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LTC3526LB bảng dữ liệu(PDF) 1 Page - Linear Technology

tên linh kiện LTC3526LB
Giải thích chi tiết về linh kiện  550mA 1MHz Synchronous Step-Up DC/DC Converters
PDF  16 Pages
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nhà sản xuất  LINER [Linear Technology]
Trang chủ  http://www.linear.com
Logo LINER - Linear Technology

LTC3526LB bảng dữ liệu(HTML) 1 Page - Linear Technology

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LTC3526L/LTC3526LB

3526lfc
n
MedicalInstruments
n
NoiseCancelingHeadphones
n
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.
n
Delivers 3.3V at 100mA from a Single Alkaline/
NiMH Cell or 3.3V at 200mA from Two Cells
n
VIN Start-Up Voltage: 680mV
n
1.5V to 5.25V VOUT Range
n
Up to 94% Efficiency
n
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
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


Số phần tương tự - LTC3526LB

nhà sản xuấttên linh kiệnbảng dữ liệuGiải thích chi tiết về linh kiện
logo
Linear Technology		 LTC3526LB LINER-LTC3526LB Datasheet
271Kb / 16P		 550mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm 횞 2mm DFN
LTC3526LB LINER-LTC3526LB Datasheet
1Mb / 18P		 400mA Step-Up DC/DC Converter with Maximum Power Point Control and 250mV Start-Up
LTC3526LB LINER-LTC3526LB Datasheet
286Kb / 16P		 500mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm X 2mm DFN
LTC3526LB-2 LINER-LTC3526LB-2 Datasheet
286Kb / 16P		 500mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm X 2mm DFN
LTC3526LB-2 LINER-LTC3526LB-2 Datasheet
343Kb / 16P		 550mA 2MHz Synchronous Step-Up DC/DC Converters
More results

Mô tả tương tự - LTC3526LB

nhà sản xuấttên linh kiệnbảng dữ liệuGiải thích chi tiết về linh kiện
logo
Linear Technology		 LTC3526L LINER-LTC3526L Datasheet
271Kb / 16P		 550mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm 횞 2mm DFN
LTC3535 LINER-LTC3535 Datasheet
248Kb / 16P		 Dual Channel 550mA 1MHz Synchronous Step-Up DC/DC Converter
LTC3535 LINER-LTC3535_15 Datasheet
1Mb / 16P		 Dual Channel 550mA 1MHz Synchronous Step-Up DC/DC Converter
LTC3526 LINER-LTC3526_15 Datasheet
336Kb / 16P		 500mA 1MHz Synchronous Step-Up DC/DC Converters
LTC3526B LINER-LTC3526B_15 Datasheet
336Kb / 16P		 500mA 1MHz Synchronous Step-Up DC/DC Converters
LTC3526L LINER-LTC3526L_15 Datasheet
349Kb / 16P		 550mA 1MHz Synchronous Step-Up DC/DC Converters
LTC3526L-2 LINER-LTC3526L-2_15 Datasheet
343Kb / 16P		 550mA 2MHz Synchronous Step-Up DC/DC Converters
LTC3526LB-2 LINER-LTC3526LB-2_15 Datasheet
343Kb / 16P		 550mA 2MHz Synchronous Step-Up DC/DC Converters
LTC3528 LINER-LTC3528_15 Datasheet
337Kb / 18P		 1A, 1MHz Synchronous Step-Up DC/DC Converters
LTC3528B LINER-LTC3528B_15 Datasheet
337Kb / 18P		 1A, 1MHz Synchronous Step-Up DC/DC Converters
More results


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