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CAT4237 PDF Datasheet

The CAT4237 is High Voltage Cmos Boost White Led Driver. It also consolidates and displays results from multiple manufacturers with the same part number and similar functionality.




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Searched parts can be used interchangeably as substitutes for one another, But it's important to note that the parameters for each manufacturer may vary slightly.

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No Part number Description ( Function ) Manufacturers PDF
2 CAT4237
High Voltage CMOS Boost White LED Driver

CAT4237 High Voltage CMOS Boost White LED Driver Features • • • • • • • • • • • Drives 6 to 8 White LEDs in series from 3V Up to 87% Efficiency Low Quiescent Ground Current 0.6mA Adjustable Output Current (up to 40mA) High Frequency 1MHz Operation High Voltage Power Switch Shutdown current less than 1µA Open LED low power mode Automa

Catalyst Semiconductor
Catalyst Semiconductor
pdf
1 CAT4237
High Voltage CMOS Boost White LED Driver

CAT4237 High Voltage CMOS Boost White LED Driver Description The CAT4237 is a DC/DC step−up converter that delivers an accurate constant current ideal for driving LEDs. Operation at a constant switching frequency of 1 MHz allows the device to be used with small value external ceramic capacitors and inductor. LEDs connected in series are driven with a regulated current set by

ON Semiconductor
ON Semiconductor
pdf

[1]    

List of most widely used semiconductors

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Vishay Semiconductor
Vishay
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LM317

This is a popular adjustable voltage regulator.
( 1.2V to 37V)

On Semiconductor
ON Semiconductor
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