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MAX1848 White LED Step-Up Converter

MAX1848 Description

19-2028; Rev 1; 9/02 White LED Step-Up Converter in SOT23 General .
The MAX1848 drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices.

MAX1848 Features

* o Constant Current Regulation for Uniform Illumination o High 87% Efficiency o Analog or Logic Control of LED Intensity o 0.8W Output Power with Internal High-Voltage MOSFET Switch o Small, Low-Profile External Components o 2.6V to 5.5V Input Range o 13V Maximum Output with Overvoltage Protection o

MAX1848 Applications

* Cell Phones and Smart Phones PDAs, Palmtops, and Wireless Handhelds e-Books and Subnotebooks White LED Display Backlighting PART MAX1848EKA MAX1848ETA Ordering Information TEMP RANGE -40°C to +85°C -40°C to +85°C PIN-PACKAGE 8 SOT23 8 Thin QFN (3mm ✕ 3mm) TOP MARK AAIM ACR Note: Hand soldering is

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White LED Step-Up Converter Maxim
Maxim MAX1848-like datasheet