HL6504FM Datasheet, PDF (3/8 Pages) Hitachi Semiconductor – Visible High Power Laser Diode for DVD-RAM

Typical Characteristic Curves
Optical Output Power vs.
Forward Current
50
T_C = 25°C
40
T_C = 0°C
30
T_C = 60°C
20
10
0
0 40 80 120 160 200
Forward current, I_F (mA)
HL6504FM
Pulse Optical Output Power vs.
Forward Current
80
T_C = 25°C
60
T_C = 0°C
40
T_C = 60°C
20
pw = 100ns
duty = 50%
0
0 40 80 120 160 200
Forward current, I_F (mA)
Threshold Current vs.
Case Temperature
100
50
30
10
0 10 20 30 40 50 60 70 80
Case temprerature, T_C (°C)
Slope Efficiency vs.
Case Temperature
1.0
0.8
0.6
0.4
0.2
0
0 10 20 30 40 50 60 70 80
Case temperature, T_C (°C)
3