MAX778L - Low-Voltage Input / 3V/3.3V/5V/ Adjustable Output / Step-Up DC-DC Converters

Maxim

MAX778L Datasheet Preview — Preview of MAX778L PDF

Datasheet Details

Part number	MAX778L
Manufacturer	Maxim
File Size	117.91 KB
Description	Low-Voltage Input / 3V/3.3V/5V/ Adjustable Output / Step-Up DC-DC Converters
Datasheet	MAX778L_MaximIntegratedProducts.pdf

MAX778L Product details

Description

The MAX777L/MAX778L/MAX779L are pulse-skipping DC-DC converters that step up from low-voltage inputs (1V guaranteed). an inductor (typically 22µH) and two capacitors.

Features

o 1V to 4.5V Input Guarantees Start-Up Under Load o Up to 210mA Output o Load Fully Disconnected in Shutdown o 82% Efficiency o Output in Regulation with Input Voltage above Output Voltage o Internal 1A Power Switch and Active Rectifier o Adjustable Current Limit Allows Low-Cost Inductors o 190µA No Load Supply Current o 20µA Shutdown Supply Current o 3V/3.3V (MAX778L), 5V (MAX777L), and Adjustable (MAX779L) Output Voltage _______________General.

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Published: May 2, 2005 |