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关于“电力电子 / Power Electronics”类别
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0
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31
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October 26, 2025
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How are the overcurrent protection of digital power supplies and the hardware of constant-current circuits implemented?
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6
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155
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July 31, 2026
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Why do MPPT products usually have two inductors?
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4
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85
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July 31, 2026
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Experts, question about using this UCC21520 half-bridge module to build a Boost circuit
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22
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260
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July 30, 2026
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In a bidirectional BUCK-BOOST, the MCU auxiliary power supply is contaminating the current sampling—how can I eliminate its impact on power calculations?
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8
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117
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July 30, 2026
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What is the purpose of the TVS on the COMP pin of a flyback power supply?
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2
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85
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July 23, 2026
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Question: Does exposing the flyback MOSFET drain trace and adding solder to thicken it significantly affect radiated EMI?
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6
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167
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June 12, 2026
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Hey guys, I built a single-port Type-C fast charging module based on the SW3538 chip. The VDD pin works fine after powering on, but plugged-in devices aren't recognized and it won't charge.
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18
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433
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May 12, 2026
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DC-DC Buck Circuit SW Node Ringing Too Severe, RC Snubber Circuit Still Can't Suppress It!
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5
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265
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April 21, 2026
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Some issues in BUCK-BOOST circuit design
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7
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243
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April 3, 2026
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Beginner learning to design LDO buck circuit, unsure if the design is correct and reliable, seeking advice from experts
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13
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453
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March 17, 2026
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How to choose the appropriate inductance value?
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4
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197
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March 16, 2026
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Digital Power Supply Project - Questions about PID Code
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2
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122
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March 16, 2026
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Questions about using the UCC21520 gate driver—STM32G474-based adjustable DCDC power supply (Buck-Boost)
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5
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246
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March 11, 2026
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谐振电容（MKP薄膜电容或者MLCC电容）在大功率LLC电路中可以串联使用嘛?
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4
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244
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December 25, 2025
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Guide to Principles and Parameter Calculations for Quasi-Resonant Flyback Switch-Mode Power Supplies, QR Flyback Transformer Parameter Calculation Formulas
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1
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255
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December 5, 2025
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Fellow experts, has anyone here worked with push-pull interleaved boost converters? Need some guidance.
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4
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188
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November 12, 2025
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Small power switch power supply, surge protection IC exploded—what could be the cause?
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3
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153
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November 5, 2025
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Flyback Power Supply Design: Parameter Calculation, Component Selection & Transformer Winding Guide
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0
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148
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November 3, 2025
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Hey folks, how to control an LLC converter at light load to ensure efficiency without the inductor whining?
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3
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137
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November 2, 2025
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反激开关电源输出端V+前面为啥要加一个电感，一般不只是正激输出端才有电感的么？ 有点懵
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8
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281
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October 31, 2025
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Flyback Power Supply Parameter Calculation and Component Selection, Flyback Transformer Calculation and Winding Tutorial
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0
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187
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October 29, 2025
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磁性元件/磁芯材料/磁芯结构 分析对比和选型指南
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1
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304
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October 29, 2025
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