Power Supplies

July 2022
Power Supply Eliminates Electricity Metering Tampering

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Figure 1: With a properly designed transformer, this flyback power supply continues to operate in the presence of an external magnetic field

­Tampering with an electricity meter can be as simple as placing a strong magnet near the power supply transformer. The applied magnetic field can disrupt power conversion and hinder the meter’s ability to accurately monitor electricity usage. Using a magnet to disable an electricity meter is especially eff
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Date:
07/01/2022

The Dawn of a New Era with High-Power Wireless Charging

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Figure 1: Wireless power transmitter system with WLC1115

Overview of Inductive charging and Qi specification Wireless charging technologies range from inductive, magnetic resonant, and capacitive to RF radiation, laser, acoustic, and other emerging ones. The inductive coupling technology is the front runner [1], and hence its associated standard Qi is the most pre
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Date:
07/01/2022

 



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