Datasheet Linear Technology LTC3858IUFD-1#PBF — Ficha de datos

FabricanteLinear Technology
SerieLTC3858-1
Numero de parteLTC3858IUFD-1#PBF

Controlador reductor síncrono dual de 2 fases I Q bajo

Hojas de datos

Datasheet LTC3858-1
PDF, 439 Kb, Idioma: en, Archivo subido: sept 23, 2017, Páginas: 38
Low IQ, Dual 2-Phase Synchronous Step-Down Controller
Extracto del documento

Precios

Embalaje

Package4x5 QFN-28
Package CodeUFD
Package Index05-08-1712

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1352A-B
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesDCR Current Sense, Resistor Set Frequency, External Synchronization, Burst Mode, Power Good, PolyPhase
Frequency900 kHz
Frequency Adjust Range50kHz - 900kHz
Frequency Sync Range75kHz - 850kHz
Integrated Inductorno
Ishutdown8 µA
Isupply0.17 mA
Max Phases2
Monolithicno
Number of Outputs2
Operating Temperature Range-40 to 85 °C
Output Current25 A
Output Current 225 A
Polyphaseyes
Sense ResistorRsense, DCR
Switch Current25 A
Switch Current 225 A
Synchronousyes
TopologyBuck
Topology 1Buck
Topology 2Buck
Vin Max38 V
Vin Min4 V
Vout Max24 V
Vout Maximum24V
Vout Min0.8 V
Vout Min 2.8 V
Vref Accuracy Over Temp1 %

Plan ecológico

RoHSObediente

Linea modelo

Clasificación del fabricante

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

Otros nombres:

LTC3858IUFD-1PBF, LTC3858IUFD-1 PBF, LTC3858IUFD1#PBF, LTC3858IUFD 1#PBF