Panasonic LNG251RKR User Manual
This product complies with the RoHS Directive (EU 2002/95/EC).
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01.7 1.9 2.1 2.3 2.5
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Y
X
Y
X
IO I
F
IF V
F
IF T
a
Directive characteristics
Relative luminous intensity (%)
Ambient temperature Ta (°C)
Ambient temperature Ta (°C)
Forward current I
F
(mA)
Forward voltage VF (V)Forward current IF (mA)
Luminous intensity I
O
(mcd)
Relative luminous intensity (%)
Relative luminous intensity T
a
Relative luminous intensity λ
P
Peak emission wavelength λ
P
(nm)
Relative luminous intensity (%)
Forward current I
F
(mA)
Light Emitting Diodes
LNG251RKR
Square Type
4.0 mm × 2.0 mm
Absolute Maximum Ratings Ta = 25°C
Parameter Symbol Rating Unit
Power dissipation P
Forward current I
Pulse forward current
*
Reverse voltage V
Operating ambient temperature T
Storage temperature T
Note) *: The condition of IFP is duty 10%, Pulse width 1 msec.
D
F
I
FP
R
opr
stg
Electro-Optical Characteristics Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
Luminous intensity I
Reverse current I
Forward voltage V
Peak emission wavelength
Spectral half band width
λ
Δλ
O
R
F
P
Lighting Color
Red
70 mW
25 mA
150 mA
4 V
–25 to +85
–30 to +100
VR = 4 V 5 µA
IF = 20 mA 2.2 2.8 V
IF = 20 mA 700 nm
IF = 20 mA 100 nm
°C
°C
0.25 0.5 mcd
Publication date: November 2008
SHD00400BEK
1
This product complies with the RoHS Directive (EU 2002/95/EC).
2.54
1 2
2.0 ± 0.2
4.0 ± 0.2
0.45 ± 0.1
0.5 ±
2.0
5.62
±
0.1
3.3 ± 3.0
0.1
5.1
2 − 0.7 Max
2 − 0.45 ± 0.1
DER
EDL
OS T
ON .x
aM 2
LNG251RKR
Package (Unit: mm)
LLXFTN2SK510
Pin name
1: Anode
2: Cathode
2
SHD00400BEK
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