JLCPCB Prototype for $2(Any Color): https://jlcpcb.com Using a 1N4005 diode to quench the high flyback voltage from a 12V fan motor. But the 33V transient suppression diode didn’t work. My other channel (Julian’s Shorts): https://www.youtube.com/channel/UCeewzdnwcY5Q6gcbnZKIY8g , https://i.ytimg.com/vi/gGBrkVRu_Sk/hqdefault.jpg sourceContinue Reading