The LDX-3100 is optimised to drive laser diodes and LEDs with an output range of 0–250mA and a compliance voltage >5.5V. It provides the flexibility of a mountable circuit board with laboratory-grade performance and proven laser protection for critical OEM and other space-constrained applications.

Mounts to LDT-5100 Temperature Controller for complete OEM laser diode controller.

Features:

• 0–250mA output range
  
• Low noise, high stability, current source
  
• Constant current and constant power operating modes
  
• Slow-turn-on circuit for laser diode protection
  

Are a best-in-class family of high precision microprocessor-based instruments that offer a high stability, low noise current source with integrated laser diode protection circuits, specifically for controlling laser diodes.

Features:

• NEW 2A/4A model with 15V compliance voltage (LDX-3232 only)
  
• High stability, low noise driver specifically for laser diodes
  
• Three models with outputs from 50mA to 4A
  
• Constant current and constant power operating modes
  
• Multiple laser protection features including adjustable voltage limit
  
• Analogue modulation capability of over 1 MHz (LDX-3210/3220 only)
  
• Precision four-wire forward voltage measurement
  
• GPIB/IEEE-488 interface and trigger output

Careful attention to design allows these drivers to deliver up to 4A of low noise current at up to 15V with a stability of better than 20ppm. This performance is critical for spectroscopic applications such as development of new laser optic sensors for gas analysis.

Features:

• 4A driver with up to 15V compliance
  
• Laser current modulation to 250kHz
  
• High stability, low noise driver
  
• Constant current and constant power operating modes with adjustable PD reverse bias
  
• Over temperature input shuts off current source output
  
• GPIB/IEEE-488 interface and trigger output

This instrument delivers a stable, low-noise output in both constant current and constant power operating modes. It is easy to operate with an intuitive front panel and a highly visible LED display. For many applications, the LDX-3412 offers the right features at the right price.

Features:

• Cost effective 200mA current source
  
• High stability, low noise
  
• Constant current and constant power control modes
  

Each instrument provides a low noise, high-stability current output for precise control of laser diodes, so component measurements in development or production can be made with confidence.

Features:

• Low cost microprocessor controlled laser diode drivers
  
• High stability, low noise current output specifically for laser diodes
  
• Three models with dual current ranges up to 6A
  
• Constant current and constant power operating modes
  
• Analogue modulation input to 500 kHz
  

Five family members cover device needs from 10A up to 120A with a compliance voltage of 10V in CW or QCW modes. A unique power display mode allows laser diode power to be set based on slope efficiency and threshold current parameters. External output power monitoring is supported through an independent photodiode measurement circuit.
High power output current source specifically for high power laser diodes

Features:

• CW and QCW operating modes
  
• High set point accuracy and resolution for precision L-I-V testing
  
• Precision 4-wire forward voltage measurement
  
• Designed in laser diode protection
  
• Event and pulse trigger input and output with programmable delays
  
• Temperature monitor with thermistor input
  
• Power monitor input with external photodiode
  
• GPIB/IEEE-488 interface

Main Features :

• Pulsed current up to 180 A
• Compliance voltage up to 96 V
• Average output power : 1250 W
• Designed to drive diodes, bars and stacks
• Pulse width from 20μs to 1,5 ms
• Short rise and fall times (<20μs)
• Overshoot < 1%

Main Features :

• Current : from 5A to 200A
• Voltage: from 5 V to 50 V
• Power : from 50 W to 3000 W
• Designed to drive diodes, bars and stacks
• Self-adaptation to the load
• Diodes protection circuitry
• Internal function generator
• Thermo-Electric Cooler or Chiller control.
• Q-switch trigger module