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  1. SMPS repair - fuse blows - All About Circuits

    Oct 28, 2016 · Hello everyone. I am working on an old CRT TV. The TV set does not start at all. I have checked the smps, and the 800mA fuse ( SI624 ) on the shematic , near the main …

  2. SMPS with UC3845 - All About Circuits

    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 …

  3. SMPS circuit for LTspice - All About Circuits

    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 …

  4. USB and SMPS Leakage Current - All About Circuits

    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 …

  5. **The Official Guide to Special Masters Programs**

    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 …

  6. Providing the earth ground to the DC output of SMPS

    Jul 2, 2024 · Prior to making a solid connection between the SMPS negative output terminal and "actual earth ground." I suggest measuring the voltage between those two points.

  7. SMPS - Connecting Ground with Earth Ground - All About Circuits

    Jun 22, 2023 · SMPS - Connecting Ground with Earth Ground John Czerwinski Jun 22, 2023 Search Forums New Posts Thread Starter

  8. I want to turn a Boost SMPS into the simplest audio power amplifier.

    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 …

  9. SOLVED - SMPS - UC3842 ULVO issue - All About Circuits

    Sep 26, 2024 · Background I'm repairing a monitor with a SMPS utilizing a UC3842 IC. I've tested the monitor in my shop and worked fine. When I get to the customer's site, it wouldn't startup. …

  10. SMPS set to output 12.81V (it is laptop 20V power supply), but it ...

    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 …