1. A

    Current dependant load switch, cant solve it passively?

    Hey there, i couldn’t fall asleep trying to solve following scenario: i have two power supplies running 24vdc in parallel, a main and one supplemental power supply. Both are being filtered with capacitors before supplying a single load. Now if one wants to run it, such that the supplemental...
  2. D

    Shopping advice - power supplies

    I am building my first lab and I think I will need a power supply. Was wondering if I can run my thinking through you guys and maybe ask a few questions, please! 1. Variable DC power supply - Budget: under £200. I am pretty sure I'll need this. I've already looked at some circuits that require...
  3. Marcel DaJanchar

    SMPS IC selection for automotive use: 12V to 5V

    Hello! I am working on automated pressure controller which will be used in a car. The controller consists of following: - Power supply (10V-20V input, 5Vdc 1A max output) - MCU STM32 (valve controller for pressure regulation + reading 4 pressure sensors) - WiFi functionality (ESP8266) - 8...
  4. O

    Old Dental Micro motor power supply problem

    Hi! I have a very old Kavo Brand German made micro motor (probably made around 1970s-80s). It it a very well built tool but the power supply is suffering from some problem. When the brushed motor hand piece is connected and powered on, it will spin but in constant pulses (maybe 1 second on, 1...
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