Datasheet Linear Technology LTC3549

ManufacturerLinear Technology
SeriesLTC3549

250mA Low VIN Buck Regulator in 2mm x 3mm DFN

Datasheets

Datasheet LTC3549
PDF, 370 Kb, Language: en, File uploaded: Sep 22, 2017, Pages: 16
250mA Low VIN Buck Regulator in 2mm × 3mm DFN
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Prices

Packaging

LTC3549EDCB#PBFLTC3549EDCB#TRMPBFLTC3549EDCB#TRPBF
N123
Package2x3 DFN-6
Package Outline Drawing
2x3 DFN-6
Package Outline Drawing
2x3 DFN-6
Package Outline Drawing
Package CodeDCBDCBDCB
Package Index05-08-171505-08-171505-08-1715
Pin Count666

Parametrics

Parameters / ModelsLTC3549EDCB#PBFLTC3549EDCB#TRMPBFLTC3549EDCB#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC992ADC992ADC992A
Design ToolsLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD File
Export Controlnonono
FeaturesBurst Mode, 100% Duty CycleBurst Mode, 100% Duty CycleBurst Mode, 100% Duty Cycle
Frequency, kHz225022502250
Integrated Inductornonono
Ishutdown, µA0.10.10.1
Isupply, mA0.050.050.05
Max Phases111
Monolithicyesyesyes
Number of Outputs111
Operating Temperature Range, °C0 to 850 to 850 to 85
Output Current, A0.250.250.25
Polyphasenonono
Switch Current, A0.450.450.45
Synchronousyesyesyes
TopologyBuckBuckBuck
Vin Max, V5.55.55.5
Vin Min, V1.61.61.6
Vout Max, V5.55.55.5
Vout MaximumVinVinVin
Vout Min, V0.6110.6110.611
Vref Accuracy Over Temp, %222

Eco Plan

LTC3549EDCB#PBFLTC3549EDCB#TRMPBFLTC3549EDCB#TRPBF
RoHSCompliantCompliantCompliant

Articles

  • Monolithic Buck Regulator Operates Down to 1.6V Input &mdash LT Journal
    PDF, 151 Kb, File published: Nov 22, 2006
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Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck
EMS supplier