Texas Instruments LM2936 Handleiding

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INOUT

GND

C

IN

100 nF *

C

OUT

10 µF **

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IN

V

OUT

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Design

LM2936

SNOSC48O–JUNE2000–REVISEDDECEMBER2014

LM2936Ultra-LowQuiescentCurrentLDOVoltageRegulator

1Features3Description

TheLM2936ultra-lowquiescentcurrentregulator

1

•LM2936OperatingV

IN

rangeof5.5Vto40V

featureslowdropoutvoltageandlowcurrentinthe

•LM2936HVOperatingV

IN

rangeof5.5Vto60V

standbymode.Withlessthan15-μAquiescent

•UltraLowQuiescentCurrent(I

Q

≤15μAfor

currentata100-μAload,theLM2936isideallysuited

I

OUT

=100μA)

forautomotiveandotherbatteryoperatedsystems.

TheLM2936retainsallofthefeaturesthatare

•Fixed3-V,3.3-Vor5-Vwith50-mAOutput

commontolowdropoutregulatorsincludingalow

•±2%InitialOutputTolerance

dropoutPNPpassdevice,shortcircuitprotection,

•±3%OutputToleranceOverLine,Load,and

reversebatteryprotection,andthermalshutdown.

Temperature

TheLM2936hasa40-Vmaximumoperatingvoltage

limit,a−40°Cto125°Coperatingtemperaturerange,

•DropoutVoltageTypically200mVatI

OUT

=50mA

and±3%outputvoltagetoleranceovertheentire

•–24-VInputVoltageProtection

outputcurrent,inputvoltage,andtemperaturerange.

•–50-VInputTransientProtection

TheLM2936isavailableinaTO-92through-hole

package,aswellasSOIC-8,VSSOP,SOT–223,and

•InternalShortCircuitCurrentLimit

TO-252surfacemountpackages.

•InternalThermalShutdownProtection

•ShutdownPinAvailablewithLM2936BMPackage

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

2Applications

SOIC(8)4.90mmx3.91mm

•Automotive

TO-252(3)6.10mmx6.58mm

•IndustrialControls

LM2936VSSOP(8)3.00mmx3.00mm

•PointofLoad

SOT-223(4)6.50mmx3.50mm

TO-92(3)4.30mmx4.30mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

SimplifiedSchematic

*Requiredifregulatorislocatedmorethan2″frompowersupplyfiltercapacitor.

**Requiredforstability.SeeElectricalCharacteristicsfor3-VLM2936forrequiredvalues.Mustberatedover

intendedoperatingtemperaturerange.Effectiveseriesresistance(ESR)iscritical,seeTypicalCharacteristics.Locate

capacitorascloseaspossibletotheregulatoroutputandgroundpins.Capacitancemaybeincreasedwithoutbound.

1

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

Product specificaties