TLE4276DV-TLE4276DV50-TLE4276G V10-TLE4276GV-TLE4276GV50-TLE4276GV85-TLE4276SV10-TLE4276SV50-TLE4276S-V50-TLE4276SV85-TLE4276V10-TLE4276V-5.0-TLE4276V50-TLE4276V85 Fast Delivery |IC PHOENIX CO.,LIMITED

Home › T › T48 > TLE4276DV-TLE4276DV50-TLE4276G V10-TLE4276GV-TLE4276GV50-TLE4276GV85-TLE4276SV10-TLE4276SV50-TLE4276S-V50-TLE4276SV85-TLE4276V10-TLE4276V-5.0-TLE4276V50-TLE4276V85,Low-Drop Voltage Regulator

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Partno	Mfg	Dc	Qty	Available	Descript
TLE4276DV50	ON	N/a	80	avai	Low-Drop Voltage Regulator
TLE4276G V10 \|TLE4276GV10	INFINEON	N/a	1000	avai	Low-Drop Voltage Regulator
TLE4276GV	INFINEON	N/a	9351	avai	Low-Drop Voltage Regulator
TLE4276GV50	Infineon	N/a	1000	avai	Low-Drop Voltage Regulator
TLE4276SV50	infineon	N/a	1200	avai	Low-Drop Voltage Regulator
TLE4276S-V50 \|TLE4276SV50	infineon	N/a	700	avai	Low-Drop Voltage Regulator
TLE4276V-5.0 \|TLE4276V50	seimens	N/a	1352	avai	Low-Drop Voltage Regulator
TLE4276V50	INFINEON	N/a	299	avai	Low-Drop Voltage Regulator
TLE4276V85	INFINEON	N/a	700	avai	Low-Drop Voltage Regulator
TLE4276DV	INFINEON	N/a	2500	avai	Low-Drop Voltage Regulator
TLE4276GV85	INF	N/a	452	avai	Low-Drop Voltage Regulator
TLE4276SV85	INFINEON	N/a	240	avai	Low-Drop Voltage Regulator
TLE4276DV50	infineon	N/a	27500	avai	Low-Drop Voltage Regulator
TLE4276SV10	Infineon	N/a	1012	avai	Low-Drop Voltage Regulator
TLE4276V10	INFINEON	N/a	50	avai	Low-Drop Voltage Regulator

TLE4276DV50 ,Low-Drop Voltage RegulatorFeatures• 5 V, 8.5 V, 10 V or variable output voltage Output voltage tolerance 

TLE4276DV-TLE4276DV50-TLE4276G V10-TLE4276GV-TLE4276GV50-TLE4276GV85-TLE4276SV10-TLE4276SV50-TLE4276S-V50-TLE4276SV85-TLE4276V10-TLE4276V-5.0-TLE4276V50-TLE4276V85
Low-Drop Voltage Regulator
Low-DropVoltageRegulatorTLE4276
Features5V,8.5V,10VorvariableoutputvoltageOutputvoltagetolerance4%400mAcurrentcapabilityLow-dropvoltageInhibitinputVerylowcurrentconsumptionShort-circuit-proofReversepolarityproofSuitableforuseinautomotiveelectronics
SMD=SurfaceMountedDeviceNewtype
FunctionalDescription
TheTLE4276isalow-dropvoltageregulatorinaTOpackage.TheICregulatesaninput
voltageupto40VtoVQ,nom=5.0V(V50),8.5V(V85),10V(V10)andadjustablevoltage
(V).Themaximumoutputcurrentis400mA.TheICcanbeswitchedoffviatheinhibit
input,whichcausesthecurrentconsumptiontodropbelow10←A.TheICisshort-circuit-
proofandincludestemperatureprotectionwhichturnsoffthedeviceatovertemperature.
DimensioningInformationonExternalComponents
TheinputcapacitorCIisnecessaryforcompensationoflineinfluences.Usingaresistorapprox.1τinserieswithCI,theoscillatingofinputinductivityandinputcapacitance
canbedamped.TheoutputcapacitorCQisnecessaryforthestabilityoftheregulation
circuit.StabilityisguaranteedatvaluesCQ∫22←FandanESRof3τwithinthe
operatingtemperaturerange.
CircuitDescription
Thecontrolamplifiercomparesareferencevoltagetoavoltagethatisproportionaltothe
outputvoltageanddrivesthebaseoftheseriestransistorviaabuffer.Saturationcontrolafunctionoftheloadcurrentpreventsanyoversaturationofthepowerelement.Thealsoincorporatesanumberofinternalcircuitsforprotectionagainst:OverloadOvertemperatureReversepolarity
Figure1PinConfiguration(topview)
PinDefinitionsandFunctions
Figure2BlockDiagram
Note:Maximumratingsareabsoluteratings;exceedinganyoneofthesevaluesmay
causeirreversibledamagetotheintegratedcircuit.
AbsoluteMaximumRatings
VoltageRegulator
InputI
InhibitINH
VoltageAdjustInputVA
OutputQ
GroundGND
Temperature
OperatingRange
ThermalResistancePackagemountedonPCB80⌠80⌠1.5mm3;35←Cu;5←Sn;Footprintonly;zeroairflow.
Characteristics=13.5V;–40CInhibitMeasuredwhentheoutputvoltageVQhasdropped100mVfromthenominalvalueobtainedatVI=13.5V.
Characteristics(cont’d)I=13.5V;–40CFigure3MeasuringCircuit
Figure4ApplicationCircuit
ApplicationInformationforVariableOutputRegulatorTLE4276V,SV,DV,GV
TheoutputvoltageoftheTLE4276Vcanbeadjustedbetween2.5Vand20Vbyan
externaloutputvoltagedivider,closingthecontrollooptothevoltageadjustpinVA.
ThevoltageatpinVAiscomparedtotheinternalreferenceoftypical2.5Vinanerror
amplifier.Itcontrolstheoutputvoltage.
Figure5ApplicationDetailExternalComponentsatOutputforVariable
VoltageRegulator
TheoutputvoltageiscalculatedaccordingtoEquation1:Q=(R1+R2)/R2⌠Vref,neglectingIVA(1)refistypically2.5V.avoiderrorscausedbyleakagecurrentIVA,werecommendtochoosetheresistor
valueR2accordingtoEquation2:<50kτ(2)
Fora2.5VoutputvoltagetheoutputpinQisdirectlyconnectedtotheadjustpinVA.
TheaccuracyoftheresistorsR1andR2addanadditionalerrortotheoutputvoltage
tolerance.
TheoperationrangeofthevariableTLE4276VisVQ+0.5Vto40V.Forinternalbiasingminimuminputvoltageof4.3Visrequired.Foroutputvoltagesbelow4Vthevoltage
dropis4.3V–VQ

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