NICHIA STS-DA1-5234 <Cat.No.180214>

2

RANKS

Item

Rank

Min

Max

Unit

Forward Voltage

-

2.6

3.1

V

Luminous Flux

P10

25.5

30.3

lm

P9

21.4

25.5

P8

18.0

21.4

P7

15.1

18.0

Color Rendering Index

R9050

90

-

-

50

-

Color Ranks

The color ranks have chromaticity ranges within 3-step MacAdam ellipse.

Rank

sm203

Rank

sm223

Rank

sm253

Center Point

x

0.5270

0.5018

0.4806

y

0.4130

0.4153

0.4141

Minor Axis

a

0.003978

0.004002

0.004029

Major Axis

b

0.007062

0.007206

0.007515

Ellipse Rotation Angle

Φ

-43.56

-39.89

-37.58

The color ranks have chromaticity ranges within 5-step MacAdam ellipse.

Rank

sm2050a

Rank

sm2050b

Rank

sm2050c

Rank

sm2050d

Rank

sm2050e

Rank

sm2050f

Center Point

x

0.5270

y

0.4130

Minor Axis

a

0.006630

Major Axis

b

0.011770

Ellipse Rotation Angle

Φ

-43.56

Rank

sm2250a

Rank

sm2250b

Rank

sm2250c

Rank

sm2250d

Rank

sm2250e

Rank

sm2250f

Center Point

x

0.5018

y

0.4153

Minor Axis

a

0.006670

Major Axis

b

0.012010

Ellipse Rotation Angle

Φ

-39.89

Rank

sm2550a

Rank

sm2550b

Rank

sm2550c

Rank

sm2550d

Rank

sm2550e

Rank

sm2550f

Center Point

x

0.4806

y

0.4141

Minor Axis

a

0.006715

Major Axis

b

0.012525

Ellipse Rotation Angle

Φ

-37.58

* Forward Voltage Tolerance: ±0.05V

* Luminous Flux Tolerance: ±5%

* Chromaticity Coordinate Tolerance: ±0.003

* LEDs from the above ranks will be shipped. The rank combination ratio per shipment will be decided by Nichia.