Maximum battery life - SMPS or linear voltage regulator for 3.3V
Sep 28, 2025 · I selected an SMPS, because I wanted the device to still work even when the battery SOC is low. e.g. if the battery voltage is 2.8V, then the SMPS will boost the voltage to …
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 …
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.
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 …
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 …
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 …
**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 …
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 …
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 …
SMPS power supply output noise and filtering - All About Circuits
Jan 10, 2021 · A couple of days ago I replaced my 12V/0,7A power supply to a 12V/2,1A power supply that I use for a couple of purposes. Everything looked okay until I found that my 1-wire …