Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 314384

The process of creating a circuit to accomplish a particular task. When designing a circuit, one should consider how it should work, the target specifications, efficiency, cost effectiveness, code compliance, and ethics.

3 votes
6 answers
518 views

What is wrong with this relay circuit?

I've recently designed a basic driving circuit for a 5V relay, but it appears to be malfunctioning since the output current remains at 0A, as if the coil isn't being energized. Can you help me identif …
M-125's user avatar
  • 53
0 votes
1 answer
126 views

Need to understand how this circuit works

I am a complete beginner in the field of electrical engineering. Recently, I came across the circuit displayed below and have successfully tested it using both software and hardware simulations. The c …
M-125's user avatar
  • 53
0 votes
1 answer
202 views

What is the purpose of the 4 diodes in this circuit?

I'm working on a mini UPS for my router (12V, 1A) and modem (5V, 2.5A). I've been checking out lots of DIY UPS tutorials and stumbled upon this one. It seems to do everything I need: it's got a batter …
M-125's user avatar
  • 53
0 votes
2 answers
155 views

Surge Voltage Protection

I am currently working on designing a protection circuit for mains power. However, as a hobbyist rather than an expert, I am seeking assistance with this circuit. During my research, I came across an …
M-125's user avatar
  • 53