Datasheet Linear Technology LT3503

ManufacturerLinear Technology
SeriesLT3503

1A, 2.2MHz Step-Down Switching Regulator in 2mm x 3mm DFN

Datasheets

Datasheet LT3503
PDF, 438 Kb, Language: en, File uploaded: Sep 18, 2017, Pages: 20
1A, 2.2MHz Step-Down Switching Regulator in 2mm x 3mm DFN
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Prices

Packaging

LT3503EDCB#PBFLT3503EDCB#TRMPBFLT3503EDCB#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 / ModelsLT3503EDCB#PBFLT3503EDCB#TRMPBFLT3503EDCB#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1050ADC1050ADC1050A
Design ToolsLTspice FileLTspice FileLTspice File
Export Controlnonono
Frequency, kHz220022002200
Integrated Inductornonono
Ishutdown, µA0.010.010.01
Isupply, mA1.91.91.9
Max Phases111
Monolithicyesyesyes
Number of Outputs111
Operating Temperature Range, °C0 to 850 to 850 to 85
Output Current, A111
Polyphasenonono
Switch Current, A1.751.751.75
Synchronousnonono
TopologyBuckBuckBuck
Vin Max, V202020
Vin Min, V3.63.63.6
Vout Max, V16.216.216.2
Vout Maximum.81Vin.81Vin.81Vin
Vout Min, V0.780.780.78
Vref Accuracy Over Temp, %1.91.91.9

Eco Plan

LT3503EDCB#PBFLT3503EDCB#TRMPBFLT3503EDCB#TRPBF
RoHSCompliantCompliantCompliant

Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck
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