Datasheet Linear Technology LTC3833

ManufacturerLinear Technology
SeriesLTC3833

Fast Accurate Step-Down DC/DC Controller with Differential Output Sensing

Datasheets

Datasheet LTC3833
PDF, 530 Kb, Language: en, File uploaded: Sep 23, 2017, Pages: 36
Fast Accurate Step-Down DC/DC Controller with Differential Output Sensing
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Prices

Packaging

LTC3833EFE#PBFLTC3833EFE#TRPBFLTC3833EUDC#PBFLTC3833EUDC#TRPBFLTC3833IFE#PBFLTC3833IFE#TRPBFLTC3833IUDC#PBFLTC3833IUDC#TRPBF
N12345678
PackageTSSOP-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
TSSOP-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
3x4 QFN-20
Package Outline Drawing
Package CodeFEFEUDCUDCFEFEUDCUDC
Package Index05-08-1663 (CB)05-08-1663 (CB)05-08-174205-08-174205-08-1663 (CB)05-08-1663 (CB)05-08-174205-08-1742
Pin Count2020202020202020

Parametrics

Parameters / ModelsLTC3833EFE#PBFLTC3833EFE#TRPBFLTC3833EUDC#PBFLTC3833EUDC#TRPBFLTC3833IFE#PBFLTC3833IFE#TRPBFLTC3833IUDC#PBFLTC3833IUDC#TRPBF
ArchitectureControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current ModeControlled On-Time Valley Current Mode
Demo BoardsDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-BDC1640A-B,DC1640A-A,DC1516A-A,DC1516A-B
Design ToolsLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD FileLTspice File,LTpowerCAD File
Export Controlnononononononono
FeaturesDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft StartDifferential Remote Sense, Resistor Set Frequency, External Synchronization, DCR Current Sense, Power Good, Tracking, Soft Start
Frequency, kHz20002000200020002000200020002000
Frequency Adjust Range200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz
Frequency Sync Range200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz200kHz - 2MHz
Integrated Inductornononononononono
Ishutdown, µA1515151515151515
Isupply, mA22222222
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, A2525252525252525
Polyphasenononononononono
Sense ResistorRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCRRsense, DCR
Switch Current, A2525252525252525
Synchronousyesyesyesyesyesyesyesyes
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V3838383838383838
Vin Min, V4.54.54.54.54.54.54.54.5
Vout Max, V5.55.55.55.55.55.55.55.5
Vout Maximum5.5V5.5V5.5V5.5V5.5V5.5V5.5V5.5V
Vout Min, V0.60.60.60.60.60.60.60.6
Vref Accuracy Over Temp, %0.660.660.660.660.660.660.660.66

Eco Plan

LTC3833EFE#PBFLTC3833EFE#TRPBFLTC3833EUDC#PBFLTC3833EUDC#TRPBFLTC3833IFE#PBFLTC3833IFE#TRPBFLTC3833IUDC#PBFLTC3833IUDC#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Application Notes

  • Basic Concepts of Linear Regulator and Switching Mode Power Supplies &mdash AN140
    PDF, 715 Kb, File published: Oct 1, 2013
    Extract from the document
  • Modeling and Loop Compensation Design of Switching Mode Power Supplies &mdash AN149
    PDF, 1.4 Mb, File published: Mar 23, 2015
    Extract from the document

Articles

  • Fast, Accurate Step-Down DC/DC Controller Converts 24V Directly to 1.8V at 2MHz &mdash LT Journal
    PDF, 3.5 Mb, File published: Oct 11, 2011
    Extract from the document

Model Line

Manufacturer's Classification

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