EEVblog #567 - Precision 1A Current Source

Channel:

EEVblog

Subscribers:

970,000

Published on January 11, 2014 1:36:39 AM ● Video Link: https://www.youtube.com/watch?v=pXMhpEi_wPU

Category:

Vlog

Duration: 17:36

100,859 views

1,516

Part 2: http://www.youtube.com/watch?v=O2ohz8DyJoQ
Dave breadboards a precision 1A current source circuit and finds that even the application reference circuit doesn't work as expected. Showing that you can't just blindly trust that datasheet application circuit will work first go.
LTC6655 http://cds.linear.com/docs/en/datasheet/6655fc.pdf
Forum: http://www.eevblog.com/forum/blog/eevblog-567-precision-1a-current-source/

EEVblog Main Web Site:
http://www.eevblog.com
EEVblog Amazon Store:
http://astore.amazon.com/eevblogstore-20
Donations:
http://www.eevblog.com/donations/
Projects:
http://www.eevblog.com/projects/
Electronics Info Wiki:
http://www.eevblog.com/wiki/