Transcription of LP5907 250-mA, Ultra-Low-Noise, Low-I LDO
1 ENINOUTGND1 PF1 PFINPUTENABLEGNDOUTPUTLP5907 ProductFolderOrderNowTechnicalDocumentsT ools &SoftwareSupport &CommunityReferenceDesignAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand APRIL2012 REVISEDAPRIL2018LP5907250-mA,Ultra-Low-N oise,Low-IQLDO11 Features1 V to V V to V StableWith1- F CeramicInputand OutputCapacitors No NoiseBypassCapacitorRequired RemoteOutputCapacitorPlacement Thermal-Overloadand Short-CircuitProtection 40 C to 125 C OperatingJunctionTemperature Low OutputVoltageNoise:< VRMS PSRR:82 dB at 1 kHz OutputVoltageTolerance: 2% VeryLow IQ(Enabled):12 A Low Dropout.
2 120 mV (typical) Createa CustomDesignUsingthe LP5907 Withthe WEBENCH PowerDesigner2 Applications MobilePhones,Tablets DigitalCamerasand AudioDevices Portableand Battery-PoweredEquipment PortableMedicalEquipment SmartMetersand FieldTransmitters RF, PLL,VCO,and ClockPowerSupplies IP Cameras Drones3 DescriptionThe LP5907is a low-noiseLDOthat can supplyup meettherequirementsof RF and analogcircuits,the LP5907deviceprovideslow noise,highPSRR,low quiescentcurrent,andlowlineor innovativedesigntechniques,theLP5907offe rsclass-leadingnoiseperformancewithouta noisebypasscapacitorand the deviceis designedto workwith a 1- F inputanda 1- F outputceramiccapacitor(no separatenoisebypasscapacitoris required).
3 Thisdeviceis V to V in (1)PARTNUMBERPACKAGEBODYSIZELP5907 DSBGA(4) (MAX)SOT-23(5) (NOM)X2 SON(4) (NOM)(1) For all availablepackages,see the orderableaddendumatthe end of the APRIL2012 : LP5907 SubmitDocumentationFeedbackCopyright 2012 2018,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryNOTE:Pagenumbersfor previousrevisionsmay differfrompagenumbersin the (January2018)to RevisionNPage AddedOvershooton start-upwith ENrow (August2016)to RevisionMPage Addedlinksfor (May2016)to RevisionLPage Changedtitle of datasheetand updatedlist ofApplicationsand wordingof 1st Changed"10 VRMS" to " VRMS".
4 1 ChangesfromRevisionJ (March2016)to RevisionKPage Changed"LinearRegulator" to "LDO" in title and first sentenceof (August2015)to RevisionJPage ChangedVOUTmin and max valuesand VENmin valuein Abs Max tableand VENrow of ROCtableto correctformaterrors;replacetext of footnote2 of Abs Max (November2014)to RevisionIPage Addedicon for referencedesignto Top Navsand " VOUTvs Temperature" ChangedStorageTemperaturetoAbs Maxtable; Deleted"VOUT V" fromfirst row of APRIL2012 REVISEDAPRIL2018 ProductFolderLinks: LP5907 SubmitDocumentationFeedbackCopyright 2012 2018,TexasInstrumentsIncorporated Added"SOT-23,X2 SONpackages" to secondrow of (October2013)to RevisionHPage AddedDeviceInformationandHandlingRatingt ables,FeatureDescription,DeviceFunctiona lModes,Applicationand Implementation,PowerSupplyRecommendation s,Layout,Deviceand DocumentationSupport, andMechanical,Packaging,and OrderableInformationsections.
5 OUT1234 GNDINEN5N/C12354 ENGND INOUTB2B1A2A1 OUTGNDINENB2B1A2A1 OUTGNDINENTOP VIEWBOTTOM VIEW4LP5907 SNVS798N APRIL2012 : LP5907 SubmitDocumentationFeedbackCopyright 2012 2018,TexasInstrumentsIncorporated5 Pin Configurationand FunctionsYKEand YKMP ackages4-PinDSBGAPin Functions: 1- F capacitorat this minimum1- F low-ESRcapacitorto this pin. Connectthis outputto the load internal230- (typical)pulldownresistorpreventsa chargeremainingon VOUT whenthe regulatoris in the shutdownmode(VENlow). low voltage(< VIL) on this pin turnsthe regulatoroff and dischargestheoutputpin to GNDthroughan internal230- high voltage(> VIH) on thispin enablesthe pin has an internal1-M pulldownresistorto hold theregulatoroff by CommongroundDQNP ackage4-PinX2 SONB ottomViewDBVP ackage5-PinSOT-23 Top ViewPin Functions:X2 SON,SOT-23 1- F capacitorat this minimum1- F low-ESRcapacitorto thispin.
6 Connectthis outputto the load internal230- (typical)pulldownresistorpreventsa chargeremainingon VOUT whenthe regulatoris in theshutdownmode(VENlow). low voltage(< VIL) on this pin turnsthe regulatoroff anddischargesthe outputpin to GNDthroughan internal230- voltage(> VIH) on this pin enablesthe pin has aninternal1-M pulldownresistorto hold the regulatoroff by CommongroundN/C 4 No Thermalpad for X2 SONpackage,connectto GNDor notconnectto any APRIL2012 REVISEDAPRIL2018 ProductFolderLinks: LP5907 SubmitDocumentationFeedbackCopyright 2012 2018,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,and functionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditionsis not absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.
7 (2)All voltagesare with respectto the GNDpin.(3)Abs Max VOUTis the lessorof VIN+ V, or 6 V.(4)Internalthermalshutdowncircuitrypro tectsthe (unlessotherwisenoted)(1)(2)MINMAXUNITVI NI nputvoltage (3)VENE nableinputvoltage (4)InternallyLimitedWTJMAXJ unctiontemperature150 CTstgStoragetemperature 65150 C(1)JEDEC documentJEP155statesthat 500-VHBM allowssafe manufacturingwith a standardESDcontrolprocess.(2)JEDEC documentJEP157statesthat 250-VCDM allowssafe manufacturingwith a (ESD)ElectrostaticdischargeHuman-bodymod el(HBM),per ANSI/ESDA/JEDECJS-001(1) 2000 VCharged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2) 1000(1)StressesbeyondthoselistedunderAbs oluteMaximumRatingsmay causepermanentdamageto the stressratingsonly,and functionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditionsis not absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.
8 (2)All voltagesare with respectto the GNDpin.(3)In applicationswherehigh powerdissipationand/orpoorpackagethermal resistanceis present,the maximumambienttemperaturemayhaveto be (TA-MAX) is dependenton the maximumoperatingjunctiontemperature(TJ-M AX-OP=125 C), the maximumpowerdissipationof the devicein the application(PD-MAX), and the junction-toambientthermalresistanceof thepart/packagein the application(R JA), as givenby the followingequation:TA-MAX= TJ-MAX-OP (R JA PD-MAX). (unlessotherwisenoted)(1)(2) 40125 CTAA mbienttemperature(3) 4085 C6LP5907 SNVS798N APRIL2012 : LP5907 SubmitDocumentationFeedbackCopyright 2012 2018,TexasInstrumentsIncorporated(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorand IC (1) LP5907 UNITDBV(SOT-23)DQN(X2 SON)YKE(DSBGA)YKM(DSBGA)5 PINS4 PINS4 PINS4 PINSR C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/WR JC(bot)Junction-to-case(bottom) C/W(1)All voltagesare with respectto the deviceGNDterminal,unlessotherwisestated.
9 (2)Minimumand maximumlimitsare ensuredthroughtest, design,or statisticalcorrelationoverthe junctiontemperature(TJ) rangeof 40 C to 125 C, mostlikelyparametricnormat TA= 25 C, and are providedforreferencepurposesonly.(3)In applicationswherehigh powerdissipationand/orpoorpackagethermal resistanceis present,the maximumambienttemperaturemayhaveto be (TA-MAX) is dependenton the maximumoperatingjunctiontemperature(TJ-M AX-OP=125 C), the maximumpowerdissipationof the devicein the application(PD-MAX), and the junction-toambientthermalresistanceof thepart/packagein the applicationR JA), as givenby the followingequation:TA-MAX= TJ-MAX-OP (R JA PD-MAX).
10 SeeApplicationandImplementation.(4)The devicemaintainsa stable,regulatedoutputvoltagewithouta load current.(5)Quiescentcurrentis definedhereas the differencein currentbetweenthe inputvoltagesourceand the load at VOUT.(6)Groundcurrentis definedhereas the total currentflowingto groundas a resultof all inputvoltagesappliedto the device.(7)Dropoutvoltageis the voltagedifferencebetweenthe inputand the outputat whichthe outputvoltagedropsto 100 mV belowitsnominalvalue.(8)Short-circuitcur rent(ISC) for the LP5907is equivalentto minimizethermaleffectsduringtesting,ISCi s measuredwithVOUT pulledto 100 mV belowits VOUT(NOM)+ 1 V, VEN= V, IOUT= 1 mA, CIN= 1 F, COUT= 1 F (unlessotherwisenoted)(1)(2)(3)PARAMETER TESTCONDITIONSMINTYPMAXUNITVINI nputvoltageTA= 25 VOUTO utputvoltagetoleranceVIN= (VOUT(NOM)+ 1 V) to V,IOUT= 1 mA to 250 mA 22%VOUTVIN= (VOUT(NOM)+ 1 V) to