TDA1554Q power amplifier circuit diagram Maximum working power supply voltage - output power 4 × 11W Typical working power supply voltage 14.4V normal working voltage -- Normal working voltage means that it can work normally in this range. Many parameters given by the integrated circuit are tested according to the typical operating voltage. Bluetooth Speakers,Bluetooth Speaker,Portable Speakers,Mini Speaker Dongguan Guancheng Precision Plastic Manufacturing Co., Ltd. , https://www.dpowergo.com
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