Small Size ps Diode Laser
• Pulse Width Down to 30 ps
• Repetition Rate 20 MHz /50 MHz / 80 MHz / CW (Switchable)
• Free Beam or Single-Mode Fiber Output
• Optical Power Up to 50 mW
• Fast ON / OFF / Multiplexing Capability
• All Electronics Integrated
• No External Driver Unit
• Simple +12 V Supply
• 40 x 40 x 120 mm3 or 40 x 70 x 120 mm3
BDS-SM
Optical
Wavelength / nm
375, 405, 445, 473, 485, 515, 640, 685, 785, 1024, Other on Request
Repetition Rate
20, 50, 80 MHz and CW Operation, Other on Request
Pulse Width (FWHM, at Medium Power, at Maximum Power)
30 - 90 ps, 60 - 300 ps
Power Control Range (Power in Free Beam)
0 to 1 mW … 0 to 5 mW (Depends on Wavelength Version)
Power Control Range (CW Mode, Power in Free Beam)
0 to 20 mW … 0 to 50 mW (Depends on Wavelength Version)
Diameter of Laser Beam (Free Beam)
0.8 mm (Circular) or 1 x 3 mm (Elliptical, Depends on Version)
Polarisation
Horizontal
Coupling Efficiency into Single-Mode Fiber (typ.)
Up to 60 % (Circular Version)
Trigger Output
Pulse Amplitude
-1.2 V (Peak) into 50 Ω
Pulse Width
1 ns
Output Impedance
50 Ω
Connector
SMA
Jitter between Trigger and Optical Pulse
< 10 ps
Synchronisation Input
Input Amplitude
+3.3 V to +5 V into 50 Ω
Duty Cycle
10 to 30 %; DC Equivalent must be < 2.5 V
Input Frequency
20 to 60 MHz
Switching from Internal Clock to Sync Input
Automatic, by Average Voltage at Trigger Input Connector
Control Inputs
Frequency (20, 50, 80 MHz) and CW Operation
TTL / CMOS high
Laser ON / OFF
TTL / CMOS low
Response of Optical Output to ON/OFF Signal
< 4 µs for Power 10 to 100 %
External Power Control
Analog Input, 0 to +10 V
Response Time of Optical Output to Power Control
< 4 µs for Power 10 to 100 %
Power Supply
Power Supply Voltage
+9 V to +15 V
Power Supply Current at 12 V
200 mA to 500 mA 1)
Mechanical Data
Dimensions (OEM)
40 mm x 40 mm x 120 mm
Dimensions (w/ Cooling)
40 mm x 70 mm x 120 mm
Mounting Thread
four M3 Holes
Heat Sink Requirements
< 2 °C / W 2)
Maximum Values
Power Supply Voltage
0 V to +15 V
Voltage at 'Laser ON/OFF' and 'Frequency' Inputs
-2 V to +7 V
Voltage at 'Laser Power' Input
-12 V to +12 V
Ambient Temperature
0 °C to +40 °C
(1) Depends on case temperature due to laser diode cooling. Cooling current changes with case temperature.
(2) OEM version without active cooling must be mounted on heat sink. Case temperature must remain below 40 °C.
商品属性 [波长] 375, 405, 445, 473, 485, 515, 640, 685, 785, 1024, Other on Request [脉宽] 30 - 90 ps, 60 - 300 ps [重复频率] 20, 50, 80 MHz and CW Operation, Other on Request