Datasheet Linear Technology LTC3856IUH#PBF — Datenblatt

HerstellerLinear Technology
SerieLTC3856
ArtikelnummerLTC3856IUH#PBF

2-phasiger synchroner Step-Down-DC / DC-Regler mit Diffamp

Datenblätter

Datasheet LTC3856
PDF, 840 Kb, Sprache: en, Datei hochgeladen: Sep 23, 2017, Seiten: 40
2-Phase Synchronous Step-Down DC/DC Controller with Diffamp
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Preise

Verpackung

Package5x5 QFN-32
Package CodeUH
Package Index05-08-1693

Parameter

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1580A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesPolyPhase, Active Voltage Positioning, Differential Remote Sense, Burst Mode, DCR Current Sense, Phase Shedding, External Synchronization, PLL, Tracking, Power Good
Frequency770 kHz
Frequency Sync Range250kHz - 770kHz
Integrated Inductorno
Ishutdown40 µA
Isupply4 mA
Max Phases2, 3, 4, 6, 12
Monolithicno
Number of Outputs1
Operating Temperature Range-40 to 85 °C
Output Current60 A
Polyphaseyes
Sense ResistorRsense, DCR
Switch Current60 A
Synchronousyes
TopologyBuck
Vin Max38 V
Vin Min4.5 V
Vout Max5 V
Vout Maximum5V (without diff amp), 3.3V (with diff amp)
Vout Min0.6 V
Vref Accuracy Over Temp0.75 %

Öko-Plan

RoHSCompliant

Konstruktionshinweise

  • 2-Phase Synchronous Buck Controller Features Light Load Stage Shedding Mode, Active Voltage Positioning, Low RSENSE and Remote VOUT Sensing &mdash DN486
    PDF, 96 Kb, Datei veröffentlicht: Nov 10, 2010
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Artikel

  • 2-Phase Synchronous Step-Down DC/DC Controller with Programmable Stage Shedding Mode and Active Voltage Positioning for High Efficiency and Fast Transient Response &mdash LT Journal
    PDF, 1.3 Mb, Datei veröffentlicht: Jun 30, 2010
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Modellreihe

Herstellerklassifikation

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

Andere Namen:

LTC3856IUHPBF, LTC3856IUH PBF

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