Low noise precision laser diode driver
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
topquark12 3a1c33987e add ref dac 4 months ago
kirdy.pretty add ref dac 4 months ago
.gitignore add project 4 months ago
README.md Update 'README.md' 4 months ago
driveStage.kicad_sch add ref dac 4 months ago
fp-lib-table add symbol and footprint lib 4 months ago
kirdy.kicad_pcb add project 4 months ago
kirdy.kicad_pro add ref dac 4 months ago
kirdy.kicad_sch add ref dac 4 months ago
kirdy.kicad_sym add ref dac 4 months ago
refdac.kicad_sch add ref dac 4 months ago
sym-lib-table add symbol and footprint lib 4 months ago

README.md

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)