laser diode driver

Posts Tagged ‘laser diode driver’

TTL-controlled Laser Diode Driver. Updated schematics.

Elabz.com TTL-Controlled Laser Diode Driver

Elabz.com TTL-Controlled Laser Diode Driver


During the course of my DIY laser cutter project I needed a laser diode driver that I could control with a CNC software, such as EMC2. I’ve already made an attempt to build one based on Linear Technology’s LT1121 voltage regulator with Enable input but the driver design that came out was not exactly successful :(
So, I took another stub at it … Read the rest of this entry »

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Recent Comments
  • TMM-Bako Choice: Hello, I need to underline how useful is that page, so informative. Thanks to everyone for sharing...
  • Bruce: Thanks for taking the time to answer. I truly appreciate it.
  • admin: Thanks for stopping by, Bruce. It has been awhile since I have updated or frankly, even looked at the circuit,...
  • Bruce: Hello First off, let me say that I like your design with LT1121, as compared to the other LM317 designs,...
  • Robert: Thanks for you reply. I’m following a tutorial (https://www.instructables....
  • admin: Thank you for stopping by, Robert. To be honest, it’s been a couple of years since I looked at the code....
  • Robert: Hello, can you explain why the 24 coil 22 pole motor I’m using (model BGM4108-130) does not rotate...
  • Ron: One correction. The original 7200-BN bulbs were 2.5 watts. I also have 3 of the vented replacements left for...
  • Ron: I have some of the upgraded 7200LED-BN bulbs that LOA sent me a year or so after I installed 2 4-puck strings in...
  • Chisight: You seem to be trying to implement a constant current supply but the LT1121 doesn’t have a constant...
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