LM2576-adj, 2.5A https://www.flickr.com/photos/97814409@N04/32521971761/in/album-72157675978= 832174/ Now isn't that civilised ? Vout unloaded is 4.96, dropping to 4.82 @ 2.5A Using d/s Figure 23, with 1k2 (R1) and 3k6 (R2) and optional filter http://www.ti.com/lit/ds/symlink/lm2576.pdf Joe=20 ----- No virus found in this message. Checked by AVG - www.avg.com Version: 2016.0.7998 / Virus Database: 4756/13873 - Release Date: 01/31/17 --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .