LTC3526LB datasheet(1/16 Pages) LINER

부품명	LTC3526LB

상세설명	550mA 1MHz Synchronous Step-Up DC/DC Converters

PDF	16 Pages

Scroll/Zoom	100%

제조업체	LINER [Linear Technology]

홈페이지	http://www.linear.com

Logo

1 / 16 page

LTC3526L/LTC3526LB

3526lfc

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MedicalInstruments

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NoiseCancelingHeadphones

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WirelessMice

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BluetoothHeadsets

ApplicAtions

550mA 1MHz Synchronous

Step-Up DC/DC Converters

in 2mm

× 2mm DFN

The LTC®3526L/LTC3526LB are synchronous, fixed

frequencystep-upDC/DCconverterswithoutputdiscon-

nect.Synchronousrectificationenableshighefficiencyin

thelowprofile2mm

×2mmDFNpackage.Batterylifein

singleAA/AAApoweredproductsisextendedfurtherwith

a680mVstart-upvoltageandoperationdownto500mV

oncestarted.

Aswitchingfrequencyof1MHzminimizessolutionfoot-

printbyallowingtheuseoftiny,lowprofileinductors

andceramiccapacitors.ThecurrentmodePWMdesign

isinternallycompensated,reducingexternalpartscount.

TheLTC3526LfeaturesBurstModeoperationatlightload

conditionsallowingittomaintainhighefficiencyovera

widerangeofload.TheLTC3526LBfeaturesfixedfrequency

operationforlownoiseapplications.Anti-ringcircuitry

reducesEMIbydampingtheinductorindiscontinuous

mode.Additionalfeaturesincludealowshutdowncurrent

ofunder1µAandthermalshutdown.

TheLTC3526L/LTC3526LBarehousedina2mm

×2mm

×0.75mmDFNpackage.

L

,LT,LTC,LTM,LinearTechnology,theLinearlogoandBurstModeareregisteredtrademarks

andThinSOTisatrademarkofLinearTechnologyCorporation.Allothertrademarksarethe

propertyoftheirrespectiveowners.

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Delivers 3.3V at 100mA from a Single Alkaline/

NiMH Cell or 3.3V at 200mA from Two Cells

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VIN Start-Up Voltage: 680mV

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1.5V to 5.25V VOUT Range

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Up to 94% Efficiency

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Output Disconnect

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1MHz Fixed Frequency Operation

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VIN > VOUT Operation

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Integrated Soft-Start

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CurrentModeControlwithInternalCompensation

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BurstMode®Operationwith9µAIQ(LTC3526L)

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LowNoisePWMOperation(LT3526LB)

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InternalSynchronousRectifier

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LogicControlledShutdown(IQ<1µA)

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Anti-RingControl

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LowProfile(2mm

×2mm×0.75mm)

DFN-6Package

SW

VIN

1.78M

1M

3526l TA01a

LTC3526L

SHDN

VOUT

FB

VIN

1.6V TO 3.2V

VOUT

3.3V

200mA

OFF ON

4.7µH

4.7µF

GND

LOAD CURRENT (mA)

0.01

40

50

60

70

80

0.1

1

10

100

1000

3526l TA01b

30

20

10

0

90

100

1

10

100

0.1

0.01

1000

EFFICIENCY

POWER LOSS

VIN = 2.4V

Efficiency and Power Loss vs Load Current

typicAl ApplicAtion

FeAtures

Description

유사한 부품 번호 - LTC3526LB

제조업체	부품명	데이터시트	상세설명
Linear Technology	LTC3526LB	271Kb / 16P	550mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm 횞 2mm DFN
	LTC3526LB	1Mb / 18P	400mA Step-Up DC/DC Converter with Maximum Power Point Control and 250mV Start-Up
	LTC3526LB	286Kb / 16P	500mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm X 2mm DFN
	LTC3526LB-2	286Kb / 16P	500mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm X 2mm DFN
	LTC3526LB-2	343Kb / 16P	550mA 2MHz Synchronous Step-Up DC/DC Converters

More results

유사한 설명 - LTC3526LB

제조업체	부품명	데이터시트	상세설명
Linear Technology	LTC3526L	271Kb / 16P	550mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm 횞 2mm DFN
	LTC3535	248Kb / 16P	Dual Channel 550mA 1MHz Synchronous Step-Up DC/DC Converter
	LTC3535	1Mb / 16P	Dual Channel 550mA 1MHz Synchronous Step-Up DC/DC Converter
	LTC3526	336Kb / 16P	500mA 1MHz Synchronous Step-Up DC/DC Converters
	LTC3526B	336Kb / 16P	500mA 1MHz Synchronous Step-Up DC/DC Converters
	LTC3526L	349Kb / 16P	550mA 1MHz Synchronous Step-Up DC/DC Converters
	LTC3526L-2	343Kb / 16P	550mA 2MHz Synchronous Step-Up DC/DC Converters
	LTC3526LB-2	343Kb / 16P	550mA 2MHz Synchronous Step-Up DC/DC Converters
	LTC3528	337Kb / 18P	1A, 1MHz Synchronous Step-Up DC/DC Converters
	LTC3528B	337Kb / 18P	1A, 1MHz Synchronous Step-Up DC/DC Converters

More results

LTC3526LB 데이터시트(PDF) 1 Page - Linear Technology

LTC3526LB 데이터시트(HTML) 1 Page - Linear Technology

유사한 부품 번호 - LTC3526LB

유사한 설명 - LTC3526LB

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