kirdy

Low noise precision laser diode driver

Target Specs

Laser Diode Driver

• 300mA max output
• 4V compliance
• DC to 10MHz modulation input (+/- 1V max) with selectable modulation gains
  • 0.25mA/V
  • 2.5mA/V
  • 25mA/V
• 20 bit DAC control, 50Hz bandwidth
• 300pA/rt Hz current noise @ 1kHz
• 300nA RMS Noise (10Hz - 1MHz)
• Drives floating laser diodes

Laser power monitor

• 0 - 2.5mA Photodiode current monitoring

TEC Controller

• 1A max output
• 5V compliance
• +- 1mK stability

Connectivity

• USB (for DFU)
• Ethernet (for control and monitoring)

Power Input

• 12V DC
• Power over Ethernet (PoE)