powerelectronics

  1. M

    AGC amplifier design with CA3080

    Hi Everyone, I have a couple of CA3080 OTAs at home. I would like to design an AGC amplifier with it. Does anyone have an example of AGC amplifier? I couldn't find any example on datasheet.
  2. nithishroy

    Making an low frequency inverter using EGS002 module

    HI. In this project we use a egs002 module to generate a spwm which is then fed to the h-bridge mosfets irf3205 the problem is that the final out that is fed to the transformer is around 6volts ac when i use a 12v battery. this happens because the output of the egs002 module is around 11-12...
  3. L

    Control logic for Mosfet

    Hello, I'm working on an energy harvesting circuit known as an in-house harvesting circuit (cc-ih) and would appreciate some guidance on implementing it in Simscape within Simulink. Circuit Description: The circuit is designed to harvest energy using the following key components and process...
  4. A

    Gain plot of open loop never crosses 0 dB

    Hi! Below is the open loop output current to control plot for a CLLC resonant converter(obtained using AC sweep in PSIM) . As you can see the gain curve never crosses the 0 dB line and the phase margin is inf, hence the open loop system is always stable. Note: switching frequency is around...
  5. H

    Purchasing MOSFET and MOSFET Driver

    I want to buy a MOSFET in the rating of 600V/20A. I also want to buy MOSFET driver for that. I have to use it with Arduino Uno for controlling purpose. But I can't select which one to buy. Can anyone suggest me a good MOSFET + MOSFET Driver?
  6. S

    Problem selecting high voltage resonant capacitors for LCC Converter

    Hi, I have designed an LCC split-capacitor converter and while browsing the data sheet for my resonant capacitors, noticed how much the AC voltage of an MLCC C0G type derates with frequency. My converter is running 200-400kHz. Here is the data sheet: KEM_C1039_KC_LINK_C0G-1315560.pdf...
  7. W

    AC/DC converter (110VAC to 12VDC, 120W)

    I'm looking to design a PCB that will have a 110VAC input and convert it to 24VDC output with a maximum load current of 5A. Is mounting the step down transformer on the PCB a good idea? What better ways are there to do it?
  8. A

    Sycnhronous converter design in Ltspice

    Dear all, I am trying to simulate my synchronous buck converter and I managed to implement complementary signals to driver two different transistor. The issue is as follows: 1- I inserted dead-time (green circle) but the problem is that at the start of the period two signals overlap...
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