NDL3321ST, SU
TYPICAL PERFORMANCE CURVES
(T
C
= 25˚C unless otherwise specified)
FAR FIELD PATTERN
1.0
P
O
= 5.0 mW
660
658
CW
P
O
= 5.0 mW
PEAK WAVELENGTH
vs. CASE TEMPERATURE
0.8
Peak Wavelength,
λ
p
(nm)
20
40
656
654
652
650
648
646
Relative Intensity
θ
0.6
θ
II
0.4
0.2
0
-40
-20
0
644
0
10
20
30
40
50
60
70
Beam Angle
θ
(deg.)
Case Temperature, T
C
(˚C)
PEAK WAVELENGTH vs.
OPTICAL OUTPUT POWER
653
T
C
= 25˚C
RELATIVE NOISE INTENSITY
-80
HF = 450 MHz
P
O
= 5.0 mW
I = 60 mm
-100
Peak Wavelength,
λp
(nm)
652
RNI (dB/Hz)
-120
MAX
-140
MIN
651
-160
0.001
650
0.01
0.1
1
10
100
0
1
2
3
4
5
Feedback (%)
Optical Output Power, P
O
(mW)
TEMPERATURE DEPENDENCE OF OPTICAL CHARACTERISTICS
VERTICAL BEAM ANGLE
vs. CASE TEMPERATURE
32
11
LATERAL BEAM ANGLE
vs. CASE TEMPERATURE
Vertical Beam Angle,
θ
(deg.)
31
Lateral Beam Angle,
θ
I|
(deg.)
10
30
9
29
8
28
7
27
-10
0
10
20
30
40
50
60
70
6
-10
0
10
20
30
40
50
60
70
Case Temperature, T
C
(˚C)
Case Temperature, T
C
(˚C)
CEL [ CALIFORNIA EASTERN LABS ]
