Datasheet Texas Instruments LP5521YQ/NOPB

3 channel RGB/White LED driver with internal program memory and integrated charge pump 24-WQFN -30 to 85

Datasheets

PDF, 1.5 Mb, Revision: I, File published: Nov 4, 2016

Extract from the document

Lifecycle Status	Active (Recommended for new designs)
Manufacture's Sample Availability	Yes

Number of Channels	3
Iout(Max)	0.0765 A
Iq(Typ)	1.5 mA
LED	3
LED Configuration	Parallel
LED Current Per Channel	25.5 mA
Operating Temperature Range	-30 to 85 C
Package Group	WQFN
Package Size: mm2:W x L	24WQFN: 20 mm2: 4 x 5(WQFN) PKG
Peak Efficiency	95 %
Program Memory	Yes
Programmable Ramp Control	Yes
Rating	Catalog
Shutdown Current(Typ)	0.2 uA
Special Features	Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines
Topology	Boost
Vin(Max)	5.5 V
Vin(Min)	2.7 V
Vout(Max)	5.5 V
Vout(Min)	2.7 V

RoHS

Compliant

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AN-1562 LP5521 Programming Considerations (Rev. A)
PDF, 1.5 Mb, Revision: A, File published: Apr 30, 2013
This application report describes LP5521 programming commands and provides examples for the user.
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AN-1523 LP5521 Power Efficiency Considerations (Rev. C)
PDF, 84 Kb, Revision: C, File published: Apr 30, 2013
LP5521 has several different means to improve power efficiency on application. With proper use, therecan be significant power savings in standby and active operation mode.This application note describes how to use different LP5521 operation modes and how to write program sequences to get most of the power save mode.
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Color-Management LED Drivers Have a Bright Future
PDF, 512 Kb, File published: Jun 20, 2007

Series: LP5521 (4)