TPS7B6701EVM

User's Guide SLVU986 – October 2013 TPS7B6701-Q1 Evaluation Module User's Guide The Texas Instruments TPS7B6701EVM evaluation module (EVM) helps designers evaluate the operation and performance of the TPS7B6701-Q1 linear regulator. The EVM contains one linear regulator (see Table 1). Table 1. Device and Package Configurations 1 Regulator IC Package U1 TPS7B6701QPWPRQ1 PWP-20 Setup This section describes the jumpers and connectors on the EVM as well and how to properly connect, set up, and use the TPS7B6701EVM. 1.1 Input/Output Connector Descriptions TP_VIN — This input connector is the protected power input for the regulator. The test point provides a power (VIN) connection which powers the EVM. J_EN — This jumper is a three-head jumper that enables and disables the device. Short pin 1 and pin 2 of J_EN to disable the device. Short pin 2 and pin 3 of J_EN to force the voltage at EN to equal the voltage at VIN. TP_EN — This test point is a power test point which measures the voltage at EN. The user can also apply power to EN through this test point directly. TP_GND — This connector is the ground return for the regulator. Three GND test points on the EVM allow the user to power the EVM, connect the load, and attach an oscilloscope ground lead. TP_PG — This test point is a power test point that monitors the status of the PG pin. J_DELAY — This jumper is a three head jumper that allows the user to select different capacitors connected to the DELAY pin in order to vary the power-on reset delay-time. TP_ADJ — This test point allows the user to measure the voltage of the ADJ pin. TP_VOUT — This output connector is the power output for the regulator. The test point provides a connection to attach a load to the EVM. SLVU986 – October 2013 Submit Documentation Feedback TPS7B6701-Q1 Evaluation Module User's Guide Copyright © 2013, Texas Instruments Incorporated 1 Setup 1.2 www.ti.com EVM Setup The input voltage range for the tracker is 4 V to 40 V. The EVM can support up to 450-mA of load current. To set up the EVM, use the following steps: 1. Short pin 2 and pin 3 of J_EN. 2. Short pin 1 and pin 2 of J_DELAY. 3. Set the input voltage supply voltage to 12 V. 4. Set the current-limit to 1 A. 5. Connect the input power supply positive lead to VIN. 6. Connect the return lead to GND. 7. Apply the load between VOUT and GND. 1.3 Operation The TPS7B6701 powers up after the VBAT voltage has exceeded the power-on reset threshold. The PCB offers footprints for the TPS7B6701-Q1 device. 2 TPS7B6701-Q1 Evaluation Module User's Guide Copyright © 2013, Texas Instruments Incorporated SLVU986 – October 2013 Submit Documentation Feedback Board Layout www.ti.com 2 Board Layout Figure 1, Figure 2, and Figure 3 show the board layout for the TPS7B6701EVM. The large quantities of via place close to the device footprint help to enhance thermal performance. The device pins must be soldered to the copper landing on the PCB for optimal performance. The PCB provides 2-oz copper planes on the top and bottom to dissipate heat. Figure 1. Top Assembly Layer Figure 2. Top Layer Routing Figure 3. Bottom Layer Routing SLVU986 – October 2013 Submit Documentation Feedback TPS7B6701-Q1 Evaluation Module User's Guide Copyright © 2013, Texas Instruments Incorporated 3 Schematic and Bill of Materials 3 www.ti.com Schematic and Bill of Materials Figure 4 shows the schematic of the TPS7B6701EVM and Table 2 lists the bill of materials. TP1 TP4 U1 4V to 40V at 450mA 19 TP_VIN C1 47uF C2 0.1uF 15 3 GND J1 GND 2 6 7 9 10 TP2 3 2 1 TP_EN 1.5 to18V at 450mA VIN VOUT EN RESET DELAY ADJ NC NC NC NC NC NC NC NC NC NC NC NC 3 2 1 J_EN 1 5 TP3 R1 TP8 TP_PG 10.0k C3 47uF TP_ADJ 11 12 14 16 17 18 20 0.047uF TP_VOUT R2 30k R3 10.0k C4 0.1uF GND GND 8 13 21 C5 0.1uF TPS7B6701QPWPRQ1 C6 TP5 GND GND PAD J2 4 TP6 TP7 TP_GND TP_GND J_DELAY GND TP_GND Figure 4. TPS7B6701EVM Schematic Table 2. Bill of Materials 4 Designator Quantity Value Description Manufacturer C1, C3 2 47 µF Capacitor, aluminum, 47 µF, 35 V, ±20%, 0.4 Ω, surface-mounted device Nippon Chemi-Con C2, C4, C5 3 0.1 µF Capacitor, ceramic, 0.1 µF, 50 V, ±20%, X7R, 0805 AVX C6 1 0.047 µF Capacitor, ceramic, 0.047 µF, 50 V, ±10%, X7R, 0805 AVX FID1, FID2, FID3 0 Fiducial mark. There is nothing to buy or mount. N/A J1, J2 2 Header, TH, 100 mil, 3 × 1, gold-plated, 230 mil above insulator Samtec, Inc. R1, R3 2 10.0k RES, 10.0k Ω, 1%, 0.125 W, 0805 Vishay-Dale R2 1 30k RES, 30k Ω, 5%, 0.125 W, 0805 Vishay-Dale TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8 8 Black Test point, TH, miniature, black Keystone U1 1 450-mA high-voltage ultra-low IQ — low drop out regulator, PWP0020B Texas Intruments PCB 1 Printed circuit board TPS7B6701-Q1 Evaluation Module User's Guide Copyright © 2013, Texas Instruments Incorporated SLVU986 – October 2013 Submit Documentation Feedback EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS Texas Instruments (TI) provides the enclosed Evaluation Board/Kit/Module (EVM) under the following conditions: The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies TI from all claims arising from the handling or use of the goods. Should this evaluation board/kit not meet the specifications indicated in the User’s Guide, the board/kit may be returned within 30 days from the date of delivery for a full refund. THE FOREGOING LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES. Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the product. This notice contains important safety information about temperatures and voltages. For additional information on TI's environmental and/or safety programs, please visit www.ti.com/esh or contact TI. No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine, process, or combination in which such TI products or services might be or are used. TI currently deals with a variety of customers for products, and therefore our arrangement with the user is not exclusive. TI assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. REGULATORY COMPLIANCE INFORMATION As noted in the EVM User’s Guide and/or EVM itself, this EVM and/or accompanying hardware may or may not be subject to the Federal Communications Commission (FCC) and Industry Canada (IC) rules. For EVMs not subject to the above rules, this evaluation board/kit/module is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer use. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES-003 rules, which are designed to provide reasonable protection against radio frequency interference. Operation of the equipment may cause interference with radio communications, in which case the user at his own expense will be required to take whatever measures may be required to correct this interference. General Statement for EVMs including a radio User Power/Frequency Use Obligations: This radio is intended for development/professional use only in legally allocated frequency and power limits. Any use of radio frequencies and/or power availability of this EVM and its development application(s) must comply with local laws governing radio spectrum allocation and power limits for this evaluation module. It is the user’s sole responsibility to only operate this radio in legally acceptable frequency space and within legally mandated power limitations. Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization. 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 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 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. For EVMs annotated as IC – INDUSTRY CANADA Compliant This Class A or B digital apparatus complies with Canadian ICES-003. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Concerning EVMs including radio transmitters This device complies with Industry Canada licence-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. 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. Cet appareil numérique de la classe A ou B est conforme à la norme NMB-003 du Canada. Les changements ou les modifications pas expressément approuvés par la partie responsable de la conformité ont pu vider l’autorité de l'utilisateur pour actionner l'équipement. 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. 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. SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER 【Important Notice for Users of EVMs for RF Products in Japan】 】 This development kit is NOT certified as Confirming to Technical Regulations of Radio Law of Japan If you use this product in Japan, you are required by Radio Law of Japan to follow the instructions below with respect to this product: 1. 2. 3. Use this product 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 this product only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product, or Use of this product only after you obtained the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to this product. Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. 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It is intended solely for use for preliminary feasibility evaluation in laboratory/development environments by technically qualified electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components, systems and subsystems. It should not be used as all or part of a finished end product. Your Sole Responsibility and Risk. You acknowledge, represent and agree that: 1. 2. 3. 4. You have unique knowledge concerning Federal, State and local regulatory requirements (including but not limited to Food and Drug Administration regulations, if applicable) which relate to your products and which relate to your use (and/or that of your employees, affiliates, contractors or designees) of the EVM for evaluation, testing and other purposes. You have full and exclusive responsibility to assure the safety and compliance of your products with all such laws and other applicable regulatory requirements, and also to assure the safety of any activities to be conducted by you and/or your employees, affiliates, contractors or designees, using the EVM. Further, you are responsible to assure 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. Since the EVM is not a completed product, it may not meet all applicable regulatory and safety compliance standards (such as UL, CSA, VDE, CE, RoHS and WEEE) which may normally be associated with similar items. You assume full responsibility to determine and/or assure compliance with any such standards and related certifications as may be applicable. You will employ reasonable safeguards to ensure that your use of the EVM will not result in any property damage, injury or death, even if the EVM should fail to perform as described or expected. You will take care of proper disposal and recycling of the EVM’s electronic components and packing materials. Certain Instructions. It is important to operate this EVM within TI’s recommended specifications and environmental considerations per the user guidelines. Exceeding the specified EVM ratings (including but not limited to input and output voltage, current, power, and environmental ranges) may cause property damage, personal injury or death. If there are questions concerning these ratings please 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 result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or interface electronics. Please consult the EVM User's 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, some circuit components may have case temperatures greater than 60°C as long as the input and output are maintained at a normal ambient operating temperature. These components include but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors which can be identified using the EVM schematic located in the EVM User's Guide. When placing measurement probes near these devices during normal operation, please be aware that these devices may be very warm to the touch. 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