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Low noise precision laser diode driver
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linuswck b0e798a83e sch: Set the mcu 2.54mm Prog HDR to be placed 2023-12-13 11:29:00 +08:00
Panel Add Front Panel Mechanical Design and Drawings 2023-12-13 11:28:56 +08:00
graphics polish 2022-07-07 16:54:30 +08:00
kirdy.pretty pcb: Update Front Panel 3D Model 2023-12-13 11:29:00 +08:00
scripts Add Front Panel Mechanical Design and Drawings 2023-12-13 11:28:56 +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: Not to include TPs in BOM. Add prod comments 2023-11-30 16:14:59 +08:00
driveStage.kicad_sch sch: Not to include TPs in BOM. Add prod comments 2023-11-30 16:14:59 +08:00
dsupply.kicad_sch sch: Not to include TPs in BOM. Add prod comments 2023-11-30 16:14:59 +08:00
eth.kicad_sch sch, pcb: Add TAN Caps to all LT304x SET Pin 2023-11-29 15:06:26 +08:00
fp-lib-table add symbol and footprint lib 2022-06-12 21:00:36 +08:00
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 Add Front Panel Mechanical Design and Drawings 2023-12-13 11:28:56 +08:00
kirdy.kicad_pro sch, pcb: Add TAN Caps to all LT304x SET Pin 2023-11-29 15:06:26 +08:00
kirdy.kicad_sch sch: Correct Front Panel Kit MRF/PN & Value typo 2023-11-30 14:53:01 +08:00
kirdy.kicad_sym sch: Add Mounting Screw Symbol and MFR/PN 2023-11-29 10:47:16 +08:00
mcu.kicad_sch sch: Set the mcu 2.54mm Prog HDR to be placed 2023-12-13 11:29:00 +08:00
sym-lib-table add symbol and footprint lib 2022-06-12 21:00:36 +08:00
thermostat.kicad_sch sch: Specify AD5680 MFR_PN to be -1 variant 2023-12-13 11:29:00 +08:00
usb.kicad_sch Reassign Reference Designators for all Symbols 2023-11-29 10:47:38 +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)