Datasheet Linear Technology LT1959

ManufacturerLinear Technology
SeriesLT1959

4.5A, 500kHz Step-Down Switching Regulator

Datasheets

Datasheet LT1959
PDF, 305 Kb, Language: en, File uploaded: Sep 3, 2017, Pages: 24
4.5A, 500kHz Step-Down Switching Regulator
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Prices

Packaging

LT1959CR#PBFLT1959CR#TRPBFLT1959CS8#PBFLT1959CS8#TRPBFLT1959IR#PBFLT1959IR#TRPBFLT1959IS8#PBFLT1959IS8#TRPBF
N12345678
PackageDDPAK-7
Package Outline Drawing
DDPAK-7
Package Outline Drawing
SO-8
Package Outline Drawing
SO-8
Package Outline Drawing
DDPAK-7
Package Outline Drawing
DDPAK-7
Package Outline Drawing
SO-8
Package Outline Drawing
SO-8
Package Outline Drawing
Package CodeRRS8S8RRS8S8
Package Index05-08-146205-08-146205-08-1610 (S8)05-08-1610 (S8)05-08-146205-08-146205-08-1610 (S8)05-08-1610 (S8)
Pin Count77887788

Parametrics

Parameters / ModelsLT1959CR#PBFLT1959CR#TRPBFLT1959CS8#PBFLT1959CS8#TRPBFLT1959IR#PBFLT1959IR#TRPBFLT1959IS8#PBFLT1959IS8#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 BoardsDC355A,DC356ADC355A,DC356ADC355A,DC356ADC355A,DC356ADC355A,DC356ADC355A,DC356ADC355A,DC356ADC355A,DC356A
Design ToolsLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice Model
Export Controlnononononononono
FeaturesExternal SynchronizationExternal SynchronizationExternal SynchronizationExternal SynchronizationExternal SynchronizationExternal SynchronizationExternal SynchronizationExternal Synchronization
Frequency, kHz500500500500500500500500
Frequency Sync Range580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz580kHz - 1MHz
Integrated Inductornononononononono
Ishutdown, µA1515151515151515
Isupply, mA3.83.83.83.83.83.83.83.8
Max Phases11111111
Monolithicyesyesyesyesyesyesyesyes
Number of Outputs11111111
Operating Temperature Range, °C0 to 700 to 700 to 700 to 70-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A3.63.63.63.63.63.63.63.6
Polyphasenononononononono
Switch Current, A66666666
Synchronousnononononononono
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V1515151515151515
Vin Min, V44444444
Vout Max, V12.912.912.912.912.912.912.912.9
Vout Maximum.86VIN.86VIN.86VIN.86VIN.86VIN.86VIN.86VIN.86VIN
Vout Min, V1.211.211.211.211.211.211.211.21

Eco Plan

LT1959CR#PBFLT1959CR#TRPBFLT1959CS8#PBFLT1959CS8#TRPBFLT1959IR#PBFLT1959IR#TRPBFLT1959IS8#PBFLT1959IS8#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Model Line

Manufacturer's Classification

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