HL6325G/26G
Typical Characteristic Curves
Optical Output Power vs. Forward Current
6
Optical output power, P
O
(mW)
Threshold Current vs. Case Temperature
100
Threshold current, Ith (mA)
5
4
3
2
1
0
0
10
20
30
40 50
60 70
80
T
C
= -10°C
25°C
50°C
60°C
50
20
10
-10
0
10
20
30
40
50
60
Forward current, I
F
(mA)
Case temperature, T
C
(°C)
Slope Efficiency vs. Case Temperature
1.0
Slope efficiency,
ηs
(mW/mA)
Monitor Current vs. Case Temperature
0.20
P
O
= 5 mW
V
R(PD)
= 5 V
Monitor current, I
S
(mA)
0.8
0.15
0.6
0.10
0.4
0.2
0.05
0
-10
0 10 20 30 40 50
Case temperature, T
C
(°C)
60
0
-10
0
10
20
30
40
50 60
Case temperature, T
C
(°C)
Lasing Wavelength vs. Case Temperature
650
P
O
= 5 mW
Lasing wavelength,
λp
(nm)
Far Field Pattern
1.0
Relative intensity
645
P
O
= 5 mW
0.8 T
C
= 25°C
0.6
0.4
0.2
Perpendicular
640
Parallel
30
40
635
0
-40 -30 -20 -10 0 10 20
Angle,
θ
( ° )
630
-10
0 10 20 30 40 50
Case temperature, T
C
(°C)
60
Rev.0 Jul. 01, 2005 page 2 of 4
OPNEXT [ OPNEXT. INC. ]
