XOCECO PH-50FB31, Service Manual

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5. TPA3001
The sound power amplifier TPA3001 Class D AMP is the high effective D type of power
amplifier of the single track. The BTL output power can reach 20W(10% THD+N) with 8- Ω speakers,
+18V power supply, eliminating the need for heat sinks.
The TPA3001D1 is available in the 24-pin thermally enhanced TSSOP package.
Pin configuration of TPA3001:
Pin descriptions of TPA3001:
1: Negative differential input
；
2: Positive differential input
；
3, 4: gain control
；
10, 11: Negative BTL output ；
14, 15: Positive BTL output ；
9, 16, 24: Power Supply ；
6, 12, 13, 18, 19: Power Ground ；
5 : Shutdown terminal ；