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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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10
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June 12, 2026
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Fans, water pumps, etc. not working; don't know where the problem is
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10
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89
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June 12, 2026
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Recommendations and overview of various AI LLM API platforms, updated 2026.6.13
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0
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31
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June 9, 2026
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STM32-Based Synchronous Rectification Buck-Boost Digital Power Supply Open Source
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88
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1141
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June 9, 2026
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Wuhan-Qingdao Travel Log and Photo Sharing
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0
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22
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June 1, 2026
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Hong Kong travel log and photos
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0
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13
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May 31, 2026
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Has anyone done PMBus communication using the STM32 HAL library, with one STM32 as master and another as slave?
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6
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86
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May 30, 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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137
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May 12, 2026
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Hey experts, does a common mode choke perform better with more turns?
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5
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80
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May 10, 2026
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Complete Hermes Agent Deployment Guide: Step-by-step instructions to build your first AI assistant
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0
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40
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May 9, 2026
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[Voting] Which microcontroller/MCU brand do you like the most?
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1
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94
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April 29, 2026
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Operational Amplifier (Op-Amp) Beginner's Guide: From Principles to Practice
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0
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138
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April 28, 2026
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LCD1602 I2C module cannot display characters
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23
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197
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April 28, 2026
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Getting Started with Raspberry Pi GPIO: From Beginner to Practice
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0
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33
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April 27, 2026
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Let's discuss: Are you still choosing STM32 for small batch projects now, or has everyone switched to domestic alternatives?
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5
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109
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April 21, 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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76
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April 21, 2026
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2026 Storage Chip Prices Are Rising Like This, Has Anyone Adjusted Their Design Plans?
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3
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73
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April 21, 2026
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How to convert a triangle wave into a square wave and invert it using a comparator with hysteresis?
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2
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46
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April 21, 2026
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5G CPE Kunpeng C2000MAX Unboxing and Quick Review
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0
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67
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April 15, 2026
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开源TypeC拓展坞，4个10Gbps的USBA口+2.5G网卡+读卡器，VL822+RTL8156BG+GL3224
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2
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66
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April 15, 2026
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Why does I2C OLDE setting at 3MHz work normally?
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6
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69
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April 14, 2026
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ZTE F40 5G RedCap Portable WiFi Simple Unboxing Review
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0
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81
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April 14, 2026
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Which MCU is suitable for capacitive proximity sensing?
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4
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63
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April 7, 2026
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Some issues in BUCK-BOOST circuit design
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7
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124
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April 3, 2026
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[Open Source] SC8703-based Buck-Boost DCDC Adjustable Power Supply with Voltage and Current Regulation, Supporting PD Fast Charging Input
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11
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213
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March 31, 2026
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[Open Source] 24V 3A Flyback Switching Power Supply (Based on UC3842, Including Circuit and Transformer Parameter Calculation)
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7
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372
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March 30, 2026
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Differential op-amp circuit: Do you know what this 1V does?
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2
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49
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March 27, 2026
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Help needed - 2011 Electronics Competition, Switching Power Supply Parallel Power System
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6
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59
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March 27, 2026
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2026 Comprehensive Guide to Applying for Electronics and Information Programs: Choosing the Right Field = Seizing a Decade of Golden Opportunities
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0
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51
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March 26, 2026
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Empowering Everything, Leading the Future with Intelligence: 2026 Comprehensive Guide to Applying for Electronics and Information Programs
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0
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29
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March 26, 2026
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