Datasheet Linear Technology LTC3809-1

ManufacturerLinear Technology
SeriesLTC3809-1

No Rsense, Low Input Voltage, Synchronous DC/DC Controller with Output Tracking

Datasheets

Datasheet LTC3809-1
PDF, 267 Kb, Language: en, File uploaded: Sep 23, 2017, Pages: 24
No RSENSE , Low Input Voltage, Synchronous DC/DC Controller with Output Tracking
Extract from the document

Prices

Packaging

LTC3809EDD-1#PBFLTC3809EDD-1#TRPBFLTC3809EMSE-1#PBFLTC3809EMSE-1#TRPBFLTC3809IDD-1#PBFLTC3809IDD-1#TRPBFLTC3809IMSE-1#PBFLTC3809IMSE-1#TRPBF
N12345678
Package3x3 DFN-10
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
3x3 DFN-10
Package Outline Drawing
MS-10E
Package Outline Drawing
MS-10E
Package Outline Drawing
Package CodeDDDDMSEMSEDDDDMSEMSE
Package Index05-08-169905-08-169905-08-166405-08-166405-08-169905-08-169905-08-166405-08-1664
Pin Count1010101010101010

Parametrics

Parameters / ModelsLTC3809EDD-1#PBFLTC3809EDD-1#TRPBFLTC3809EMSE-1#PBFLTC3809EMSE-1#TRPBFLTC3809IDD-1#PBFLTC3809IDD-1#TRPBFLTC3809IMSE-1#PBFLTC3809IMSE-1#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC882ADC882ADC882ADC882ADC882ADC882ADC882ADC882A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononononononono
FeaturesNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty CycleNo Rsense, Tracking, Burst Mode, 100% Duty Cycle
Frequency, kHz550550550550550550550550
Integrated Inductornononononononono
Ishutdown, µA99999999
Isupply, mA0.350.350.350.350.350.350.350.35
Max Phases11111111
Monolithicnononononononono
Number of Outputs11111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A55555555
Polyphasenononononononono
Sense ResistorNoneNoneNoneNoneNoneNoneNoneNone
Switch Current, A55555555
Synchronousyesyesyesyesyesyesyesyes
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V9.89.89.89.89.89.89.89.8
Vin Min, V2.752.752.752.752.752.752.752.75
Vout Max, V9.89.89.89.89.89.89.89.8
Vout MaximumVINVINVINVINVINVINVINVIN
Vout Min, V0.60.60.60.60.60.60.60.6
Vref Accuracy Over Temp, %1.51.51.51.51.51.51.51.5

Eco Plan

LTC3809EDD-1#PBFLTC3809EDD-1#TRPBFLTC3809EMSE-1#PBFLTC3809EMSE-1#TRPBFLTC3809IDD-1#PBFLTC3809IDD-1#TRPBFLTC3809IMSE-1#PBFLTC3809IMSE-1#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Design Notes

  • Low EMI Synchronous DC/DC Step-Down Controllers Offer Programmable Output Tracking &mdash DN382
    PDF, 122 Kb, File published: Dec 9, 2005
    Extract from the document

Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers
EMS supplier