As shown in Figure 1, the standard step-down switch circuit has a freewheeling diode, but this diode is not included in the reference circuit of many Buck-type switching power supply chips. The periph
I want to replace the rechargeable battery of an imported experimental instrument, so I disassembled its charger and drew a circuit diagram. There are some chip components whose specifications cannot
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Good afternoon, friends~~ I am here to send you evaluation information again~~ This week, the shortlists for three activities have been released. Please follow the information to see if you are one of
I am still in the beginner stage of PCB design. The thickest one is only a four-layer board, but I have always done manual wiring. It takes a long time to draw a slightly more complicated board. The b
Is there any plugin or function in KEIL or other compilation environment that can help check if there is an error like if (a=1)? Of course, this error is definitely not just if (a=1), it may also be i