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LDTC100A

HIGH POWER LASER DIODE DRIVERS

LDTC100A Series High Power Laser Diode Drivers are designed specifically for an OEM market. High performance current source is designed specifically for controlling and testing high power laser diodes.

This model offers maximum current range from 10 to 100AQCW with maximum compliance voltages from 3.3 to 32 V. For virtual instrument programming, LabView ® instrument drivers are available free of charge.

Features  
  • OEM design for easy integration
  • Wide current range
  • Broad diode compliance voltage range
  • Thermal sensors supported (NTC10K, PT1000, others on demand)
  • TEC controllers (up to 4 channels)
  • Precision temperature stability
  • Internal / external triggering
  • Computer controlled via supplied software
  • Latest DSP based control technology
  • Frequency response analysis feature allows easy compensation to achieve stable operation with any load and connection cables combination in both CW and QCW modes
  • High efficiency switching mode converter
  • Analog and digital control interfaces
  • Fast installation
Model LDTC100A
POWER SUPPLY INPUTS
LD power stage 3.3 – 32 V DC
Control stage 12 – 24 V
TEC Stages 5 – 24 V
OUTPUT, QCW (Pulse mode)
Diode compliance voltage 1 – 22 V
Max pulse current 100 A
Max Bias Current 10 A
Current pulse
raise / fall time
< 6 µs 2)
Max LD RMS current 10 A 3)
Repetition rate
(internal Trig)
2 Hz – 4 kHz 4)
Pulse duration
(internal & external trig mode)
40…2000 µs 4)
TEC REGULATORS
Four Configurations available:
W4 4 channels,  6 A max each
W3 3 channels, 1 channel × 12 A,
2 channels × 6 A
W2-6 2 channels, 2 × 6 A max
W2-12 2 channels, 2 × 12 A max
W1 1 channel, 1 × 24 A max
Thermal sensors supported NTC10k, Pt1000 4) 5)
TEC operation range 10 – 60°C
Temperature resolution 0.012 °C
Temperature stability 0.05 °C rms (typical)
ENVIRONMENT
Operating temperature 15 – 35 °C 6)
Cooling Forced air, installed shared fan
PROTECTIONS
Current transient protection
LD Open circuit / Undervoltage shut-down
TEC out-of-range Inhibit for LD operation
Over temperature shut-down
Interlock shut-down
AUXILIARY OUTPUTS
+12 V @ 100 mA for fan
QCW OPERATION MODES
Internal trigger Pulse duration and Repetition rate of pulses generated internally
External trigger Each pulse is started by a trigger pulse on the EXT TRIG input. Pulse duration is determined internally
DIGITAL INPUTS
EXT TRIG Each pulse is started by a triggerpulse rising edge. LD current Pulse duration is determined internally
LASER START Switch on and off the laser operation by external switch or TTL signal
DIGITAL OUTPUTS
SYNC OUT For synchronization with the LD current pulse
Q-DELAY Isolated output for synchronization of Pockels cell drivers
PHYSICAL CHARACTERISTICS
Overall dimensions 185 × 105 × 94 mm,
(15 mm fan included)
Weight 0.34 kg
(80 × 15 mm fan included)
DIGITAL CONTROL INTERFACE
Communication with PC is via supplied USB-to-RS232  adaptor cable
ASCII text command protocol
Control application is provided

1. Due to continuous improvements all specifications are subject to change.
2. At minimal connection cable inductance and sufficient LD stage voltage.
3. Calculated as bias current + averaged pulse current.  At headroom voltage 2 V (optimized for 100 A pulse current).
4. Other values/types available on demand.
5. Factory-configured on order specification.
6. De-rate LD RMS current at higher temperature.

LDTC100A dimensions - QS Lasers solutions for OEMs and Industry. qslasers.com PICOSECOND LASERS, Passively Q-switched, MPL1310-FC, MPL1510-FC, Actively Q-switched, LASER ELECTRONICS and Laser diode drivers, LDTC100A. Temperature controller with crystal oven, DCCO Series, SPECTROSCOPY SYSTEMS. Raman Microscopy systems, NS200 Series and News, About us.

LDTC100A dimensions - QS Lasers solutions for OEMs and Industry. qslasers.com PICOSECOND LASERS, Passively Q-switched, MPL1310-FC, MPL1510-FC, Actively Q-switched, LASER ELECTRONICS and Laser diode drivers, LDTC100A. Temperature controller with crystal oven, DCCO Series, SPECTROSCOPY SYSTEMS. Raman Microscopy systems, NS200 Series and News, About us.

BROCHURE - QS Lasers solutions for OEMs and Industry. qslasers.com PICOSECOND LASERS, Passively Q-switched, MPL1310-FC, MPL1510-FC, Actively Q-switched, LASER ELECTRONICS and Laser diode drivers, LDTC100A. Temperature controller with crystal oven, DCCO Series, SPECTROSCOPY SYSTEMS. Raman Microscopy systems, NS200 Series and News, About us.

BROCHURE

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