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> The design is also missing speaker protection features and surge/spike protection/EMI prevention, and RF intereference filters on the inputs. 1.) TPA325x hav
by Hydraulix989 6y ago
> The design is also missing speaker protection features and surge/spike protection/EMI prevention, and RF intereference filters on the inputs.
1.) TPA325x have built-in speaker protection circuits.
2.) Do balanced inputs need RF interference filters?
For this project: After blowing the bridge rectifier a few times (for the reason you mentioned above), I ended up replacing the linear supply with a SMPS instead.