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Cree(R) 5-mm Round LED
Model # LC52TWN-25Q-A Data Sheet
25-degree, 5-mm round LED lamp in white color with water-transparent lens and no stopper
Applications
* * * * Advertising Signs Indicators LCD Back Light Illuminations
Absolute Maximum Ratings (TA = 25C)
Items Forward Current Peak Forward Current Reverse Voltage Power Dissipation Operation Temperature Storage Temperature Lead Soldering Temperature
Note
Symbol IF IFP VR PD Topr Tstg Tsol
Absolute Maximum Rating 25 100 5 100 -40 ~ +95 -40 ~ +100
Unit mA mA V mW C C
Max. 260C for 3 sec. max. (3 mm from the base of the epoxy bulb)
Note: Pulse width 0.1 msec, duty 1/10.
Typical Electrical & Optical Characteristics (TA = 25C)
Characteristics Forward Voltage Forward Voltage Reverse Current Luminous Intensity Chromaticity Coordinates 50% Power Angle Symbol VF VF IR IV x y 21/2H-H Condition IF = 20 mA IF = 1.0 A VR = 5 V IF = 20 mA IF = 20 mA IF = 20 mA IF = 20 mA deg Unit V V A mcd 4180 7200 0.31 0.32 25 1.7 Minimum Typical 3.4 Maximum 4.0 2.5 100
D-CT081.000 Data Sheet: CL
Subject to change without notice. www.cree.com/ledlamps
Standard Bins for LC52TWN-25Q-A (IF = 20 mA)
Lamps are sorted to luminous intensity (IV) and chromaticity coordinates (x,y) bins shown. Orders for LC512TWN1-25Q-A1 may be filled with any or all bins contained as below. All luminous intensity (IV) and chromaticity coordinates (x,y) values shown and specified are at IF = 20 mA.
A1
A2
B1
B2
c Z1 or above
Luminous Intensity (IV)
12000 mcd Z 8200 mcd Y 5860 mcd X 4180 mcd Chromaticity Coordinates (x,y)
Rank Chromaticity x Coordinates y Rank Chromaticity x Coordinates y
0.307 0.337 0.245 0.229 0.264 0.267
A1
0.280 0.248 0.264 0.220 0.264 0.267 0.283 0.305
A2
0.296 0.276 0.280 0.248 0.283 0.305 0.307 0.337
B1
0.313 0.297 0.296 0.276
B2
0.330 0.360 0.330 0.318 0.313 0.297 0.330 0.360 0.361 0.385
c
0.356 0.351 0.330 0.318
Important Notes: 1. All ranks will be included per delivery; rank ratio will be based on the dice distribution. 2. Pb content <1000 ppm. 3. Tolerance of measurement of luminous intensity is 15%. 4. Tolerance of measurement of the color coordinates is 0.01. 5. Tolerance of measurement of VF is 0.05 V. 6. Packaging methods are available for selection; please refer to the "Cree LED Lamp Packaging Standard" document. 7. Please refer to the "Cree LED Lamp Reliability Test Standards" document for reliability test conditions. 8. Please refer to the "Cree LED Lamp Soldering & Handling" document for information about how to use this LED product safely.
Copyright (c) 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and the Cree logo are registered trademarks of Cree, Inc.
2
CLD-CT08.000
Cree, Inc. 4600 Silicon Drive Durham, NC 27703 USA Tel: +1.919.313.5300 Fax: +1.919.313.5778 www.cree.com/ledlamps
CIE Chromaticity Diagram
CIE Chromaticity Diagram
0.90
CIE
520
0.80
530 510 540 550 560
0.70
0.60
490
0.50
570 580 590
Y
0.40
c B2
600 610 620 630
0.30
480
A1
B1 A2
0.20
470
0.10
460
0.00 0.00
0.10
0.20
0.30
X
0.40
0.50
0.60
0.70
0.80
4/5
Format #: COTCO-D-074 REV.4
Cree, Inc. 4600 Silicon Drive Durham, NC 27703 USA Tel: +1.919.313.5300 Fax: +1.919.313.5778 www.cree.com/ledlamps
Copyright (c) 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and the Cree logo are registered trademarks of Cree, Inc.
CLD-CT08.000
Document No. SPE/LC512TWN1-25P-A1 Rev. No. 04
Graphs Graphs
If (mA)
-50 Vr(V) -40 -30 -20 -10 0 0.0 -10.0 -20.0 -30.0 -40.0
100.0 80.0 60.0 40.0 20.0
0.0 3.0 4.2 4.6 5.0 3.4 3.8 FIG.1 FORWARD CURRENT VS. FORWARD VOLTAGE.
Vf(V)
Ir(uA) FIG.2 REVERSE CURRENT VS. REVERSE VOLTAGE.
-50.0
Half Power
WL=150nm
5.0 4.0 3.0 2.0 1.0 0.0 0.0 If(mA) 20.0 40.0 60.0 80.0 100.0
I (RELATIVE LUMINOUS INTENSITY) 100% 75% 50% 25% 0% 400 500 600 700 800
FIG.3 RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT
FIG.4 RELATIVE LUMINOUS INTENSITY VS. WAVELENGTH.
50 40 30 20 10 0
IF(mA)
50% Power Angle :
0
25
Ie(%)
100%
80%
60%
40%
Ta( C) 0.0 20.0 40.0 60.0 80.0 100.0
-90 -60 -30 0 30 60 90
20%
0%
FIG.5 MAXIMUM FORWARD DC CURRENT VS AMBIENT TEMPERATURE (Tjmax=105 C)
FIG.6 FAR FIELD PATTERN
Items Prepared by Checked by Approved by FCN#
Signatures
LiuZM HuangJD David
Date
2007-04-26 2007-04-26 2007-04-26 Rev. No 02 03 04 Date
Revision History
Change Description 2006-04-17 Cancel VF bin. 2006-06-29 Change FIG.5 2007-04-26 Change tolerance of CIE(x,y) from +/-0.015 to +/-0.01
FCN20070432
Data is subject to change without prior notice; please refer to COTCO Website for the latest version. Copyright@2002 Cotco International Ltd.
Cree, Inc. 4600 Silicon Drive Durham, NC 27703 USA Tel: +1.919.313.5300 Fax: +1.919.313.5778 www.cree.com/ledlamps
Copyright (c) 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and the Cree logo are registered trademarks of Cree, Inc.
CLD-CT08.000
5/5
Format #: COTCO-D-074 REV.4
Mechanical Dimensions
Document No. SPE/LC512TWN1-25Q-A1 04 All dimensions are in mm. Tolerance isRev. No. unless otherwise noted. 0.25 mm
An epoxy meniscus may extend about 1.5 mm down the leads. Burr around bottom of epoxy may be 0.5 mm max.
Dimension Drawing
maximum ting 5 00 5 00 ~ +95 +100
Unit mA mA V mW
C C
e base of the epoxy bulb)
RoHS Compliance The levels of environmentally sensitive, persistent biologically toxic (PBT), persistent organic pollutants (POP), or otherwise restricted materials in this product are below the maximum concentration values (also referred to as the threshold limits) 25 ) on the restriction substances, or are hazardous substances in electrical accordance with EU DirecTa = 2002/95/EC permitted for suchof the use of certain used in an exempted application, inand electronic equipment tive (RoHS), as amended through April 21, 2006.
C for 3 sec Max. Notes
s(
C
Condition should be cautioned not to stare at the light of this LED product. The brightUnit can damage the eye. Min. Typ. Max. Users light IF = 20mA
Cree IF = 1.0 logo
Vision Advisory Claim
--1.7
3.4 ---
4.0 2.5
V V
Cree, Inc. 4600 Silicon Drive Durham, NC 27703 USA Tel: +1.919.313.5300 Fax: +1.919.313.5778 www.cree.com/ledlamps
Copyright (c) 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and the are registered trademarks of Cree, Inc.
5
CLD-CT08.000
Kit Number System
Cree LED lamps are tested and sorted into performance bins. A bin is specified by ranges of color, forward voltage, and brightness. Sorted LEDs are packaged for shipping in various convenient options. Please refer to the "Cree LED Lamp Packaging Standard" document for more information about shipping and packaging options. Cree LEDs are sold by order codes in combinations of bins called kits. Order codes are configured in the following manner:
Standard/Custom
0: Standard C: Custom
VF
0: Full forward voltage distribution 1~9, A~Z . . . : special request *
Wd/Color aaaaaaaaa-aaa-aa- x x x x x IV
1: Full-color distribution 2~9, A~Z . . . : special request * 0: Full luminous intensity distribution 1~9, A~Z . . . :special request *
Packing type Product P/N
0: Standard = Bulk pack 1~9, A~Z . . . : special request *
* Contact your Cree sales representative for ordering information.
Standard Available Kits*
Kit Number LC512TWN1-25Q-A1-00001 LC512TWN1-25Q-A1-00002 LC512TWN1-25Q-A1-00003 Description 5mm Round 25 White, FULL RANK, Bulk Pack 5mm Round 25 White, A1, A2, B1, B2, Bulk Pack 5mm Round 25 White, A2, B1, B2, Bulk Pack
* Please contact your Cree representative about the availability of non-standard kits.
Copyright (c) 2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and the Cree logo are registered trademarks of Cree, Inc.
CLD-CT08.000
Cree, Inc. 4600 Silicon Drive Durham, NC 27703 USA Tel: +1.919.313.5300 Fax: +1.919.313.5778 www.cree.com/ledlamps

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