Square Type
Unit: mm
4.0 mm × 2.0 mm Series
2.0 ± 0.2
4.0 ± 0.2
Conventional Part No.
Global Prat No.
Lighting Color
LN251RCPP ·············· LNG251LBR ············ Red
LN351GCPP ············· LNG351MBG ··········· Green
LN451YCPP ············· LNG451NBX············ Amber
LN851RCPP ·············· LNG851LBD ············ Orange
2 − 0.8 Max
2 − 0.5 ± 0.1
0.5 ± 0.1
■ Absolute Maximum Ratings (Ta = 25°C)
Lighting Color PD(mW) IF(mA) IFP(mA) VR(V) Topr(°C) Tstg(°C)
Red
70
90
90
90
25
30
30
30
150
150
150
150
4
4
4
3
−25 +85 −30 +100
−25 +85 −30 +100
−25 +85 −30 +100
−25 +85 −30 +100
2.54
Green
Amber
Orange
1
2
1: Anode
2: Cathode
Pulse width 1 msec. The condition of IFP is duty 10%, Pulse width 1 msec
■ Electro−Optical Characteristics (Ta = 25°C)
Conventional Lighting
Lens Color
IO
VF
λP
∆λ
IR
Part No.
LN251RCPP
LN351GCPP
LN451YCPP
LN851RCPP
Unit
Color
Typ Min
IF
Typ Max Typ Typ
IF
20
20
20
20
Max VR
Red
Red Clear
0.5
2.5
1.5
2.5
0.2
1.0
0.6
1.0
15
20
20
20
2.2
2.2
2.2
2.1
V
2.8
2.8
2.8
2.8
V
700 100
5
10
10
10
µA
4
4
4
3
V
Green Green Clear
Amber Amber Clear
Orange Red Clear
565
590
630
nm
30
30
40
mcd mcd mA
nm
mA
IO IF
IF VF
IO Ta
10
100
5
3
50
30
500
300
10
1
100
LNN225511RRCCPPPP
0.5
0.3
5
3
50
30
LN251RCPP
0.1
1
1
10
−20
3
5
10
30 50 100
1.6
1.8
2.0
2.2
2.4
0
20
40
60
80 100
Ambient Temperature
Forward Current
Forward Voltage
IF Ta
Relative Luminous Intensity
Wavelength Characteristics
50
40
30
20
10
0
LN351GCPP LN451YCPP
100
80
Directive Characteristics
0°
10°
10°
20°
20°
30°
30°
40°
40°
80°
60°
40°
20°
60
50°
50°
LN251RCPP
60°
70°
80°
60°
70°
40
20
0
80°
90°
LN851RCPP
600
90°
500
700
800
0
40
60
80
100
100 80 60 40 20
0
20 40 60 80 100
20
Wavelength
Relative Luminous Intensity
Ambient Temperature
206