https://jestineyong.com/how-come-there-are-so-many-optoisolator-ics-in-smps/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sat, 21 Apr 2012 18:28:23 +0000 hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/how-come-there-are-so-many-optoisolator-ics-in-smps/comment-page-1/#comment-68843 Sat, 21 Apr 2012 18:28:23 +0000 https://www.jestineyong.com/?p=4027#comment-68843 Few days ago I have seen a SMPS with 4 Optocouplers . Before that I had seen a 3 Optocouplers also .
 
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