Part number:
AP1521
Manufacturer:
Anachip
File Size:
197.37 KB
Description:
White led step-up converter.
The AP1521 is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current.
The device can drive two, three or four LEDs in series from a Li-Ion cell.
Series connection of the LEDs provides identical LED currents resulting in uniform brightness and eliminates the need
AP1521 Features
* - Inherently Matched LED Current - Drives Up to Four LEDs from a 3.2V Supply - Drives Up to Six LEDs from a 5V Supply - High Efficiency: 84% Typical - Fast 1MHz Switching Frequency - 36V Rugged Bipolar Switch - Low Profile SOT23-5 Pb-Free Packaging
* Applications - Cellular Phones - PDAs, Ha
Datasheet Details
AP1521
Anachip
197.37 KB
White led step-up converter.
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