Mains Transformers Types
2020-08-20
Low Frequency Power Transformers are used to step down mains voltage of 230V or 110V to safer voltages like 12V and 6V. The core is made of laminations of aRead More
100kHz Half Bridge Convertor – SG3525
2020-08-08
This is a SMPS Circuit improved over the Application Note in the book SGS Motion Control Application Manual. This worked well. It helps you learn more about High Frequency PowerRead More
Connection Diagram of AC Control SSR
2020-05-05
SSR or Solid State Relay or Electronic Relay – This is a Thyristor Based Normally Open 230V Switch that can be turned on / off at a fast rate. ThisRead More
Design Notes – Power Electronics – 03
2020-04-11
SMPS designs should have clear line or patch of isolation for product safety and long term reliability. If you use opto-couplers they need to have 5kV or better isolation andRead More
Transformers Series and Parallel Connections.
2020-04-03
Series and Parallel Transformers Series and Parallel Connections in transformers. Observe the Dot-Polarity. When windings are in parallel the current capacity doubles. When windings are in series the voltage doubles.Read More
Connection Diagram of DC PCB SSR
2020-02-14
This is an Application note i used to give with my ssr – app012.pdf – More SSR Connection Diagrams Diagram of SSR 5000 DC 3-30 Control / 230V AC N.O.Read More
Facts of EMI and RFI from the Inside
2019-09-03
Electromagnetic interference (or EMI, also called radio-frequency interference or RFI when in radio frequency) is disturbance that affects an electrical circuit due to either electromagnetic induction or electromagnetic radiation emittedRead More
Interactive Power Electronics Seminar
2019-05-09
The interactive and animated applets are part of the Introductory Course on Power Electronics taught by Prof. Kolar at the ETH Zurich. Interactive Power Electronics Seminar Power Electronics Circuit SimulationRead More