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3
CLD-CT46.000
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
USA Tel: +1.919.313.5300
Fax: +1.919.313.5778
www.cree.com/ledlamps
Graphs
4/4
Format #: COTCO-D-074 REV.4
Document No. SPE/LM1-PBL1-11-N1
Rev. No.
02
G
G
r
r
a
a
p
p
h
h
s
s
0
-10
-20
-30
0.0
-40
Vr(V)
-50
Ir(uA)
-50.0
-30.0
-40.0
-10.0
-20.0
5.0
Vf(V)
100%
75%
50%
FIG.2 REVERSE CURRENT VS.
REVERSE VOLTAGE.
Half Power WL=28nm
Domi WL= 470nm
100%
700
500
600
0
WL(nm)
Ie(%)
80%
60%
40%
20%
0%
60
30
0
90
400
300
0%
WAVELENGTH.
If(mA)
100.0
-30
-60
-90
100
T ( C)
FIG.4 RELATIVE LUMINOUS INTENSITY VS.
50% Power Angle :
FIG.6 FAR FIELD PATTERN.
25%
If (mA)
100.0
4.2
3.4
3.8
80.0
40.0
60.0
20.0
0.0
3.0
2.5
2.0
1.5
1.0
FORWARD VOLTAGE.
60.0
20.0 40.0
Rth j-s=200 C/W
0.0
40
50
IF(mA)
FORWARD CURRENT
0.0
Rth j-a=350 C/W
80
60
40
20
20
30
10
0
0
0.5
FIG.1 FORWARD CURRENT VS.
4.6
TEMPERATURE. DERATING BASED ON Tjmax=110 C
FIG.5 MAXIMUM FORWARD DC CURRENT VS
FIG.3 RELATIVE LUMINOUS INTENSITY VS.
80.0
Items
Signatures
Date
Revision History
Prepared by
Rev.No
Date
Change Description
Meiliping
2005-07-27
Checked by
02
2005-07-27
Release.
XieJH
2005-07-27
Approved by
DavidLiu
2005-07-27
FCN#
FCN20050260
Data is subject to change without prior notice; please refer to COTCO Website for the latest version.
Copyright@2002
Cotco International Ltd.