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RT8055B Fiches technique (PDF) - Richtek Technology Corporation

RT8055B Datasheet PDF - Richtek Technology Corporation
No de pièce RT8055B
Télécharger  RT8055B Télécharger

Taille du fichier   173.63 Kbytes
Page   13 Pages
Fabricant  RICHTEK [Richtek Technology Corporation]
Site Internet  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation
Description 3A, 2MHz, Synchronous Step-Down Converter

RT8055B Datasheet (PDF)

Go To PDF Page Télécharger Fiches technique
RT8055B Datasheet PDF - Richtek Technology Corporation

No de pièce RT8055B
Télécharger  RT8055B Click to download

Taille du fichier   173.63 Kbytes
Page   13 Pages
Fabricant  RICHTEK [Richtek Technology Corporation]
Site Internet  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation
Description 3A, 2MHz, Synchronous Step-Down Converter

RT8055B Fiches technique (HTML) - Richtek Technology Corporation

Back Button RT8055B Datasheet HTML 1Page - Richtek Technology Corporation RT8055B Datasheet HTML 2Page - Richtek Technology Corporation RT8055B Datasheet HTML 3Page - Richtek Technology Corporation RT8055B Datasheet HTML 4Page - Richtek Technology Corporation RT8055B Datasheet HTML 5Page - Richtek Technology Corporation RT8055B Datasheet HTML 6Page - Richtek Technology Corporation RT8055B Datasheet HTML 7Page - Richtek Technology Corporation RT8055B Datasheet HTML 8Page - Richtek Technology Corporation RT8055B Datasheet HTML 9Page - Richtek Technology Corporation RT8055B Datasheet HTML 10Page - Richtek Technology Corporation Next Button 

RT8055B Détails du produit

General Description

The RT8055B is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.6V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 3A of output current. The internal synchronous low on-resistance power switches increase efficiency and eliminate the need for an external Schottky diode. The switching frequency is set by an external resistor. The 100% duty cycle provides low dropout operation extending battery life in portable systems. Current mode operation with external compensation allows the transient response to be optimized over a wide range of loads and output capacitors.



Features

High Efficiency : Up to 95%

Low RDS(ON) Internal Switches : 100mΩ

Programmable Frequency : 300kHz to 2MHz

No Schottky Diode Required

0.8V Reference Voltage Allows for Low Output Voltage

Forced Continuous Mode Operation

100% Duty Cycle Operation

Input Over Voltage Protection

Power Good Output Voltage Indicutor

RoHS Compliant and Halogen Free



Applications

Portable Instruments

Battery-Powered Equipment

Notebook Computers

Distributed Power Systems

IP Phones

Digital Cameras

3G/3.5G Data Card




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