NICHIA STS-DA1-2855A <Cat.No.131125>
NICHIA CORPORATION
SPECIFICATIONS FOR WHITE LED
NSSW147AT
●
Pb-free Reflow Soldering Application
●
Built-in ESD Protection Device
●
RoHS Compliant
NICHIA STS-DA1-2855A <Cat.No.131125>
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
80
90
85
272
-40~100
-40~100
120
Unit
mA
mA
mA
mW
°C
°C
°C
* Absolute Maximum Ratings at T
S
=25°C.
* I
FP
conditions with pulse width
≤10ms
and duty cycle
≤10%.
(2) Initial Electrical/Optical Characteristics
Item
Forward Voltage
Luminous Flux
(Chromaticity Coordinate1)
Luminous Intensity
(Chromaticity Coordinate1)
Chromaticity Coordinate1
Luminous Flux
(Chromaticity Coordinate2)
Luminous Intensity
(Chromaticity Coordinate2)
Chromaticity Coordinate2
Thermal Resistance
* Characteristics at T
S
=25°C.
* Luminous Flux value as per CIE 127:2007 standard.
* Chromaticity Coordinates as per CIE 1931 Chromaticity Chart.
* R
θJS
is Thermal Resistance from junction to T
S
measuring point.
x
y
x
y
Symbol
V
F
Φ
v
I
v
-
-
Φ
v
I
v
-
-
R
θJS
Condition
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
I
F
=60mA
-
Typ
3.1
20
6.56
0.290
0.275
21
6.89
0.300
0.295
25
Max
-
-
-
-
-
-
-
-
-
40
Unit
V
lm
cd
-
-
lm
cd
-
-
°C/W
1
NICHIA STS-DA1-2855A <Cat.No.131125>
Rank Bt31
x
y
0.2650
0.2190
0.2650
0.2290
0.2700
0.2382
0.2700
0.2282
x
y
0.2600
0.2098
Rank Bt32
0.2600
0.2198
0.2650
0.2290
0.2650
0.2190
* Ranking at T
S
=25°C.
* Forward Voltage Tolerance: ±0.05V
* Luminous Flux Tolerance: ±7%
* Chromaticity Coordinate Tolerance: ±0.005
* LEDs from the above ranks will be shipped.
The rank combination ratio per shipment will be decided by Nichia.
3
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