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User's Guide SLVU772A–August 2013–Revised November 2013 DRV411EVM User's Guide This user's guide describes the characteristics, operation, and use of the DRV411 Evaluation Module (EVM). The DRV411 is a signal conditioning and 250-mA full-bridge drive circuit for closed-loop Hall effect sensors. A complete circuit description, schematic diagram, and bill of materials (BOM) are included.

Contents

1SLVU772A–August 2013–Revised November 2013 DRV411EVM User's Guide Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated

1 EVM Overview

1.1 Features

  • Full-featured evaluation board for the DRV411
  • Pin sockets for easily changing Hall sensor devices
  • Built-in reference

1.2 Introduction

devices. For a more detailed description of the DRV411, please refer to the product data sheet, SBOS693. Additional support documents are listed in Related Documents from Texas Instruments.

2 DRV411EVM Hardware

enable or disable various features of the DRV411 device. Figure 1. DRV411EVM Board

2 DRV411EVM User's Guide SLVU772A–August 2013–Revised November 2013

2.1 Default Jumper Settings

Table 1. Jumper Descriptions

2.2 Available Test Points

Table 2. Test Point (TP) Descriptions

3 Power Supply, Reference, and Gain Options

device. The EVM (without a Hall sensor installed) draws less than 10 mA at 5.5 V. bench supply, current limited to 50 mA.

3.1 Reference Voltage Selection

Table 3. Voltage Selection Options

3.2 Gain Setting and Compensation Frequency

The DRV411EVM provides two jumpers to configure the gain and sensor excitation frequency selection. Table 4. Gain and Compensation Frequency Settings Compensation external resistors and capacitors (R3/C3 and R4/C4).

4 EVM Operation

arsenide (GaAs) Hall elements such as the HG-302C from AKM Semiconductor. coil can be terminated at either the J1 or the J2 location, or between J1 and J2, if necessary. the DRV411 can then be applied through the compensation coil primary winding.

5 DRV411EVM Schematic and Bill of Materials

Section 5.1 contains the schematic for this EVM and Section 5.2 presents the BOM for this EVM.

5.1 DRV411EVM Schematic

Figure 2 illustrates the EVM schematic.

4 DRV411EVM User's Guide SLVU772A–August 2013–Revised November 2013

and test your design implementation to confirm the system functionality for your application.

1 F μ

0.01 F μ

10 F μ

Figure 2. DRV411EVM Schematic

5.2 DRV411EVM Bill of Materials

Table 5 is the complete BOM for this EVM. Table 5. DRV411EVM Bill of Materials

6 DRV411EVM User's Guide SLVU772A–August 2013–Revised November 2013

www.ti.com Related Documentation from Texas Instruments

6 Related Documentation from Texas Instruments

DRV411 product data sheet, SBOS693 7SLVU772A–August 2013–Revised November 2013 DRV411EVM User's Guide Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated

Revision History www.ti.com

Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

8 Revision History SLVU772A–August 2013–Revised November 2013

Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated

EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS Texas Instruments(TI)providestheenclosedEvaluationBoard/Kit/Module(EVM) underthefollowingconditions: The userassumes allresponsibilityand liabilityforproperand safehandlingofthegoods.Further,theuserindemnifiesTIfromallclaims arisingfromthehandlingoruse ofthegoods. Shouldthisevaluationboard/kitnotmeet thespecificationsindicatedintheUser’s Guide,theboard/kitmay be returnedwithin30 days from thedateofdeliveryfora fullrefund.THE FOREGOING LIMITED WARRANTY ISTHE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND ISIN 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. PleasereadtheUser's Guide and,specifically,theWarningsand RestrictionsnoticeintheUser's Guide priortohandlingtheproduct.This noticecontainsimportantsafetyinformationabouttemperaturesand voltages.Foradditionalinformationon TI's environmentaland/orsafety programs,pleasevisitwww.ti.com/eshorcontactTI. No licenseisgrantedunderany patentrightorotherintellectualpropertyrightofTIcoveringorrelatingtoany machine,process,or combinationinwhichsuch TIproductsorservicesmightbe orareused.TIcurrentlydealswitha varietyofcustomersforproducts,and thereforeourarrangementwiththeuserisnotexclusive.TIassumes no liabilityforapplicationsassistance,customerproductdesign, softwareperformance,orinfringementofpatentsorservicesdescribedherein. REGULATORY COMPLIANCE INFORMATION As notedintheEVM User’s Guide and/orEVM itself,thisEVM and/oraccompanyinghardwaremay ormay notbe subjecttotheFederal CommunicationsCommission (FCC) and IndustryCanada (IC)rules. ForEVMs not subjecttotheabove rules,thisevaluationboard/kit/moduleisintendedforuse forENGINEERING DEVELOPMENT, DEMONSTRATION OR EVALUATION PURPOSES ONLY and isnotconsideredby TItobe a finishedend productfitforgeneralconsumer use.Itgenerates,uses,and can radiateradiofrequencyenergyand has notbeen testedforcompliancewiththelimitsofcomputing devicespursuanttopart15 ofFCC orICES-003 rules,whicharedesignedtoprovidereasonableprotectionagainstradiofrequency interference.Operationoftheequipmentmay cause interferencewithradiocommunications,inwhichcase theuserathisown expense will be requiredtotakewhatevermeasures may be requiredtocorrectthisinterference. GeneralStatementforEVMs includinga radio User Power/FrequencyUse Obligations:Thisradioisintendedfordevelopment/professionaluse onlyinlegallyallocatedfrequencyand power limits.Any use ofradiofrequenciesand/orpower availabilityofthisEVM and itsdevelopmentapplication(s)must complywithlocal lawsgoverningradiospectrumallocationand power limitsforthisevaluationmodule.Itistheuser’s soleresponsibilitytoonlyoperatethis radioinlegallyacceptablefrequencyspace and withinlegallymandated power limitations.Any exceptionstothisarestrictlyprohibitedand unauthorizedby Texas Instrumentsunlessuserhas obtainedappropriateexperimental/developmentlicensesfromlocalregulatory authorities,whichisresponsibilityofuserincludingitsacceptableauthorization. For EVMs annotatedas FCC – FEDERAL COMMUNICATIONS COMMISSION Part15 Compliant Caution Thisdevicecomplieswithpart15 oftheFCC Rules.Operationissubjecttothefollowingtwo conditions:(1)Thisdevicemay notcause harmfulinterference,and (2)thisdevicemust acceptany interferencereceived,includinginterferencethatmay cause undesiredoperation. Changes ormodificationsnotexpresslyapprovedby thepartyresponsibleforcompliancecouldvoidtheuser's authoritytooperatethe equipment. FCC InterferenceStatementforClass A EVM devices Thisequipmenthas been testedand foundtocomplywiththelimitsfora ClassA digitaldevice,pursuanttopart15 oftheFCC Rules. These limitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferencewhen theequipmentisoperatedina commercial environment.Thisequipmentgenerates,uses,and can radiateradiofrequencyenergyand,ifnotinstalledand used inaccordancewiththe instructionmanual,may cause harmfulinterferencetoradiocommunications.Operationofthisequipmentina residentialareaislikelyto cause harmfulinterferenceinwhichcase theuserwillbe requiredtocorrecttheinterferenceathisown expense.

FCC InterferenceStatementforClass B EVM devices Thisequipmenthas been testedand foundtocomplywiththelimitsfora ClassB digitaldevice,pursuanttopart15 oftheFCC Rules. These limitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceina residentialinstallation.Thisequipment generates,uses and can radiateradiofrequencyenergyand,ifnotinstalledand used inaccordancewiththeinstructions,may cause harmfulinterferencetoradiocommunications.However,thereisno guaranteethatinterferencewillnotoccurina particularinstallation.If thisequipmentdoes cause harmfulinterferencetoradioortelevisionreception,whichcan be determinedby turningtheequipmentoffand on,theuserisencouragedtotrytocorrecttheinterferenceby one ormore ofthefollowingmeasures:

  • Reorientorrelocatethereceivingantenna.
  • Increasetheseparationbetween theequipmentand receiver.
  • Connecttheequipmentintoan outleton a circuitdifferentfromthattowhichthereceiverisconnected.
  • Consultthedealeroran experiencedradio/TVtechnicianforhelp. For EVMs annotatedas IC – INDUSTRY CANADA Compliant ThisClassA orB digitalapparatuscomplieswithCanadianICES-003. Changes ormodificationsnotexpresslyapprovedby thepartyresponsibleforcompliancecouldvoidtheuser’s authoritytooperatethe equipment. Concerning EVMs includingradiotransmitters ThisdevicecomplieswithIndustryCanada licence-exemptRSS standard(s).Operationissubjecttothefollowingtwo conditions:(1)this devicemay notcause interference,and (2)thisdevicemust acceptany interference,includinginterferencethatmay cause undesired operationofthedevice. Concerning EVMs includingdetachableantennas Under IndustryCanada regulations,thisradiotransmittermay onlyoperateusingan antennaofa typeand maximum (orlesser)gain approvedforthetransmitterby IndustryCanada. To reducepotentialradiointerferencetootherusers,theantennatypeand itsgainshould Thisradiotransmitterhas been approvedby IndustryCanada tooperatewiththeantennatypeslistedintheuserguidewiththemaximum permissiblegainand requiredantennaimpedance foreach antennatypeindicated.Antennatypesnotincludedinthislist,havinga gain greaterthanthemaximum gainindicatedforthattype,arestrictlyprohibitedforuse withthisdevice. Cet appareilnum ériquede laclasseA ou B estconformeà lanorme NMB-003 du Canada. Les changements ou lesmodificationspas expressément approuvés parlapartieresponsablede laconformité ontpu viderl’autorité de l'utilisateurpouractionnerl'équipement. Concernant lesEVMs avec appareilsradio Le présentappareilestconformeaux CNR d'IndustrieCanada applicablesaux appareilsradioexempts de licence.L'exploitationest autorisée aux deux conditionssuivantes:(1)l'appareilne doitpas produirede brouillage,et(2)l'utilisateurde l'appareildoitacceptertout brouillageradioélectriquesubi,m ême silebrouillageestsusceptibled'en compromettrelefonctionnement. Concernant lesEVMs avec antennes détachables Conformément à laréglementationd'IndustrieCanada, leprésentémetteurradiopeutfonctionneravec une antenned'un typeetd'un gain maximal(ouinférieur)approuvé pourl'émetteurparIndustrieCanada. Dans lebutde réduirelesrisquesde brouillageradioélectriqueà l'intentiondes autresutilisateurs,ilfautchoisirletyped'antenneetson gainde sorteque lapuissanceisotroperayonnée équivalente Le présentémetteurradioa été approuvé parIndustrieCanada pourfonctionneravec lestypesd'antenneénum érés dans lemanuel d’usage etayantun gainadmissiblemaximaletl'impédance requisepourchaque typed'antenne.Les typesd'antennenon inclusdans cetteliste,ou dontlegainestsupérieurau gainmaximalindiqué,sontstrictementinterditspourl'exploitationde l'émetteur. SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER

【【ImportantNoticeforUsers ofEVMs forRF Products inJapan】】 Thisdevelopment kitisNOT certifiedas ConfirmingtoTechnicalRegulationsofRadio Law ofJapan Ifyou use thisproductinJapan,you arerequiredby RadioLaw ofJapan tofollowtheinstructionsbelowwithrespecttothisproduct: 1. Use thisproductina shieldedroom orany othertestfacilityas definedinthenotification#173 issuedby MinistryofInternalAffairsand Communicationson March 28,2006,based on Sub-section1.1ofArticle6 oftheMinistry’s RuleforEnforcementofRadioLaw of Japan, 2. Use thisproductonlyafteryou obtainedthelicenseofTestRadioStationas providedinRadioLaw ofJapan withrespecttothis product,or 3. Use ofthisproductonlyafteryou obtainedtheTechnicalRegulationsConformityCertificationas providedinRadioLaw ofJapan with respecttothisproduct.Also,pleasedo nottransferthisproduct,unlessyou givethesame noticeabove tothetransferee.Pleasenote thatifyou couldnotfollowtheinstructionsabove,you willbe subjecttopenaltiesofRadioLaw ofJapan. Texas InstrumentsJapan Limited (address)24-1,Nishi-Shinjuku6 chome, Shinjuku-ku,Tokyo, Japan http://www.tij.co.jp 【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】 本開発キットは技術基準適合証明を受けておりません。 本製品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 http://www.tij.co.jp SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER SPACER

EVALUATION BOARD/KIT/MODULE (EVM) WARNINGS, RESTRICTIONS AND DISCLAIMERS For FeasibilityEvaluationOnly,inLaboratory/DevelopmentEnvironments.Unlessotherwiseindicated,thisEVM isnota finished electricalequipmentand notintendedforconsumer use.Itisintendedsolelyforuse forpreliminaryfeasibilityevaluationin laboratory/developmentenvironmentsby technicallyqualifiedelectronicsexpertswho arefamiliarwiththedangersand applicationrisks associatedwithhandlingelectricalmechanicalcomponents,systemsand subsystems.Itshouldnotbe used as allorpartofa finishedend product. Your SoleResponsibilityand Risk.You acknowledge,representand agreethat: 1. You have uniqueknowledgeconcerningFederal,Stateand localregulatoryrequirements(includingbutnotlimitedtoFood and Drug Administrationregulations,ifapplicable)whichrelatetoyourproductsand whichrelatetoyouruse (and/orthatofyouremployees, affiliates,contractorsordesignees)oftheEVM forevaluation,testingand otherpurposes. 2. You have fulland exclusiveresponsibilitytoassurethesafetyand complianceofyourproductswithallsuch lawsand otherapplicable regulatoryrequirements,and alsotoassurethesafetyofany activitiestobe conductedby you and/oryouremployees,affiliates, contractorsordesignees,usingtheEVM. Further,you areresponsibletoassurethatany interfaces(electronicand/ormechanical) between theEVM and any human body aredesignedwithsuitableisolationand means tosafelylimitaccessibleleakagecurrentsto minimizetheriskofelectricalshockhazard. 3. SincetheEVM isnota completedproduct,itmay notmeet allapplicableregulatoryand safetycompliancestandards(suchas UL, CSA, VDE, CE, RoHS and WEEE) whichmay normallybe associatedwithsimilaritems.You assume fullresponsibilitytodetermine and/orassurecompliancewithany such standardsand relatedcertificationsas may be applicable.You willemploy reasonable safeguardstoensurethatyouruse oftheEVM willnotresultinany propertydamage, injuryordeath,even iftheEVM shouldfailto performas describedorexpected. 4. You willtakecareofproperdisposaland recyclingoftheEVM ’s electroniccomponents and packingmaterials. CertainInstructions.ItisimportanttooperatethisEVM withinTI’s recommended specificationsand environmentalconsiderationsperthe userguidelines.ExceedingthespecifiedEVM ratings(includingbutnotlimitedtoinputand outputvoltage,current,power,and environmentalranges)may cause propertydamage, personalinjuryordeath.Iftherearequestionsconcerningtheseratingspleasecontact a TIfieldrepresentativepriortoconnectinginterfaceelectronicsincludinginputpower and intendedloads.Any loadsappliedoutsideofthe specifiedoutputrangemay resultinunintendedand/orinaccurateoperationand/orpossiblepermanentdamage totheEVM and/or interfaceelectronics.PleaseconsulttheEVM User's Guide priortoconnectingany loadtotheEVM output.Ifthereisuncertaintyas tothe loadspecification,pleasecontacta TIfieldrepresentative.Duringnormaloperation,some circuitcomponents may have case temperatures greaterthan60°C as longas theinputand outputaremaintainedata normalambientoperatingtemperature.These components include butarenotlimitedtolinearregulators,switchingtransistors,pass transistors,and currentsense resistorswhichcan be identifiedusingthe EVM schematiclocatedintheEVM User's Guide.When placingmeasurement probesnearthesedevicesduringnormaloperation,please be aware thatthesedevicesmay be verywarm tothetouch.As withallelectronicevaluationtools,onlyqualifiedpersonnelknowledgeable inelectronicmeasurement and diagnosticsnormallyfoundindevelopmentenvironmentsshoulduse theseEVMs. Agreement toDefend,Indemnifyand Hold Harmless.You agreetodefend,indemnifyand holdTI,itslicensorsand theirrepresentatives harmlessfromand againstany and allclaims,damages, losses,expenses,costsand liabilities(collectively,"Claims")arisingoutoforin connectionwithany use oftheEVM thatisnotinaccordancewiththetermsoftheagreement.ThisobligationshallapplywhetherClaims ariseunderlawoftortorcontractorany otherlegaltheory,and even iftheEVM failstoperformas describedorexpected. Safety-Criticalor Life-CriticalApplications.Ifyou intendtoevaluatethecomponents forpossibleuse insafetycriticalapplications(such as lifesupport)where a failureoftheTIproductwouldreasonablybe expectedtocause severepersonalinjuryordeath,such as devices whichareclassifiedas FDA ClassIIIorsimilarclassification,thenyou must specificallynotifyTIofsuch intentand enterintoa separate Assuranceand IndemnityAgreement. MailingAddress:Texas Instruments,PostOfficeBox 655303,Dallas,Texas 75265 Copyright© 2013,Texas InstrumentsIncorporated

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