This paper introduces the working principle of valley-fill passive power factor correction (PFC) circuit and its application in LED driver based on offline power switch IC.
In the 1980s, countries around the world, including China, established domestic satellite communication systems. China planned domestic satellite communications in 1989 and determined that satellite c
Source: Procuratorate Daily
Dissatisfied with being fired by the company, he wrote a "crawler" program and implanted it into the control platform website, deleting the company's relevant data codes, c
The surging 5G tide will bring important challenges to the RF front end. The mobile phone antenna will also face unprecedented tests after the arrival of 5G. From 4G to the current 5G, MIMO has gradua
I just changed to a new company and they asked me to use Allegro. I had been using Ad before, but I found that the half-layer colors of Allegro are really difficult to distinguish. Plus, I'm not very
In an AC circuit containing resistance, inductance and capacitance, the voltage across the circuit is generally out of phase with the current. If the circuit parameters or the power supply frequency a