Mfr. #:
LTC3544BEUD#TRPBF
Description:
Buck Switching Regulator IC Positive Adjustable 0.8V 4 Output 100mA, 200mA(2), 300mA 16-WFQFN Exposed Pad
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Documents

NAMETYPE
DatasheetsLTC3544B
Featured ProductPower Management Solutions Guide – Linear Technology

Attributes

NAMETYPE
CategoryIntegrated Circuits (ICs)
FamilyPMIC - Voltage Regulators - DC DC Switching Regulators
ManufacturerLinear Technology
Series-
PackagingTape & Reel (TR)
Part StatusActive
FunctionStep-Down
Output ConfigurationPositive
TopologyBuck
Output TypeAdjustable
Number of Outputs4
Voltage - Input (Min)2.25V
Voltage - Input (Max)5.5V
Voltage - Output (Min/Fixed)0.8V
Voltage - Output (Max)5.5V
Current - Output100mA, 200mA(2), 300mA
Frequency - Switching2.25MHz
Synchronous RectifierYes
Operating Temperature-40°C ~ 85°C (TA)
Mounting TypeSurface Mount
Package / Case16-WFQFN Exposed Pad
Supplier Device Package16-QFN-EP (3x3)

Resources

NAMETYPE
Standard Package2,500
TagsLTC3544B LTC3544 LTC LTC354 LTC35 LTC3

For Use With

Part NumberDescription
7440290033.3µH Shielded Wirewound Inductor 1.25A 130 mOhm Max Nonstandard
7440290044.7µH Shielded Wirewound Inductor 1A 200 mOhm Max Nonstandard
744029003FIXED IND 3.3UH 1.25A 130 MOHM
744029004FIXED IND 4.7UH 1A 200 MOHM SMD
744029003FIXED IND 3.3UH 1.25A 130 MOHM
744029004FIXED IND 4.7UH 1A 200 MOHM SMD

Related Products

Part NumberDescription
7440290033.3µH Shielded Wirewound Inductor 1.25A 130 mOhm Max Nonstandard
7440290044.7µH Shielded Wirewound Inductor 1A 200 mOhm Max Nonstandard
7440290066.8µH Shielded Wirewound Inductor 820mA 300 mOhm Max Nonstandard
74402910010µH Shielded Wirewound Inductor 650mA 470 mOhm Max Nonstandard
744029003FIXED IND 3.3UH 1.25A 130 MOHM
744029004FIXED IND 4.7UH 1A 200 MOHM SMD
744029006FIXED IND 6.8UH 820MA 300 MOHM
744029100FIXED IND 10UH 650MA 470 MOHM
744029003FIXED IND 3.3UH 1.25A 130 MOHM
744029004FIXED IND 4.7UH 1A 200 MOHM SMD

Package

Part NumberDescription
LTC3544BEUD#PBFBuck Switching Regulator IC Positive Adjustable 0.8V 4 Output 100mA, 200mA(2), 300mA 16-WFQFN Exposed Pad

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