Dec 6, 2022 · Switch Mode Power Supply (SMPS) Repair - Low output voltages whilst under load.

Nov 1, 2007 · Very often when I attempt to repair electronic devices, either mine or from friends, I find out the problem is with the power supply which these days is most often a Switched Mode Power …

Dec 17, 2024 · For the SMPS stuff, a 100MHz CRO is usually good enough and there are some newer CROs around that have mutlichannel digital inputs you can use for all manner of digital circuit tests …

Dec 17, 2024 · I made a simple smps with uc3845. The output of the ic is connected to IRF840 and a EE30_15_7 ferrite transformer wound by me. The osc section seems to be working. Vcc supplied is …

Mar 17, 2022 · Hi everyone, I was wondering if anyone can help me decide between SMPs. I recently got accepted to both Georgetown 1-year SMP and NYMC 1-year accelerated SMP, and was …

Nov 8, 2024 · I'm trying to turn a Boost into a Flyback and then into an audio amplifier. Basically I wanted a simple SMPS modulated with an audio signal. I know, you will say that the class D amplifier …

Jul 8, 2020 · It probably (hopefully) doesn't need to be said, but don't go probing the hot (mains) side of a SMPS with a normal scope probe as its typically 400+ volt above the incoming neutral rail. You will …

Jun 3, 2022 · Hi, I'm searching for an example circuit to be run on LTSpice with a SMPS together with a common mode choke. The idea is to run a transient simulation in order to see the effect of this latest …

Jan 6, 2007 · SMPs are generally programs designed for several different populations of students 1) Those who completed their science requirements in college and need to improve their academic …

Mar 31, 2025 · hello, I was trying to build SMPS using switching ic's UC3845 or HVLED007 but ending with less current delivery or poor power factor might be due to improper flyback transformer design. …