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is a capacitor deployed at the supply rails with the main function of filtering AC transitions on a DC signal.
1
vote
FT232R chip supply capacitors location
I could simply use 1 equivalent capacitor with Ceq = C1 + C2 + C3?
No, you cannot do that here. The various caps have different resonant/corner frequencies. It's okay to add them up when doing sa …
11
votes
Accepted
Capacitors for AMS1117 for 5V to 3.3V regulation
The 1117 has been cloned by a lot manufacturers. In general, if they only talk of tanatalum (as AMS does) they probably copied some old datasheet from somebody else. Look in others' datasheet (besides …