SLD326YT Sony Electronics, SLD326YT Datasheet - Page 3

• Manufacturer Part Number: SLD326YT
• Description: 4w High Power Laser Diode
• Manufacturer: Sony Electronics

Example of Representative Characteristics
40
30
20
10
0
0
1.0
0.8
0.6
0.4
0.2
5
4
3
2
1
0
1A
Optical power output vs.
Forward current characteristics
792
TE cooler characteristics
T–Temperature difference [°C]
1A
20
Oscillation wavelength
2A
1.5
I
F
–Forward current [A]
796
Wavelength [nm]
2A
TvsV IT = 4A
3
3A
40
800
3A
Tth
Tc
T
4.5
: Tc – Tth
: Thermistor temperature
: Case temperature
804
Tth = 25°C
IT = 4A
Tth = 25°C
P
TvsQ
O
= 4.0W
60
6
Tc = 33°C
808
7.5
80
20
15
10
5
0
– 3 –
40
30
20
10
0
0
1.0
0.8
0.6
0.4
0.2
50
10
5
0
–10 0
–40
Tth–Thermistor temperature [°C]
Thermistor characteristics
TE cooler characteristics
1A
T–Temperature difference [°C]
20
1A
10
Far field pattern
–20
Angle [degree]
20 30
2A
2A
40
0
Tth
Tc
TvsV IT = 4A
T
40
3A
Tth = 25°C
P
20
O
: Tc – Tth
: Thermistor temperature
: Case temperature
3A
= 4.0W
50
60
Tth = 25°C
40
60
IT = 4A
TvsQ
70
80
SLD326YT
//
20
15
10
5
0