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Low noise precision laser diode driver
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linuswck 2cbab29c4e sch, pcb: Add LEDs and TPs to Critical Power Rails 2023-11-27 17:37:52 +08:00
Panel Add Front Panel FreeCAD Assembly 2023-11-27 17:37:47 +08:00
graphics polish 2022-07-07 16:54:30 +08:00
kirdy.pretty sch, pcb:Edit PCB shape for connectors to protrude 2023-11-27 17:37:52 +08:00
scripts scripts: Add scripts to generate production files 2023-11-10 15:18:17 +08:00
.gitignore scripts: Add scripts to generate production files 2023-11-10 15:18:17 +08:00
README.md Update 'README.md' 2022-06-12 18:52:14 +08:00
asupply.kicad_sch sch, pcb: Add LEDs and TPs to Critical Power Rails 2023-11-27 17:37:52 +08:00
driveStage.kicad_sch sch, pcb: Correct MFR/PN and optimize BOM 2023-11-10 15:18:22 +08:00
dsupply.kicad_sch sch, pcb: Add LEDs and TPs to Critical Power Rails 2023-11-27 17:37:52 +08:00
eth.kicad_sch sch, pcb: Add LEDs and TPs to Critical Power Rails 2023-11-27 17:37:52 +08:00
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kirdy.ioc v 0.2 schematics 2022-08-18 15:47:33 +08:00
kirdy.kicad_dru drc: Check PWR nets clearance on pri and sec sides 2023-11-21 11:46:39 +08:00
kirdy.kicad_pcb sch, pcb: Add LEDs and TPs to Critical Power Rails 2023-11-27 17:37:52 +08:00
kirdy.kicad_pro sch, pcb: Add PWR, POE_PWR netclasses 2023-11-21 11:46:46 +08:00
kirdy.kicad_sch sch, pcb:Edit PCB shape for connectors to protrude 2023-11-27 17:37:52 +08:00
kirdy.kicad_sym sch, pcb:Edit PCB shape for connectors to protrude 2023-11-27 17:37:52 +08:00
mcu.kicad_sch sch, pcb: Correct MFR/PN and optimize BOM 2023-11-10 15:18:22 +08:00
sym-lib-table add symbol and footprint lib 2022-06-12 21:00:36 +08:00
thermostat.kicad_sch sch, pcb: add 0R for TEC Vref Ouput 2023-11-27 17:37:52 +08:00
usb.kicad_sch sch, pcb: Correct MFR/PN and optimize BOM 2023-11-10 15:18:22 +08:00

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)