3answers

[PCB Prototype] Accurately separating tiny pcb from workpiece. Singulation? Is that the word?

I have a very small and thin PCB I am trying to design to work in a very small space. Essential trying to only solder a SOT-23 to another SMD chip, hoping to mount them on either side of a double laye...
6answers

[Others] Advice for getting started

Hi, I'm an electrical engineer major college student and I want to go into PCB design. I don't know much literally just started searching up things and I'm not even familiar with term...
1answers

[PCB Prototype] Inductance under why to dig out GND?

I want to ask why under the inductor to tap the GND
3answers

[PCB Design] Why is a resistor connected in parallel to both ends of the microphone in the sound sensor module?

Why is there a resistor and capacitor connected in parallel at both ends of the microphone (the part circled in red)? What is the role of these two components here? Can they be removed?
6answers

[PCB Design] Does the circuit board need to add a voltage stabilizing circuit if it is powered through the computer's USB port?

The circuit board I made is powered by the USB port of the computer. I feel that the voltage should be relatively stable. Is it necessary to add a voltage regulator circuit? I wanted to add a 7805 thr...
1answers

[PCB Design] Double-layer PCB copper laying problems

In a double-layer board circuit, if the top layer is covered with GND and the bottom layer is covered with VCC, how will this copper laying method affect the circuit and is there a simulation solution...
0answers

[PCB Prototype] AD20 Study Notes 3/3

36. about power laying copperAnalog ground, power supply and digital ground, power supply is not the same, in the negative layer isolation. Double-click the isolation area to add a network.37.&n...
3answers

[PCB Prototype] DXF File- ULP

is there any ULP, which can remove very small gaps between two lines. I am facing this issue, when i am trying to import DXF file. There are lots of lines, where this small gaps(0.0001% of gaps) occur...
4answers

[PCB Design] Design the whole system on a printed circuit board

As part of a project I undertook, I built a system that includes sensors to monitor certain biomedical parameters. I implemented this whole system with a central microcontroller and various developmen...
0answers

[Components] Context of directive Function

Electronic Design: what are the tables of profound testing too the Reference of Usage testing such as barriers of sound is it a qualifier as usage for equipment an or tools.