Datasheet

DS133 LUXEON TX Product Datasheet 20150114 ©2015 Lumileds Holding B.V. All rights reserved. 17
LUXEON TX 3-step and 5-step MacAdam Ellipse Color
Denition
Tested at 700mA DC and Junction Temperature = 85°C
Table 8. LUXEON TX Product Characteristics for 3-step MacAdam Ellipse
Nominal
ANSI CCT
Color Space
Center Point
(cx, cy)
Major Axis,
a
Minor Axis,
b
Ellipse
Rotation Angle
2700K Single 3-step MacAdam ellipse (0.4578, 0.4101) 0.00810 0.00420 53.7°
3000K Single 3-step MacAdam ellipse (0.4338, 0.4030) 0.00834 0.00408 53.2°
3500K Single 3-step MacAdam ellipse (0.4073, 0.3917) 0.00927 0.00414 54.0°
4000K Single 3-step MacAdam ellipse (0.3818, 0.3797) 0.00939 0.00402 53.7°
5000K Single 3-step MacAdam ellipse (0.3447, 0.3553) 0.00822 0.00354 59.6°
Table 9. LUXEON TX Product Characteristics for 5-step MacAdam Ellipse
Nominal
ANSI CCT
Color Space
Center Point
(cx, cy)
Major Axis,
a
Minor Axis,
b
Ellipse
Rotation Angle
2700K Single 5-step MacAdam ellipse (0.4578, 0.4101) 0.01350 0.00700 53.7°
3000K Single 5-step MacAdam ellipse (0.4338, 0.4030) 0.01390 0.00680 53.2°
3500K Single 5-step MacAdam ellipse (0.4073, 0.3917) 0.01545 0.00690 54.0°
4000K Single 5-step MacAdam ellipse (0.3818, 0.3797) 0.01565 0.00670 53.7°
5000K Single 5-step MacAdam ellipse (0.3447, 0.3553) 0.01370 0.00590 59.6°
5700K Single 5-step MacAdam ellipse (0.3287, 0.3417) 0.01243 0.00533 59.1°
6500K Single 5-step MacAdam ellipse (0.3123, 0.3282) 0.01115 0.00475 58.6°
Note for Tables 8 & 9:
1. Lumileds maintains a tester tolerance of ±0.005 on x, y color coordinates.