Nichia SMD LED non-standard Warm white 5400 mcd 120 ° 50 mA 2.9 V NESL157BT Data Sheet
Product codes
NESL157BT
NICHIA STS-DA1-1976A <Cat.No.120213>
2
RANKS
Item
Rank
Min
Max
Unit
Forward Voltage
- 2.7
3.1
V
P8 18.0
21.4
P7 15.1
18.0
Luminous Flux
P6 12.7
15.1
lm
R
a
80
-
-
Color Rendering
R8000
R
9
0
- -
Color Ranks
Rank sw27
Rank sw30
x 0.4373 0.4562 0.4813 0.4593
x 0.4147 0.4299 0.4562 0.4373
y 0.3893 0.4260 0.4319 0.3944
y 0.3814 0.4165 0.4260 0.3893
Rank sw35
Rank sw40
x 0.3898 0.3996 0.4299 0.4147
x 0.3670 0.3736 0.3996 0.3898
y 0.3716 0.4015 0.4165 0.3814
y 0.3578 0.3874 0.4015 0.3716
Rank sw45
x 0.3515 0.3548 0.3736 0.3670
y 0.3487 0.3736 0.3874 0.3578
y 0.3487 0.3736 0.3874 0.3578
* Ranking at T
A
=25°C.
* Tolerance of measurements of the Forward Voltage is ±0.05V.
* Tolerance of measurements of the Luminous Flux is ±7%.
* Tolerance of measurements of the Color Rendering R
* Tolerance of measurements of the Luminous Flux is ±7%.
* Tolerance of measurements of the Color Rendering R
a
is ±2.
* Tolerance of measurements of the Color Rendering R
9
is ±6.5.
* The R
9
value for the above rank shall be greater than 0.
* Tolerance of measurements of the Chromaticity Coordinate is ±0.005.
* A shipment shall consist of LEDs in a combination of the above ranks.
The percentage of each rank in the shipment shall be determined by Nichia.
* A shipment shall consist of LEDs in a combination of the above ranks.
The percentage of each rank in the shipment shall be determined by Nichia.