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| author | David Phillips <david@sighup.nz> | 2017-09-10 17:44:46 +1200 |
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| committer | David Phillips <david@sighup.nz> | 2017-09-10 17:44:46 +1200 |
| commit | 446e17b803b04c72b65d8a6af140b69b72b07b5a (patch) | |
| tree | 6e2f4f042f0405d75bcae4877e00dca2349a272c /README.md | |
| parent | 6a0376d6806df09b3b6002908a675c35fddae689 (diff) | |
| download | led-driver-446e17b803b04c72b65d8a6af140b69b72b07b5a.tar.xz | |
Add README
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| -rw-r--r-- | README.md | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/README.md b/README.md new file mode 100644 index 0000000..733bfda --- /dev/null +++ b/README.md @@ -0,0 +1,11 @@ +These are Kicad files for a 450 mA constant current LED driver built around +the LM3409HV, based mostly on the sample schematic in the TI datasheet. + +It is designed for 48 volts in and 450 mA CC out, to drive Cree's 16.7 watt +LEDs with Vf of 37 volts. + +The PCB measures about 34x32 mm. + +More concrete and interesting details to follow as I send the boards to +manufacture, build them up, find the glaring errors I'm too blind to see, +and let the magic smoke out of some components 😜 |