DS22 LUMILEDS [Lumileds Lighting Company], DS22 Datasheet - Page 6

• Manufacturer Part Number: DS22
• Description: power light source Luxeon Ring
• Manufacturer: LUMILEDS [Lumileds Lighting Company]

Forward Current Characteristics, T
Luxeon Ring
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
J
800
700
600
500
400
300
200
100
800
700
600
500
400
300
200
100
= 25
Figure 5a. Maximum Forward Current vs.
Ambient Temperature. Derating based on
T
6-Up Ring.
Figure 6a. Maximum Forward Current vs.
Ambient Temperature. Derating based on
T
12-Up Ring.
1.2
0.8
0.6
0.4
0.2
0
0
JMAX
JMAX
400
350
300
250
200
150
100
800
700
400
600
500
300
200
100
50
1
0
I
0
0
o
0
F
C maintained.
R θ
R θ
R θ
R θ
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
- Average Forw ard Current (mA)
0
0
= 135
= 135
R θ
R θ
R θ
R θ
V
J-A
J-A
J-A
J-A
J-A
J-A
J-A
J-A
1.5 3 4.5 6 7.5 9 10.5 12 6-Up
F
=6
=5
=4
=3
3
25
- Forw ard Voltage (Volts)
25
T
=1 0
=8
=6
=4
T
o
o
o
o
A
o
A
o
C/W
C/W
C/W
C/W
100
200
C for White, Green, Cyan and Blue
C for White, Green, Cyan and Blue
o
o
o
6
o
C/W
C/W
C/W
- Ambient Temperature (
- Ambient Temperature (
C/W
9 12 15 18 21 24
50
50
400
200
75
75
300
600
100
100
800
400
o
o
125
125
12-Up
C)
C)
150
150
6
800
700
600
500
400
300
200
100
800
700
600
500
400
300
200
100
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.
0
0
0
Figure 5b. Maximum Forward Current vs.
Ambient Temperature. Derating based
on T
6-Up Ring.
Figure 6b. Maximum Forward Current vs.
Ambient Temperature. Derating based
on T
12-Up Ring.
400
350
300
250
200
150
100
1.2
1.0
0.8
0.6
0.4
0.2
0.0
800
700
600
500
400
300
0
200
100
50
0
R θ
R θ
R θ
R θ
R θ
R θ
R θ
R θ
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
JMAX
JMAX
0
0
0
0
I
J-A
J-A
J-A
J-A
F
J-A
J-A
J-A
J-A
V
- Average Forw ard Current (mA)
T
=1 0
=8
=6
=4
=6
=5
=4
=3
25
T
F
A
1.5
= 120
= 120
25
o
o
o
A
3
o
o
o
o
- Forw ard Voltage (Volts)
o
C/W
C/W
C/W
- Ambient Temperature (
Document #: DS22 (10/05)
C/W
C/W
C/W
C/W
C/W
- Ambient Temperature (
100
200
J
3
6
o
o
C for Red and Amber
C for Red and Amber
= 25
50
4.5
50
9
200
400
12
6
75
7.5
15
75
J
o
= 25
300
C
600
18 21
9 10.5
o
100
C
o
100
C)
o
C)
400
800
6-Up
12-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.