Datasheet Linear Technology LT1949

ManufacturerLinear Technology
SeriesLT1949

600kHz, 1A Switch PWM DC/DC Converter

Datasheets

LT1949 - 600kHz, 1A Switch PWM DC/DC Converter
PDF, 171 Kb, File uploaded: Sep 3, 2017
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Prices

Packaging

LT1949EMS8#PBFLT1949EMS8#TRPBFLT1949ES8#PBFLT1949ES8#TRPBFLT1949IS8#PBFLT1949IS8#TRPBF
PackageMS-8
Package Outline Drawing
MS-8
Package Outline Drawing
SO-8
Package Outline Drawing
SO-8
Package Outline Drawing
SO-8
Package Outline Drawing
SO-8
Package Outline Drawing
Package CodeMS8MS8S8S8S8S8
Package Index05-08-166005-08-166005-08-1610 (S8)05-08-1610 (S8)05-08-1610 (S8)05-08-1610 (S8)
Pin Count888888

Parametrics

Parameters / ModelsLT1949EMS8#PBFLT1949EMS8#TRPBFLT1949ES8#PBFLT1949ES8#TRPBFLT1949IS8#PBFLT1949IS8#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Design ToolsLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice Model
Export Controlnononononono
Frequency, kHz110011001100110011001100
Integrated Inductornononononono
Ishutdown, µA252525252525
Isupply, mA4.54.54.54.54.54.5
Monolithicyesyesyesyesyesyes
Number of Outputs111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 85-40 to 85
Polyphasenononononono
Switch Current, A1.131.131.131.131.131.13
Synchronousnononononono
TopologyBoost, Sepic, FlybackBoost, Sepic, FlybackBoost, Sepic, FlybackBoost, Sepic, FlybackBoost, Sepic, FlybackBoost, Sepic, Flyback
Vin Max, V121212121212
Vin Min, V1.51.51.51.51.51.5
Vin Min Startup, V1.51.51.51.51.51.5
Vout Max, V303030303030
Vout Min, V1.241.241.241.241.241.24
Vswitch Max, V303030303030

Eco Plan

LT1949EMS8#PBFLT1949EMS8#TRPBFLT1949ES8#PBFLT1949ES8#TRPBFLT1949IS8#PBFLT1949IS8#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliant

Articles

  • Triple Output TFT-LCD Bias Supply Uses All Ceramic Capacitors &mdash LT Journal
    PDF, 171 Kb, File published: Sep 1, 1999
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Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > SEPIC Regulators
  • Power Management > Switching Regulator > Step-Up (Boost) Regulators > Internal Power Switch Boost

1-4 Layer PCBs $2