Datasheet Linear Technology LT8640HUDC-1#PBF — Datenblatt

HerstellerLinear Technology
SerieLT8640-1
ArtikelnummerLT8640HUDC-1#PBF

42 V, 5 A Synchronous Step-Down Silent Switcher mit 2,5 µA Ruhestrom

Datenblätter

LT8640/LT8640-1: 42V, 5A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current Data Sheet
PDF, 1.7 Mb, Datei hochgeladen: Mar 27, 2018
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Preise

Verpackung

Package3x4 QFN-18
Package CodeUDC
Package Index05-08-1956

Parameter

ArchitectureConstant Frequency Current Mode
Demo BoardsDC2202A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesLow EMI, Silent Switcher Architecture, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good
Frequency3000 kHz
Frequency Adjust Range200kHz - 3MHz
Frequency Sync Range200kHz - 3MHz
Integrated Inductorno
Ishutdown0.75 µA
Isupply0.0017 mA
Max Phases1
Monolithicyes
Number of Outputs1
Operating Temperature Range-40 to 125 °C
Output Current5 A
Polyphaseno
Switch Current10 A
Synchronousyes
TopologyBuck
Vin Max42 V
Vin Min3.4 V
Vout Max41.58 V
Vout Maximum0.99Vin
Vout Min0.97 V
Vref Accuracy Over Temp1.23 %

Öko-Plan

RoHSCompliant

Andere Optionen

LT8640

Modellreihe

Herstellerklassifikation

  • Power Management > Switching Regulator > Ultralow Noise Regulators
  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck

Andere Namen:

LT8640HUDC-1PBF, LT8640HUDC-1 PBF, LT8640HUDC1#PBF, LT8640HUDC 1#PBF