All Questions
Tagged with electrolytic-capacitor surface-mount
10
questions
2
votes
1
answer
296
views
How to identify surface mount electrolytic capacitors?
Various surface mount electrolytic capacitors seem to have no consistent marking method. Here are some examples:
(Image sources: 1, 2, 3)
How can I identify what value and voltage rating these are?
0
votes
3
answers
339
views
Fake ELNA electrolytic smd capacitor
Few years ago I bought "pack of SMD capacitors", they came only with information about capacitance and voltage. Now I need to use one of them, but I have trouble with find information what ...
1
vote
0
answers
171
views
Can I repair this motherboard damage? [closed]
I accidentally knocked a SMD electrolytic capacitor off the motherboard of an ASUS laptop I was stripping down to clean. It looks like the copper pad came off with one of the legs. So My questions are:...
0
votes
2
answers
495
views
22uF 0805 SMD capacitor for voltage regulator?
I'm trying to use some part of this circuit dual power supply circuit:
http://embedded-lab.com/blog/multi-purpose-dual-power-supply-5-0v-and-3-3v-regulator-board/
Credits to embedded-lab.com.
I ...
10
votes
2
answers
9k
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Why do some SMD electrolytic capacitors have platforms?
I’m working on a computer monitor’s power board (to replace a capacitor or two, which I assume is the problem), and found these:
Replacements are easy to find, so no issues there, but I’m curious why ...
1
vote
1
answer
2k
views
Are these SMD aluminum electrolytic capacitors busted?
I recently bought a car radio and made a stupid mistake when I connected the radio to the car.
Apparently I reversed the polarity on the radio which made the radio go poof and smell awful.
After ...
4
votes
3
answers
7k
views
Looking for capacitance and voltage rating - How to read electrolytic SMD capacitor labels
I need to replace an SMD capacitor on a board. The printing on it says
F1
560
2.5z
I have googled intensely but have been unable to find information on how to read such a codes.
I need to find out ...
3
votes
1
answer
2k
views
Surface Mount vs Through Hole Aluminium Electrolytic Capacitors?
What are the differences between SMD and TH Aluminium Electrolytic Capacitors? Why are TH variants available with such greater lifetimes? (For example, Digi-key has SMD aluminium caps up to 10k hours, ...
9
votes
3
answers
58k
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Polarity of unmarked smt electrolytic capacitor
I have a kit with three capacitors, described in the parts list as "10uF 25V SMD 1206" and shown on the circuit diagram as polarised (an open rectangle and a filled one). Seen through the transparent ...
7
votes
4
answers
37k
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Footprints for SMD electrolytic capacitors
Does Altium Designer Summer 09 has footprints for SMD electrolytic capacitors? If so, where can I find them?
I've noticed the dimensions of these type of capacitors are given in diameter x height. ...