TDA8174a引脚电压:⑴13V⑵26V⑶4.6V⑷6.6V⑸*⑹0⑺3.3V⑻7.2V⑼4.4V(10)26v(11)1.6v
TDA8174a引脚电压:⑴2.97V⑵11.9V⑶2.97V⑷0V⑸10.6V⑹208V⑺127V⑻140V⑼137.3V