LDD3 Diode Driver

  • Update:Sep 21, 2017
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Diode driver is designed for supplying the laser diodes and diode bars by pulsed current up to 200A or DC current up to 70A. Produced as an OEM module. The driver allows to change the parameters in wide range.

Product Introduction

Diode driver is designed for supplying the laser diodes and diode bars by pulsed current up to 200A or DC current up to 70A. Produced as an OEM module. The driver allows to change the parameters of radiation in wide range.

SSF6 Series Diode Drivers

The SSF6XXX series is widely useable in laser technology complexes (marking, welding, soldering, cutting), medical devices, measuring laser equipment (spectrometers, lidar, range finders).

  STLDD3-SSF6015 STLDD3-SSF6035 STLDD3-SSF6070 STLDD3-SSF6100
Mode QCW CW CW CW
Pulse rate* (F) 1-1000 Hz - - -
Output voltage* (V) 0-25 V (Vin-6V max) 0-10V (0.8*Vin max) 0-10V (0.8*Vin max) 0-40V (0.73*Vin max)
Output current* (I) 1-15 А 1-30A 1-75 А 1-20 А
Pumping Current changing step 0.1A 0.1A 0.3A 0.1A
Rise time <1000 μs <1000 μs - <500 μs
Fall time <15 μs <15 μs - <15 μs
Output current Stability - 0.2% 0.2% 0.2%
Current Set accuracy 1% 1% 1% 1%
Input voltage range (Vin) 10-14V 10-14V 10-14V 12-55V
Control Analog digital RS-232 analog, digitalRS-232 analog, digital RS-232 analog, digitalRS-232
Dimension (mm) 37*58*20 quarter-brick 37*58*20 quarter-brick 61*58*30 half-brick 61*58*30 half-brick
Features • No need to adjust voltage • soft start • adjustable current limit • thermal warning and shutdown • reverse current protection • crowbar circuit protection • Universal controls • enable/disable input • Analog/digital interface • Interlock • Over current protection • Auxiliary power outputs (+/-15V & + 5V)

SF8 Series Diode Drivers

The SF8XXX drivers is designed to power and temperature control of the Butterfly Laser Diode. The design pro-vides landing pad for soldering the laser diode on the board.

Options:

- supply with Azimuth connectors, providing the possibility of fast diode replacement;

- supply with large heatsink for stable heat dissipation

  STLDD3-SF8025 STLDD3-SF8075 STLDD3-SSF8150
Output Power 250mA 750mA 1500mA
Output voltage 0.5-3V 0.5-3V 0.5-3V
Input Voltage 5V 5V 5V
TEC output power Up to +-4V Up to +-4V Up to +-4V
TEC output voltage Up to +-4V Up to +-4V Up to +-4V
Output current noise 10-15uA 10-15uA 10-15uA
Current stability 0.1% 0.1% 0.1%
The current accuracy 1% 1% 1%
TEC output current ripple 2-4mA 2-4mA 2-4mA
The range of temperature changes From +17- +40 deg C From +17- +40 deg C From +17- +40 deg C
Sensor NTC 10 kOhm NTC 10 kOhm NTC 10 kOhm
Control analog analog analog
Features • No need to adjust voltage • soft start • adjustable current protection • protective reverse diode • crowbar circuit protection • integrated PID controller, doesn't require setup • adjustable TEC voltage limit  
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