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请教TI工程师一个关于TPA3251保护功能的问题?

Other Parts Discussed in Thread: TPA3251

我公司选用TPA3251设计一款110W的数字功放,遇到两个问题请教一下:(附件有原理图原理图.pdf

1)在选配标称的功率下发热很大,请问这个标称功率是不是指正玄波连续输出的有效值功率,还是峰值功率,如果是峰值功率是以什么标准测试的?

2)我发现功放在输出短路和过热保护时不能自动恢复,请问如何可以做到自动恢复,短路以打嗝方式保护,温度降低后也能自动恢复?