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 supplied is …
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 of this latest …
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. The …
HIKVISION SMPS repair(12V,10A) - All About Circuits
Oct 15, 2025 · This is an SMPS (12 Volt, 10 Ampere) from the company HIKVISION. Someone gave it to me for repair, but I don’t have much experience in this kind of work, and I’ve never fixed one …
SMPs - Worth It? | Student Doctor Network
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 …
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.
SMPS with UC3845 | Page 4 | 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 supplied is …
SMPS output low... 6.62 volts instead of 20 volts. - All About Circuits
Aug 10, 2024 · Pls. Help SMPS output low... 6.62 volts instead of 20 volts. No shorted components no dried up caps. Uc2844 not shorted...
Help choosing replacement transformer for Levoit 600S SMPS
Nov 4, 2025 · Hello Community, I'm attempting to repair the SMPS on a Levoit 600S air purifier. The transformer is likely open. It has six pins. 2 pairs on the primary side (one pair tested open) and 1pair …
Switch Mode Power Supply (SMPS) Repair - All About Circuits
Dec 6, 2022 · Switch Mode Power Supply (SMPS) Repair - Low output voltages whilst under load.