https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sun, 12 May 2013 08:27:26 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.19 https://jestineyong.com/equivalent-part-number-for-pc817-optoisolator-ic/ https://jestineyong.com/equivalent-part-number-for-pc817-optoisolator-ic/#comments Fri, 10 May 2013 03:41:08 +0000 https://www.jestineyong.com/?p=4897 Optoisolator IC with the part number of PC817 can be easily found in many switch mode power supplies. If the Optoisolator IC have problem it would cause no power, power blinks, low power, power shutdown, intermittent shutdown and all sort of weird power problems. There is no doubt that the Optoisolator IC can be tested […]

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