Power Amplifiers, and especially bipolar output designs, require output stage protection in the event of a fault, or the presence of a heavy or highly reactive load. Michael Kiwanuka explains the intricacies and the design methodology in his paper here soaprot_12-03-2012
Michael Kiwanuka: SOA Protection for Audio Power Amplifiers
in Power amplifiers, Technical
Hi, The link to this article about SOA protection seems to be out-of-date. Anu chance that it will be updated?
Regards …
Hello Richard – thanks for catching that. I’ve updated the page and fixed the link.