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 …

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 …

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 …

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 …

Aug 5, 2023 · USB Charger (and SMPS) AC Leakage Experiment To confirm my beliefs and to correct some erroneous information presented in this post My Mobile Charger Shocked Me While Charging, …

Feb 19, 2025 · I have an SMPS set to output 12.81V (it is laptop 20V power supply), but it fluctuates between 12.2V and 12.8V at idle, which is around 6%. It stabilizes at 12.81V under a load, I tested it …

Feb 4, 2022 · No voltage reading on the secondary side of SMPS power supply Alchemy One Feb 4, 2022 Search Forums New Posts A

Mar 22, 2019 · Also: SMPs are a do-or-die, double-or-nothing audition for medical school. Do poorly in an SMP, and it is a heavy albatross around your neck. Do well, however, and it's a stamp of …

Jul 16, 2025 · Picked up a 50 inch Onn Roku TV someone threw out. Tested components on power supply (with multimeter). Fuse, bridge rectifier and MOSFET are bad.(Bridge rectifier=outer-most …

Dec 15, 2016 · I have a JBL authentics L8 found at the dumpster. The unit has to rotary encoders one for volume/power and one for source select. When i first plugged it in, the vol/power didn't lit up, and …