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LXK2-PWN2-R00 数据表(PDF) 26 Page - Lumileds Lighting Company

部件名 LXK2-PWN2-R00
功能描述  the most robust and powerful LED
PDF  41 Pages
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制造商  LUMILEDS [Lumileds Lighting Company]
网页  http://www.luxeon.com
标志 LUMILEDS - Lumileds Lighting Company

LXK2-PWN2-R00 数据表(HTML) 26 Page - Lumileds Lighting Company

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LUXEON K2 Datasheet DS51 (7/07)
26
Current Derating Curves
Current Derating Curve for 350 mA Drive Current
CoolWhite, NeutralWhite, WarmWhite
Current Derating Curve for 350 mA Drive Current
Green, Cyan, Blue and Royal Blue
0
50
100
150
200
250
300
350
400
50
75
100
125
150
175
TA - Ambient Temperature (` C)
R J-A=50oC/W
R J-A=40oC/W
R J-A=30oC/W
Figure 19: Maximum forward current vs. ambient temperature, based on TJMAX = 150ºC.
TA - Ambient Temperature (ºC)
0
50
100
150
200
250
300
350
400
50
75
100
125
150
175
200
TA - Ambient Temperature (` C)
R J-A=50oC/W
R
J-A=40
oC/W
R J-A=30oC/W
Figure 20: Maximum forward current vs. ambient temperature, based on TJMAX = 185ºC.
TA - Ambient Temperature (ºC)
R
R
θθJJ AA==5500ººC
C//W
W
R
R
θθJJ AA==4400ººC
C//W
W
R
R
θθJJ AA==3300ººC
C//W
W
R
R
θθ
J
J A
A=
=5
50
0ººC
C//W
W
R
R
θθ
J
J A
A=
=4
40
0ººC
C//W
W
R
R
θθ
J
J A
A=
=3
30
0ººC
C//W
W



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