LTC3526LB datasheet(2/16 Pages) LINER

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LTC3526L/LTC3526LB

3526lfc

VINVoltage................................................... –0.3Vto6V

SWVoltage

DC............................................................ –0.3Vto6V

Pulsed<100ns......................................... –0.3Vto7V

SHDN,FBVoltage........................................ –0.3Vto6V

VOUT............................................................. –0.3Vto6V

OperatingTemperatureRange

(Notes2,5)..............................................–40°Cto85°C

StorageTemperatureRange.................. –65°Cto150°C

(Note 1)

The l denotes the specifications which apply over the specified operating

temperature range of –40°C to 85°C, otherwise specifications are at TA = 25°C. VIN = 1.2V, VOUT = 3.3V unless otherwise noted.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

MinimumStart-UpInputVoltage

ILOAD=1mA

0.68

0.8

InputVoltageRange

AfterStart-Up.(MinimumVoltageisLoadDependent)

0.5

OutputVoltageAdjustRange

1.5

5.25

FeedbackPinVoltage

1.165

1.195

1.225

FeedbackPinInputCurrent

VFB=1.30V

QuiescentCurrent—Shutdown

VSHDN=0V,NotIncludingSwitchLeakage,VOUT=0V

0.01

µA

QuiescentCurrent—Active

MeasuredonVOUT,Nonswitching

250

500

µA

QuiescentCurrent—Burst

MeasuredonVOUT,FB>1.230V(LTC3526LOnly)

µA

N-ChannelMOSFETSwitchLeakageCurrent

VSW=5V

0.1

µA

P-ChannelMOSFETSwitchLeakageCurrent

VSW=5V,VOUT=0V

0.1

µA

N-ChannelMOSFETSwitchOnResistance

VOUT=3.3V

0.4

P-ChannelMOSFETSwitchOnResistance

VOUT=3.3V

0.6

N-ChannelMOSFETCurrentLimit

550

750

CurrentLimitDelaytoOutput

(Note3)

MaximumDutyCycle

VFB=1.15V

MinimumDutyCycle

VFB=1.3V

SwitchingFrequency

0.75

1.25

MHz

SHDNPinInputHighVoltage

0.8

SHDNPinInputLowVoltage

0.3

pin conFigurAtion

TOP VIEW

VOUT

SHDN

GND

VIN

DC PACKAGE

6-LEAD (2mm 2mm) PLASTIC DFN

TJMAX=125°C,θJA=102°C/W(NOTE6)

EXPOSEDPAD(PIN7)ISGND,MUSTBESOLDEREDTOPCBOARD

electricAl chArActeristics

Absolute MAxiMuM rAtings

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3526LEDC#PBF

LTC3526LEDC#TRPBF

LCSS

6-Lead(2mm

×2mm)PlasticDFN

–40°Cto85°C

LTC3526LBEDC#PBF

LTC3526LBEDC#TRPBF

LCST

6-Lead(2mm

×2mm)PlasticDFN

–40°Cto85°C

ConsultLTCMarketingforpartsspecifiedwithwideroperatingtemperatureranges.

ConsultLTCMarketingforinformationonnon-standardleadbasedfinishparts.

Formoreinformationonleadfreepartmarking,goto:http://www.linear.com/leadfree/

Formoreinformationontapeandreelspecifications,goto:http://www.linear.com/tapeandreel/

orDer inForMAtion

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