Search found 2 matches
- Wed Mar 04, 2009 11:13 am
- Forum: Projects & Kits
- Topic: Build a Switching Regulator
- Replies: 4
- Views: 12086
Build a Switching Regulator
I have a question regarding the building a switching regulator article that discusses using the National Semiconductor LM2576. My application will be regulating voltage down from 48 volts to 12. Using the datasheet this calls for a 330uh inductor and the datasheet also gives some suppliers and model...
- Tue Sep 16, 2008 3:25 pm
- Forum: Projects & Kits
- Topic: Follow The Flashlight Evolution - Can't get it to work
- Replies: 2
- Views: 4504
Follow The Flashlight Evolution - Can't get it to work
I've bought a few LED flashlight boards and boards and kits and have yet to get one to work.
If I can ever get one to work I'd like to program it for 12 volts to use with 9 LEDs.
I noticed that the coil got quite hot but the leds didn't light.
Can anyone help?
Thanks
If I can ever get one to work I'd like to program it for 12 volts to use with 9 LEDs.
I noticed that the coil got quite hot but the leds didn't light.
Can anyone help?
Thanks