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西里古1992

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1. 【Help】 The basic knowledge of Lenz's law of electromagnetic induction is a bit confusin...
  5/777 Analog electronics 2024-10-22
2. 【Help】 Here is a 20W output power flyback switching power supply built with UC2844. The...
  5/492 Switching Power Supply Study Group 2024-09-29
3. 【Tasks】 Here is a flyback switching power supply circuit built using UC2844. There is a ...
  10/762 Switching Power Supply Study Group 2024-09-21
4. 【Help】 This is a flyback switching power supply circuit built with UC2844 chip. After r...
  16/762 Switching Power Supply Study Group 2024-08-28
5. 【Help】 The flyback switching power supply designed here will have a flashback problem a...
  70/1025 Switching Power Supply Study Group 2024-08-19
6. 【Help】 Here is a multi-output flyback switching power supply designed using UC2844
  23/2164 Analog electronics 2024-08-16
7. 【Help】 Here is a Y capacitor between the live wire and the ground used in a project. It...
  1/1769 Analog electronics 2024-08-01
8. 【Help】 I have some questions about AD20 operation, please advise
  4/922 PCB Design 2024-07-13
9. 【Help】 If the three-phase power supply is connected to a load and one phase of the inpu...
  5/993 Power technology 2024-05-24
10. 【Help】 The pulse transformer triggers the thyristor circuit. How should the parameters ...
  26/3095 Analog electronics 2024-05-20
11. 【Help】 Here, I would like to ask what is the general ratio of RCD clamping voltage to r...
  7/1160 Analog electronics 2023-10-18
12. 【Help】 Here, I would like to ask what is the general ratio of RCD clamping voltage to r...
  4/806 Switching Power Supply Study Group 2023-10-17
13. 【Help】 What is the role of these voltage divider resistors connected in parallel with t...
  4/1246 Analog electronics 2023-06-12
14. 【Help】 Three-phase full-bridge rectifier circuit, three-phase 380V AC input
  5/1463 Power technology 2023-06-08
15. 【Help】 It is said here that when the MOS tube is turned on, the capacitor cannot sudden...
  5/1729 Analog electronics 2023-05-16
16. 【Help】 In the two-phase interleaved PFC topology, how are the R and C values in the RCD...
  1/1216 Analog electronics 2023-05-15
17. 【Help】 This is the calculation formula for the copper foil used on the secondary side o...
  8/1522 Analog electronics 2023-05-10
18. 【Help】 This is a single-tube Boost PFC topology. I have two questions.
  2/1220 Power technology 2023-05-08
19. 【Help】 When calculating the maximum magnetic density of the transformer, is Br the satu...
  5/1372 Analog electronics 2023-05-06
20. 【Help】 Here is the voltage and current parameter calculation of LLC full-bridge topolog...
  5/1894 Analog electronics 2023-04-29

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