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CAT32 - CMOS White LED Driver

General Description

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.

Key Features

  • 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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Datasheet Details

Part number CAT32
Manufacturer Catalyst Semiconductor
File Size 235.61 KB
Description CMOS White LED Driver
Datasheet download datasheet CAT32 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CAT32 CMOS White LED Driver FEATURES 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 and TDFN (0.