Datasheet Linear Technology LTC3850IUF#PBF — Ficha de datos

FabricanteLinear Technology
SerieLTC3850
Numero de parteLTC3850IUF#PBF

Controlador de conmutación descendente síncrono dual de 2 fases

Hojas de datos

LTC3850: Dual, 2-Phase Synchronous Step-Down Switching Controller Data Sheet
PDF, 604 Kb, Archivo subido: jul 31, 2016
Extracto del documento

Precios

Embalaje

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

Paramétricos

ArchitectureConstant Frequency Current Mode
Demo BoardsDC1126A,DC1185B-A,DC1185B-B,DC1231A-A,DC1231A-B,DC1185A-A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno
FeaturesPolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good
Frequency500 kHz
Frequency Adjust Range250kHz - 780kHz
Frequency Sync Range250kHz - 780kHz
Integrated Inductorno
Ishutdown30 µA
Isupply0.85 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 Max24 V
Vin Min4 V
Vout Max6 V
Vout Maximum6V
Vout Min0.8 V
Vout Min 20.8 V
Vref Accuracy Over Temp1 %

Plan ecológico

RoHSObediente

Artículos

  • 2-Phase Synchronous Buck Controller Delivers Maximum Features in Minimum Footprint &mdash LT Journal
    PDF, 1.2 Mb, Archivo publicado: oct 16, 2007
    Extracto del documento

Linea modelo

Clasificación del fabricante

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

Otros nombres:

LTC3850IUFPBF, LTC3850IUF PBF