NICHIA STS-DA1-2412 <Cat.No.120330>
NICHIA CORPORATION
SPECIFICATIONS FOR WHITE LED
NSSW088AT
●
Pb-free Reflow Soldering Application
●
Built-in ESD Protection Device
●
RoHS Compliant
NICHIA STS-DA1-2412 <Cat.No.120330>
SPECIFICATIONS
(1) Absolute Maximum Ratings
Item
Forward Current
Pulse Forward Current
Allowable Reverse Current
Power Dissipation
Operating Temperature
Storage Temperature
Junction Temperature
Symbol
I
F
I
FP
I
R
P
D
T
opr
T
stg
T
J
Absolute Maximum Rating
35
100
85
123
-40~110
-40~110
125
Unit
mA
mA
mA
mW
°C
°C
°C
* Absolute Maximum Ratings at T
A
=25°C.
* I
FP
conditions with pulse width
≤10ms
and duty cycle
≤10%.
(2) Initial Electrical/Optical Characteristics
Item
Forward Voltage
Luminous Intensity
(Chromaticity Coordinate1)
Chromaticity Coordinate1
Luminous Intensity
(Chromaticity Coordinate2)
Chromaticity Coordinate2
Thermal Resistance
Thermal Resistance
* Characteristics at T
A
=25°C.
* Chromaticity Coordinates as per CIE 1931 Chromaticity Chart.
* R
θJS
is Thermal Resistance from junction to T
S
measuring point.
* R
θJA
is Thermal Resistance from junction to ambient（Test board: FR4 board thickness=1.6mm, copper layer thickness=35µm）.
x
y
x
y
Symbol
V
F
I
v
-
-
I
v
-
-
R
θJS
R
θJA
Condition
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
-
-
Typ
3.2
1.6
0.31
0.32
1.5
0.28
0.27
190
380
Unit
V
cd
-
-
cd
-
-
°C/W
°C/W
1
NICHIA STS-DA1-2412 <Cat.No.120330>
RANKS
Item
Forward Voltage
-
W2
W1
Luminous Intensity
V2
V1
U2
U1
Color Ranks
Rank a3
x
y
0.280
0.248
0.264
0.267
0.287
0.295
0.296
0.276
x
y
0.296
0.276
Rank b5
0.287
0.295
0.307
0.315
0.311
0.294
Rank
Min
2.8
2.40
2.00
1.72
1.44
1.20
1.00
Max
3.5
2.88
2.40
2.00
1.72
1.44
1.20
cd
Unit
V
Rank b6
x
y
0.311
0.294
0.307
0.315
0.330
0.339
0.330
0.318
x
y
0.291
0.257
Rank b7
0.279
0.276
0.302
0.302
0.308
0.279
Rank b8
x
y
0.308
0.279
0.302
0.302
0.319
0.318
0.321
0.294
* Ranking at T
A
=25°C.
* Tolerance of measurements of the Forward Voltage is ±3%.
* Tolerance of measurements of the Luminous Intensity is ±10%.
* Tolerance of measurements of the Chromaticity Coordinate is ±0.01.
* 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.
2
NICHIA STS-DA1-2412 <Cat.No.120330>
CHROMATICITY DIAGRAM
0.45
0.40
0.35
b6
y
b5
0.30
a3
b7
0.25
b8
0.20
0.20
0.25
0.30
x
0.35
0.40
0.45
3
NICHIA STS-DA1-2412 <Cat.No.120330>
OUTLINE DIMENSIONS
*
本½品はRoHS指令に適合しております。
This product complies with RoHS Directive.
管理番号
No.
NSSx088A
STS-DA7-2643
(単½ Unit: mm)
(単½ Unit: mm,
公差
Tolerance: ±0.1)
Cathode Mark
3.5
3.2
(2.8)
1.4
(0.75)
(0.95)
1.2
0.75
0.65
(0.1)
項目
Item
パッケージ材質
Package Materials
封止樹脂材質
Encapsulating Resin
Materials
電極材質
Electrodes Materials
内容
Description
耐熱性ポリマー
Heat-Resistant Polymer
シリコーン樹脂
（拡散剤+蛍光½入り）
Silicone Resin
(with diffuser and phosphor)
銅合金+銀メッキ
Ag-plated Copper Alloy
0.010g(TYP)
0.3
Cathode
Anode
0.65
質量
Weight
*
バリは寸法に含まないものとします。
Dimensions do not include mold flash or metal burr.
K
A
保護素子
Protection Device
4
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