Jan 13, 2012 #17 Sullivaf 0 Joined Nov 1, 2011 Messages 56 Points 0 ........ Last edited: Jan 31, 2012
Jan 24, 2014 #19 LarryDFW 0 Joined Dec 6, 2008 Messages 1,581 Points 63 skir0987; Red LD's are very sensitive to voltage spikes. I have killed a few with Mastech supplies, when I was testing about 30 of them. My guess is the Mastech sent a turn-on or turn-off voltage spike . . . that exceeded the max driver voltage, and that surge killed the diode. LarryDFW Last edited: Jan 24, 2014
skir0987; Red LD's are very sensitive to voltage spikes. I have killed a few with Mastech supplies, when I was testing about 30 of them. My guess is the Mastech sent a turn-on or turn-off voltage spike . . . that exceeded the max driver voltage, and that surge killed the diode. LarryDFW
Jan 24, 2014 #20 KRNAZNBOY 0 Joined Mar 29, 2013 Messages 1,221 Points 63 plexus said: Did you ever solve this? Click to expand... Necro much? This is two years old. (about 700 days )
plexus said: Did you ever solve this? Click to expand... Necro much? This is two years old. (about 700 days )