Datasheet Linear Technology LTC3851AEMSE#PBF

ManufacturerLinear Technology
SeriesLTC3851A
Part NumberLTC3851AEMSE#PBF

Synchronous Step-Down Switching Regulator Controller

Datasheets

Datasheet LTC3851A
PDF, 445 Kb, Language: en, File uploaded: Sep 23, 2017, Pages: 30
Synchronous Step-Down Switching Regulator Controller
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Prices

Packaging

PackageMS-16E
Package CodeMSE
Package Index05-08-1667

Parametrics

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1432A-A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesDCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Burst Mode
Frequency750 kHz
Frequency Adjust Range250kHz - 750kHz
Frequency Sync Range250kHz - 750kHz
Integrated Inductorno
Ishutdown25 µA
Isupply1.2 mA
Max Phases1
Monolithicno
Number of Outputs1
Operating Temperature Range0 to 85 °C
Output Current25 A
Polyphaseno
Sense ResistorRsense, DCR
Switch Current25 A
Synchronousyes
TopologyBuck
Vin Max38 V
Vin Min4 V
Vout Max5.5 V
Vout Maximum5.5V
Vout Min0.8 V
Vref Accuracy Over Temp1 %

Eco Plan

RoHSCompliant

Application Notes

  • 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

Model Line

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators

Other Names:

LTC3851AEMSEPBF, LTC3851AEMSE PBF

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