
STANDARD LED LAMPS 
(ROUND TYPES) 
Chip 
Absolute Maximum 
Ratings 
Electro-optical 
Data (At 20mA) 
Viewing 
Angle 
2
q
 1/2 
(deg) 
Drawing 
No. 
Vf 
(V) 
Iv 
(mcd) 
Package 
Part No. 
Material/Emitted 
Color 
Peak 
Wave 
Length 
l
 p 
(nm) 
Lens 
Appearance 
Dl
(nm) 
Pd 
(mw) 
If 
(mA) 
Peak 
(mA) 
Typ Max Typ. 
BL-B4534G-1 GaAsP/GaP/Hi-Eff Red 
635 
Red Diffused 
45 
80 
30 
150 
2.0 
2.6 
65.0 
BL-B2134G-1 GaP/GaP/Green 
568 
Green Diffused 
30 
80 
30 
150 
2.2 
2.6 
65.0 
BL-B3131G-1 GaAsP/GaP/Yellow 
585 
Yellow Diffused 
35 
80 
30 
150 
2.1 
2.6 
60.0 
BL-B4134G-1 GaAsP/GaP/Orange 
635 
Orange Diffused 
45 
80 
30 
150 
2.0 
2.6 
65.0 
45 
BL-B3334G-1 GaAsP/GaP/Yellow 
585 
35 
80 
30 
150 
2.1 
2.6 
140.0 
BL-B2334G-1 GaP/GaP/Green 
568 
30 
80 
30 
150 
2.2 
2.6 
150.0 
T1 3/4 
Wide 
Viewing 
Angle 
1.0
″
 Lead 
5.0
BL-B4334G-1 GaAsP/GaP/Orange 
635 
Water Clear 
45 
80 
30 
150 
2.0 
2.6 
150.0 
20 
L-021 
BL-B4534J 
GaAsP/GaP/Hi-Eff Red 
635 
Red Diffused 
45 
80 
30 
150 
2.0 
2.6 
65.0 
BL-B2134J 
GaP/GaP/Green 
568 
Green Diffused 
30 
80 
30 
150 
2.2 
2.6 
65.0 
BL-B3134J 
GaAsP/GaP/Yellow 
585 
Yellow Diffused 
35 
80 
30 
150 
2.1 
2.6 
60.0 
BL-B4134J 
GaAsP/GaP/Orange 
635 
Orange Diffused 
45 
80 
30 
150 
2.0 
2.6 
65.0 
40 
BL-B3334J 
GaAsP/GaP/Yellow 
585 
35 
80 
30 
150 
2.1 
2.6 
120.0 
BL-B2334J 
GaP/GaP/Green 
568 
30 
80 
30 
150 
2.2 
2.6 
140.0 
T1 3/4 
Wide 
Viewing 
Angle 
1.0
″
 Lead 
5.0
BL-B4334J 
GaAsP/GaP/Orange 
635 
Water Clear 
45 
80 
30 
150 
2.0 
2.6 
140.0 
20 
L-022 
BL-B5134N 
GaP/GaP/Bright Red 
700 
90 
40 
15 
50 
2.2 
2.6 
13.0 
BL-B4534N 
GaAsP/GaP/Hi-Eff Red 
635 
Red Diffused 
45 
80 
30 
150 
2.0 
2.6 
80.0 
BL-B2134N 
GaP/GaP/Green 
568 
Green Diffused 
30 
80 
30 
150 
2.2 
2.6 
80.0 
BL-B3134N 
GaAsP/GaP/Yellow 
585 
Yellow Diffused 
35 
80 
30 
150 
2.1 
2.6 
70.0 
40 
BL-B2434N 
GaP/GaP/Green 
568 
Green Trans 
30 
80 
30 
150 
2.0 
2.6 
140.0 
T1 3/4 
Flangeless 
1.0
″
 Lead 
5.0
BL-B4334N 
GaAsP/GaP/Orange 
635 
Water Clear 
45 
80 
30 
150 
2.0 
2.6 
140.0 
20 
L-023 
BL-B5134Q 
GaP/GaP/Bright Red 
700 
Red Diffused 
90 
40 
15 
50 
2.2 
2.6 
5.0 
BL-B4534Q 
GaAsP/GaP/Hi-Eff Red 
635 
45 
80 
30 
150 
2.0 
2.6 
55 
T1 3/4 
Flangeless 
1.0
″
 Lead 
5.0
BL-B2134Q 
GaP/Gap/Green 
568 
Green Diffused 
30 
80 
30 
150 
2.2 
2.6 
55 
50 
L-024