Document
Square Type
4.0 mm × 2.0 mm Series
2 Max. NOT SOLDERED
4.0 ± 0.2
Unit: mm
2.0 ± 0.2
Conventional Part No.
Global Prat No.
Lighting Color
LN251RPX ················ LNG251RKR ············ Red LN351GPX ··············· LNG351GKG ··········· Green LN451YPX ··············· LNG451YKX ··········· Amber s Absolute Maximum Ratings (Ta = 25°C) Lighting Color PD(mW) IF(mA) Red 70 25 Green 90 30 Amber 90 30
IFP
2 − 0.6 Max 2 − 0.45 ± 0.1
1.0 3.3 ± 0.3 26.5 ± 1.0
5.0 ± 0.2
0.45 ± 0.1
IFP(mA)∗ 150 150 150
VR(V) Topr(°C) 4 −25 ∼ +85 −25 ∼ +85 4 −25 ∼ +85 4
Tstg(°C) −30 ∼ +100 −30 ∼ +100 −30 ∼ +100
2.54 1 2
duty 10% Pulse width 1 msec. The condition of IFP is duty 10%, Pulse width 1 msec
1.5
1: Anode 2: Cathode
s Electro−Optical Characteristics (Ta = 25°C) Conventional Part No. LN251RPX LN351GPX LN451YPX Unit Lighting Lens Color Color Red Red Diffused Green Green Diffused Amber Amber Diffused − − IO Typ 0.5 3.0 2.0 mcd Min 0.20 1.00 0.75 mcd IF 15 20 20 mA Typ 2.2 2.2 2.2 V VF Max 2.8 2.8 2.8 V λP Typ 700 565 590 nm ∆λ Typ 100 30 30 nm IR IF 20 20 20 mA Max 5 10 10 µA VR 4 4 4 V
IO I F
10 5 100 50
IF V F
Relative Luminous Intensity
500 300
IO T a
Luminous Intensity
Forward Current
PX
1G
LN
45
1Y
PX
3
30
LN
35
1 0.5 0.3
10 5 3
LN 45 1Y PX LN2 5 1 LN3 RPX 51G PX
100 50 30
X RP 251 LN
LN35 1GPX LN LN451 251 YPX RP X
0.1 1
3
5
10
30
50
100
1
1.6
1.8
2.0
2.2
2.4
10 −20
0
20
40
60
80
100
Forward Current
Forward Voltage
Ambient Temperature
Relative Luminous Intensity Wavelength Characteristics
Relative Luminous Intensity
100 80 60 40 20 0 500 LN451YPX LN251RPX 40° 50° 60° 70° 80° 600 700 800 90° 100 80 60 40 20 30°
IF T a
50
Directive Characteristics
20° 10° 0° 80° 60° 40° 20° 0 20 40 60 80 10° 20° 30°
Forward Current
LN351GPX
40
40° 50° 60° 70°
30
L LN N35 45 1G 1Y PX PX LN 25 1R PX
20
10
80° 90° 100 0 0 20 40
60
80
100
Wavelength
Relative Luminous Intensity
Ambient Temperature
207
.