DS24 LUMILEDS [Lumileds Lighting Company], DS24 Datasheet - Page 6

• Manufacturer Part Number: DS24
• Description: power light source Luxeon Flood
• Manufacturer: LUMILEDS [Lumileds Lighting Company]

Forward Current Characteristics, T
Luxeon Flood
Figure 3a. Forward Current vs. Forward Voltage
for White, Green, Cyan and Blue.
Figure 4a. Relative Luminous Flux vs. Forward
Current for White, Green, Cyan and Blue at
T
18-Up
J
800
700
600
500
400
300
200
100
1200
1050
1200
1000
1.2
0.8
0.6
0.4
0.2
= 25
900
750
600
450
300
150
Figure 5a. Maximum Forward Current vs.
Ambient Temperature. Derating based on
T
Blue12-Up.
Figure 6a. Maximum Forward Current vs.
Ambient Temperature. Derating based on
T
Blue18-Up.
800
600
400
200
0
1
0
JMAX
JMAX
0
0
0
0
0
I
o
F
C maintained.
12-Up
R θ
R θ
R θ
R θ
0
400
350
300
250
200
150
100
800
700
600
500
400
300
200
100
- Average Forw ard Current (mA)
= 135
= 135
50
R θ
R θ
R θ
J-A
J-A
J-A
J-A
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
=6
=5
=4
=3
J-A
J-A
J-A
0
25
T
100
200
300
o
o
o
o
A
=4
=3
=2
25
T
o
o
V
C/W
C/W
C/W
C/W
C for White, Green, Cyan and
C for White, Green, Cyan and
A
- Ambient Temperature (
o
o
o
3
F
C/W
C/W
C/W
- Ambient Temperature (
- Forw ard Voltage (Volts)
50
6
50
200
400
600
9 12 15 18 21 24
75
75
300
600
900
100
100
1200
400
800
o
125
C)
125
o
C)
12-Up
18-Up
150
150
6
800
700
600
500
400
300
200
100
1200
1000
Figure 3b. Forward Current vs. Forward Voltage
for Red and Amber.
Figure 4b. Relative Luminous Flux vs. Forward
Current for Red and Amber at T
maintained.
800
600
400
200
18-Up 12-Up
0
1200
1050
1.2
1.0
0.8
0.6
0.4
0.2
0.0
900
Figure 5b. Maximum Forward Current vs.
Ambient Temperature. Derating based
on T
0
Figure 6b. Maximum Forward Current vs.
Ambient Temperature. Derating based
on T
750
600
450
300
150
0
0
0
0
0
I
R θ
R θ
R θ
R θ
F
JMAX
JMAX
400
350
300
250
200
150
100
R θ
R θ
R θ
800
700
600
500
400
300
200
100
- Average Forw ard Current (mA)
50
J-A
J-A
J-A
J-A
0
J-A
J-A
J-A
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
=6
=5
=4
=3
T
T
= 120
=4
=3
=2
= 120
0
25
A
25
A
o
o
o
o
Document #: DS24 (10/05)
100
200
300
C/W
C/W
C/W
C/W
o
o
o
- Ambient Temperature (
C/W
C/W
C/W
- Ambient Temperature (
V
J
F
3
- Forw ard Voltage (Volts)
o
o
C for Red and Amber 12-Up.
C for Red and Amber 18-Up.
= 25
50
6
50
200
400
600
9
300
75
75
12
600
900
J
o
= 25
C
15
o
C
100
100
400
1200
800
o
o
18
C)
C)
21
12-Up
18-Up
125
125
Note:
Driving these high power devices at
currents less than the test conditions
may produce unpredictable results
and may be subject to variation in
performance. Pulse width modulation
is recommended for dimming effects.