Computer power supply unit device. How it works power supply works, circuits, components. Animation

0:00 – The video begins by showing the power supply input and output voltages. 0:14 – It then discusses the pros and cons of pulse and linear PSUs. 0:23 – A linear PSU schematic is presented, followed by a pulse PSU schematic at 0:56. 0:44 – The power supply without a cover is shown, and at 0:49 the IEC 320 series connector pinout is explained. 1:01 – The purpose of grounding is covered, and at 1:15 the input filter attachments are described. 1:26 – A schematic of the noise rejection filter is shown, with X and Y capacitors at 1:44. 1:58 – The input filter schematic is presented, and at 2:13 the function of a choke is explained. 2:24 – A multilink filter is shown, followed by a fusible link (fuse) at 2:41. 2:56 – The thermistor (NTC) is discussed, and at 3:21 the varistor is shown. 3:51 – A high voltage rectifier (diode bridge) is presented, followed by a capacitive smoothing filter at 4:09. 4:30 – The power factor corrector (PFC) is explained, and at 4:54 the voltage converter (inverter) is shown. 5:24 – A pulse transformer and its secondary winding voltages are discussed at 5:52. 6:03 – The output rectifier (shooting diode) is shown, followed by the output filter circuit at 6:23. 6:51 – The secondary circuit addition is presented, and at 7:13 the stabilization node, PWM controller, and supervisor are discussed. 7:54 – A duty +5VSB power supply is shown, followed by power supply wire color coding at 8:08. 8:26 – The ATX 24-pin connector is explained, and at 8:57 the SATA and MOLEX connectors are shown. 9:04 – Auxiliary power connectors are discussed, and at 9:13 the wire cross-section is shown. 9:35 – Finally, the label, amperage output, and wattage are displayed.