Datasheet Texas Instruments LP5521 — 数据表

制造商	Texas Instruments
系列	LP5521

具有内部程序存储器和集成电荷泵的3通道RGB /白色LED驱动器

数据表

PDF, 1.5 Mb, 修订版: I, 档案已发布: Nov 4, 2016

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	LP5521TM/NOPB	LP5521TMX/NOPB	LP5521YQ/NOPB	LP5521YQX/NOPB
Lifecycle Status	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)	Active (Recommended for new designs)
Manufacture's Sample Availability	Yes	Yes	No	Yes

	LP5521TM/NOPB	LP5521TMX/NOPB	LP5521YQ/NOPB	LP5521YQX/NOPB
N	1	2	3	4
Pin	20	20	24	24
Package Type	YFQ	YFQ	NJA	NJA
Industry STD Term	DSBGA	DSBGA	WQFN	WQFN
JEDEC Code	R-XBGA-N	R-XBGA-N	R-PQSO-N	R-PQSO-N
Package QTY	250	3000	1000	4500
Carrier	SMALL T&R	LARGE T&R	SMALL T&R	LARGE T&R
Device Marking	5521	5521	L5521YQ	L5521YQ
Thickness (mm)	.42	.42	.8	.8
Pitch (mm)	.4	.4	.5	.5
Max Height (mm)	.675	.675	.91	.91
Mechanical Data	下载	下载	下载	下载
Width (mm)			4	4
Length (mm)			5	5

Parameters / Models	LP5521TM/NOPB	LP5521TMX/NOPB	LP5521YQ/NOPB	LP5521YQX/NOPB
Number of Channels	3	3	3	3
Iout(Max), A	0.0765	0.0765	0.0765	0.0765
Iq(Typ), mA	1.5	1.5	1.5	1.5
LED	3	3	3	3
LED Configuration	Parallel	Parallel	Parallel	Parallel
LED Current Per Channel, mA	25.5	25.5	25.5	25.5
Operating Temperature Range, C	-30 to 85	-30 to 85	-30 to 85	-30 to 85
Package Group	DSBGA	DSBGA	WQFN	WQFN
Package Size: mm2:W x L, PKG	See datasheet (DSBGA)	See datasheet (DSBGA)	24WQFN: 20 mm2: 4 x 5(WQFN)	24WQFN: 20 mm2: 4 x 5(WQFN)
Peak Efficiency, %	95	95	95	95
Program Memory	Yes	Yes	Yes	Yes
Programmable Ramp Control	Yes	Yes	Yes	Yes
Rating	Catalog	Catalog	Catalog	Catalog
Shutdown Current(Typ), uA	0.2	0.2	0.2	0.2
Special Features	Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines	Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines	Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines	Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines
Topology	Boost	Boost	Boost	Boost
Vin(Max), V	5.5	5.5	5.5	5.5
Vin(Min), V	2.7	2.7	2.7	2.7
Vout(Max), V	5.5	5.5	5.5	5.5
Vout(Min), V	2.7	2.7	2.7	2.7

	LP5521TM/NOPB	LP5521TMX/NOPB	LP5521YQ/NOPB	LP5521YQX/NOPB
RoHS	Compliant	Compliant	Compliant	Compliant

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AN-1562 LP5521 Programming Considerations (Rev. A)
PDF, 1.5 Mb, 修订版: A, 档案已发布: 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, 修订版: C, 档案已发布: 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, 档案已发布: Jun 20, 2007

系列: LP5521 (4)