D
Samtec
J4, J9
2
Header, 100mil, 3x1, Gold, TH
3x1 Header
TSW-103-07-G-S
Samtec
J7
1
Header, 100mil, 4x2, Gold, TH
4x2 Header
TSW-104-07-G-D
Samtec
J8
1
Header, 100mil, 3x2, Gold, TH
3x2 Header
TSW-103-07-G-D
Samtec
R1
1
26.1k
RES, 26.1 k, 0.1%, 0.125 W, 0805
0805
RT0805BRD0726K1L
Yageo America
R2
1
10.0k
RES, 10.0 k, 0.1%, 0.125 W, 0805
0805
RT0805BRD0710KL
Yageo America
R3, R4, R5, R6
4
10.0k
RES, 10.0 k, 1%, 0.125 W, 0805
0805
CRCW080510K0FKEA
Vishay-Dale
R7
1
20.0k
RES, 20.0 k, 1%, 0.125 W, 0805
0805
CRCW080520K0FKEA
Vishay-Dale
R8
1
49.9k
RES, 49.9 k, 1%, 0.125 W, 0805
0805
CRCW080549K9FKEA
Vishay-Dale
R9
1
100k
RES, 100 k, 1%, 0.125 W, 0805
0805
CRCW0805100KFKEA
Vishay-Dale
R10
1
200k
RES, 200 k, 1%, 0.125 W, 0805
0805
CRCW0805200KFKEA
Vishay-Dale
SH-J1, SH-J2, SH-J3,
SH-J4, SH-J5, SH-J6,
SH-J7, SH-J8, SH-J9,
SH-J10, SH-J11, SH-J12
12
1x2
Shunt, 100mil, Gold plated, Black
Shunt
969102-0000-DA
3M
SNT-100-BK-G
Samtec
TP1, TP2, TP16, TP17
4
Double
Terminal, Turret, TH, Double
Keystone1502-2
1502-2
Keystone
TP3, TP4, TP5, TP6,
TP7, TP8, TP9, TP10,
TP11, TP12, TP13, TP14,
TP15
13
Red
Test Point, Miniature, Red, TH
Red Miniature Testpoint
5000
Keystone
TP18, TP19, TP20, TP21
4
Black
Test Point, Miniature, Black, TH
Black Miniature Testpoint
5001
Keystone
U1
1
500mA 40V High Voltage Ultra Low Quiescent
Current Watchdog LDO, PWP0028C
PWP0028C
TPS7B6850QPWPRQ1
Texas Instruments
C5
0
CAP, AL, 22 µF, 25 V, +/- 20%, 1 ohm, SMD
SMT Radial D
EEE-FC1E220P
Panasonic
FID1, FID2, FID3
0
Fiducial mark. There is nothing to buy or mount.
Fiducial
N/A
N/A
PCB1
1
C1
1
22uF
CAP, AL, 22 µF, 50 V, +/- 20%, 0.88 ohm, SMD
C2, C4
2
0.1uF
C3
1
10uF
C6
1
C7
Note:
Printed Circuit Board
22uF
Texas Instruments
Unless otherwise noted in the Alternate PartNumber and/or Alternate Manufacturer columns, all parts may be substituted with equivalents.
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STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES
1.
Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or
documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein.
Acceptance of the EVM is expressly subject to the following terms and conditions.
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 and conditions 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.
2
Limited Warranty and Related Remedies/Disclaimers:
2.1 These terms and conditions 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 any defects that are 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. Moreover, TI shall not be liable for any defects that result from User's design, specifications or
instructions for such EVMs. Testing and other quality control techniques are used to the extent TI deems necessary or as
mandated by government requirements. TI does not test all parameters of each EVM.
2.3 If any EVM fails to conform to the warranty set forth above, TI's sole liability shall be at its option to repair or replace such EVM,
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.
3
Regulatory Notices:
3.1 United States
3.1.1
Notice applicable to EVMs not FCC-Approved:
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.
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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
Concerning EVMs Including Radio Transmitters:
This device complies with Industry Canada license-exempt RSS standard(s). 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.
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。
http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page
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 by Radio Law of
Japan to follow the instructions below with respect to EVMs:
1.
2.
3.
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,
Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect to
EVMs, or
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.
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【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.
2.
3.
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。
実験局の免許を取得後ご使用いただく。
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。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page
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4
EVM 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.
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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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IMPORTANT NOTICE
Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other
changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest
issue. Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and
complete. All semiconductor products (also referred to herein as “components”) are sold subject to TI’s terms and conditions of sale
supplied at the time of order acknowledgment.
TI warrants performance of its components to the specifications applicable at the time of sale, in accordance with the warranty in TI’s terms
and conditions of sale of semiconductor products. Testing and other quality control techniques are used to the extent TI deems necessary
to support this warranty. Except where mandated by applicable law, testing of all parameters of each component is not necessarily
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TI assumes no liability for applications assistance or the design of Buyers’ products. Buyers are responsible for their products and
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TI does not warrant or represent that any license, either express or implied, is granted under any patent right, copyright, mask work right, or
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Buyer acknowledges and agrees that it is solely responsible for compliance with all legal, regulatory and safety-related requirements
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In some cases, TI components may be promoted specifically to facilitate safety-related applications. With such components, TI’s goal is to
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requirements. Nonetheless, such components are subject to these terms.
No TI components are authorized for use in FDA Class III (or similar life-critical medical equipment) unless authorized officers of the parties
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Only those TI components which TI has specifically designated as military grade or “enhanced plastic” are designed and intended for use in
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