CAT4101 - 1A Constant-Current LED Driver

Product Overview

ON Semiconductor

Part number	CAT4101
Manufacturer	ON Semiconductor
File Size	146.11 KB
Description	1A Constant-Current LED Driver
Datasheet	CAT4101 Datasheet
Additional preview pages of the CAT4101 datasheet.

The CAT4101 is a constant current sink driving a string of high

brightness LEDs up to 1 A with very low dropout of 0.5 V at full load.

It requires no inductor, provides a low noise operation and minimizes the number of components.

a thermal shutdown protection that becomes active whenever the die temperature exceeds 150°C. The device is available in a high.
power, 5.
lead TO.
263 package offering excellent thermal dissipation characteristics. Features.
Accurate 1 A Current Sink.
Up to 25 V Operation on LED Pin.
Low Dropout 500 mV at 1 A.
LED Current Set by External Resistor.
High Resolution PWM Dimming via EN/PWM.
“Zero” Current Shutdown Mode.

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Published: Jun 27, 2009 |