Copyright 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.
4
CLD-CT25.000
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
Fax: +1.919.313.5778
www.cree.com/ledlamps
Graphs
5/5 Format #: COTCO-D-074 REV.4
Document No. SPE/LP377PWN1-90G
Rev. No.
03
0.0
-20.0
-10.0
-30.0
-40.0
FIG.2 REVERSE CURRENT VS.
REVERSE VOLTAGE.
75%
FIG.6 FAR FIELD PATTERN
50% Power Angle :
-90
-60
-30
0
30
60
0
90
WAVELENGTH.
0%
400
25%
50%
500
600
700
800
Half Power WL=150nm
100%
Ir(uA)
Vr(V)
-50
-40
-20
-30
-10
0
90
0%
20%
40%
60%
Ie(%)
80%
100%
-50.0
Ta( C)
0
FIG.5 MAXIMUM FORWARD DC CURRENT VS
AMBIENT TEMPERATURE (Tjmax=120 C)
0
20
40
60
80
120
100
10
20
30
50
40
IF(mA)
60.0
FIG.3 RELATIVE LUMINOUS INTENSITY VS.
FORWARD CURRENT
0.5
0.0
0.0
20.0 40.0
1.0
1.5
2.0
100.0
80.0
If(mA)
20.0
FIG.1 FORWARD CURRENT VS.
FORWARD VOLTAGE.
2.5
3.0
0.0
3.4
3.8
4.2
4.6
5.0
Vf(V)
40.0
80.0
60.0
If (mA)
100.0
FIG.4 RELATIVE LUMINOUS INTENSITY VS.
Items
Signatures
Date
Revision History
Prepared by
LiuZM
2007-04-26
Rev. No
Date
Change Description
Checked by
HuangJD
2007-04-26
02
2005-10-18 Release. VF from V8~V13 to V7~V14.
Approved by
David
2007-04-26
03
2007-04-26
Change tolerance of CIE(x,y) from +/-0.015 to +/-0.01
FCN#
FCN20070432
Data is subject to change without prior notice; please refer to COTCO Website for the latest version.
Copyright@2002
Cotco International Ltd.