CP2141

The CP2141 is 3-Channel Low-Dropout Constant-Current Parallel LED Driver designed by CHIP.

Product Overview

CHIP

Datasheet Details

Part number	CP2141
Manufacturer	CHIP
File Size	153.38 KB
Description	3-Channel Low-Dropout Constant-Current Parallel LED Driver
Datasheet	CP2141_CHIP.pdf
Additional preview pages of the CP2141 datasheet.

Product details

Description

The CP2141, a 3-channel low-dropout constant-current parallel LED driver, can be used to drive white LED, red LED, blue LED or any color LED whose forward operating voltage is lower than the battery voltage.

Features

y y y y y y y y y y y No External Component Required 20mA Full Scale Current per Channel Only 100mV Dropout Voltage Needed at 20mA per Channel 1-Wire Pulse Counting Dimming: 16 Steps Logarithmic Scale LED Current Matching: ±2% (typical) Over 90% Efficiency can be Reached No EMI and Switch Noise Thermal Shutdown Protection Supply Voltage Range: 2.7~5.5V Shutdown Current Less Than 0.1μA RoHS Compliant and 100% Lead(Pb)-free.

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Other Datasheets by CHIP

CP2140 - 4-Channel Low-Dropout Constant-Current Parallel LED Driver
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Published: May 22, 2009 |