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THIS MONTH WE'LL COMPLETE OUR DISCUSSION OF SOLIDSTATE DEVICE TESTING ALONG WITH SOME VERY SIMPLE CIRCUITS THAT CAN BE PUT TOGETHER IN ABOUT 10 MINUTES TO DISPLAY THE CHARACTERISTICS OF TWO-TERMINAL DEVICES ON an oscilloscope. We'll also inaugurate an occasional series of short topics on other aspects of repair or follow-ups to previous articles. This time: What about DVD player or DVD-ROM drive servicing?
Diode and Rectifier Speeds
When the polarity reverses on a diode, it takes finite time for the charge carriers to be cleared from the area of the junction. During this time, reverse current flows. For high-frequency applications--i.e., switching power ...