Texas Instruments LDC1001 Handleiding

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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

LDC1001

SNVSBF7–NOVEMBER2019

LDC1001Inductance-to-DigitalConverter

1

1Features

1

•Magnet-freeoperation

•Sub-micronprecision

•Adjustablesensingrange(throughcoildesign)

•Lowersystemcost

•Remotesensorplacement(decouplingtheLDC

fromharshenvironments)

•Highdurability(byvirtueofcontact-lessoperation)

•Insensitivitytoenvironmentalinterference(such

asdirt,dust,water,oil)

•Supplyvoltage,analog:4.75Vto5.25V

•Supplyvoltage,I/O:1.8Vto5.25V

•Supplycurrent(withoutLCtank):1.7mA

•R

P

resolution:16bit

•Lresolution:24bit

•LCfrequencyrange:5kHzto5MHz

2Applications

•Touchbuttons

•Angularpositionsensing

•Linearpositionsensing

•Metalproximitysensing

3Description

TheLDC1001deviceisa4.75-Vto5.25-V

inductance-to-digitalconverterdesignedforparallel

resistance(Rp)andinductance(L)measurements.

Inductivesensingtechnologyenablesprecise

measurementoflinearorangularpositionofmetal

targetsinautomotiveandindustrialapplications.

Inductivesensingisacontactless,short-range

sensingtechnologythatcanenablehigh-resolution

sensingofconductivetargetsinthepresenceofdust,

dirt,oil,andmoisture,whichcanbeusedby

applicationsinharshenvironments.

TheLDC1001systemconsistsofaninductivesensor,

typicallyaPCBcoil,andaconductivetarget.

TheLDC1001isavailableina16-pinWSON

packageandoffersseveralmodesofoperation.A

serialperipheralinterface(SPI)simplifiesconnection

toanMCU.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LDC1001WSON(16)5.00mm×4.00mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

AxialDistanceSensingApplication

Product specificaties