LTC3526-2 datasheet(2/16 Pages) LINER

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LTC3526-2/LTC3526B-2

35262b2fc

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

SWVoltage

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

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

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

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

OperatingTemperatureRange(Note2)...–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

0.85

OutputVoltageAdjustRange

0°Cto85°C

1.7

1.6

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(LTC3526-2Only)

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

500

700

CurrentLimitDelaytoOutput

(Note3)

MaximumDutyCycle

VFB=1.15V,VOUT=5V

MinimumDutyCycle

VFB=1.3V

SwitchingFrequency

1.8

2.4

MHz

SHDNPinInputHighVoltage

0.9

SHDNPinInputLowVoltage

0.3

SHDNPinInputCurrent

VSHDN=1.2V

VSHDN=3.3V

0.3

µA

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

pin conFigurAtion

Absolute MAxiMuM rAtings

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3526EDC-2#PBF

LTC3526EDC-2#TRPBF

LCNM

6-Lead(2mm

×2mm)PlasticDFN

–40°Cto85°C

LTC3526BEDC-2#PBF

LTC3526BEDC-2#TRPBF

LCNP

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

electricAl chArActeristics

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