Oct 26, 2008 #1 Nordhavn 0 Joined Oct 12, 2007 Messages 285 Points 28 Does capacitance in the driver circuit cause the diode to glow briefly after power is cut or do these exhibit a short persistence like a phosphorescent screen?
Does capacitance in the driver circuit cause the diode to glow briefly after power is cut or do these exhibit a short persistence like a phosphorescent screen?
Oct 26, 2008 #2 GooeyGus 0 Joined Mar 8, 2008 Messages 2,669 Points 48 Yup! Exactly right. The capacitors discharge after power is cut, causing the die to glow for a brief period
Yup! Exactly right. The capacitors discharge after power is cut, causing the die to glow for a brief period