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SLD3237VF Datasheet - Page 2

Download or read online Sony Electronics SLD3237VF 400 Mw Output Blue-violet Semiconductor Laser Diodes Support Bdxltm pdf datasheet.



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Table 1
SLD3237VF Blu-ray Disc Recording Semiconductor
Laser Diode Main Specifications
Item
Conditions
Actual maximum ratings
DC CW
Optical
output, Po Pulse
Width 30 ns Duty 50 %
Operating temperature
Electrical and optical characteristics (Tc =25 °C)
Threshold current, Ith
CW
Operating current, Iop
CW, Po = 150 mW
Operating voltage, Vop
CW, Po = 150 mW
Wavelength, λp
CW, Po = 150 mW
Differential efficiency, ηD
CW, Po = 5 to 150 mW
Parallel
CW, Po = 150 mW
Radiation
angle
Perpendicular
CW, Po = 150 mW
Figure 1
SLD3237VF L-I and V-I Characteristics
(in Pulse Drive Mode)
500
Tc = 25 °C Pulsed
400
300
200
100
0
0
100
200
300
Injection current [mA]
Figure 3
SLD3237VF and SLD3237VFR Far-Field Pattern
100
Tc = 25 °C
150 mW, CW
0
–60
–40
–20
0
Angle [deg.]
Table 2
SLD3237VFR Blu-ray Disc Recording Semiconductor
Laser Diode Main Specifications
Rating or
Item
characteristic value
Actual maximum ratings
200 mW
DC CW
Optical
output, Po Pulse
400 mW
0 to 85 °C
Operating temperature
Electrical and optical characteristics (Tc =25 °C)
39 mA
Threshold current, Ith
130 mA
Operating current, Iop
5.0 V
Operating voltage, Vop
Wavelength, λp
405 nm
Differential efficiency, ηD
1.6 mW/mA
9.0°
Parallel
Radiation
angle
19.0°
Perpendicular
Figure 2
SLD3237VF L-I Temperature Characteristics
10
400
8
300
6
200
4
100
2
0
0
0
400
θ//
θ
20
40
60
Rating or
Conditions
characteristic value
200 mW
Width 30 ns Duty 50 %
350 mW
0 to 90 °C
CW
38 mA
135 mA
CW, Po = 150 mW
4.9 V
CW, Po = 150 mW
405 nm
CW, Po = 150 mW
CW, Po = 5 to 150 mW
1.5 mW/mA
9.0°
CW, Po = 150 mW
CW, Po = 150 mW
19.0°
Pulsed
0 °C
10 °C
25 °C
40 °C
55 °C
70 °C
85 °C
90 °C
100
200
300
400
Injection current [mA]
500

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