CAT32 - CMOS White LED Driver

Product Overview

Catalyst Semiconductor

Part number	CAT32
Manufacturer	Catalyst Semiconductor
File Size	235.61 KB
Description	CMOS White LED Driver
Datasheet	CAT32 Datasheet
Additional preview pages of the CAT32 datasheet.

The CAT32 is a DC/DC step up converter that delivers a regulated output current.

Operation at a constant switching frequency of 1.2MHz allows the device to be used with very small value external inductor and ceramic capacitors.

www. datasheet4u. com H GEN FR ALO EE LE s Drives up to 4 White LEDs in series s Shutdown current less than 1µA A D F R E ETM s Low quiescent ground current (0.5mA typical) s Power efficiency over 80% s Compatible pinout with LT1932 s Adjustable output current (up to 40mA) s High frequency 1.2MHz operation s Input voltage operation down to 2.0V s Low resistance (0.5Ω) high voltage s Load fault protection against open-circuits s Low value external components s Low profile (1mm) 6-lead SOT23.

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Published: Jun 5, 2009 |