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TPA3244功放,BTL输出,8—10欧的负载,30V供电,在输出功率3W左右时,持续工作不到一分钟,即开始出现高温报警,想咨询一下原因?
其实在没有功率输出的情况下,只是提供工作电压,芯片也是有发热,用手摸的话,会感觉到热