TPA3255,采用44V PVDD供电,BTL模式。OC ADJ设置22k即17A
1、理论上负载是不是不能低于44/17=2.6 ohm ? 这样每声道可以并联3个8ohm的喇叭
2、reset enable或者disable时,会有pop音,目前C-start接的是47nF
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