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2 x 8 Watt Class D Bluetooth Audio Amplifier Board – TSA3111B (Apt-X)

TSA3111 is designed for audio amplifier manufacturers and DIY users. Bluetooth/LINE IN select switch and audio input port are designed as JST connectors. So, users can install this amplifier board in a box and connect an external switch and RCA/Mono plug to make their own audio amplifier.

TSA3111 comes with a new¬†AudioB plus¬†Bluetooth module¬†that supports Apt-X. It has perfect class-D architecture (based on TPA3110D2) and every channel has 8W power output. This board can be powered by any¬†DC 8V-16V power supply,¬†it can be used to drive any 4ő© or 8ő© passive speakers.

It is perfect for your Hi-Fi application, the audio source can be cable input or Bluetooth. You may wish to pair up the amplifier with a mobile phone or a computer that has Bluetooth function.

Power up the amplifier board, use your phone or PC to search for a new Bluetooth device, the module will appear as “BT Speaker”, you can simply pair it up without PIN. Yes, it connects automatically with your device. You can then play your audio.

Specification:

TA¬†=¬†20‚ĄÉ,¬†fIN¬†=¬†1¬†kHz¬†sine¬†wave,¬†RL¬†=¬†4ő©.¬†(Unless¬†otherwise¬†stated)

Parameter

Condition

Min

Typ

Max

Supply Voltage (V)

8

12

16

Quiescent Current (mA)

SD = 2V, No load, Vcc = 12V

20

35

Input Sensitivity (V)

Gain = 26dB

0.283

Input Impedance (Kohm)

30

Gain (dB)

26

Output Power (W rms)

THD+N = 10%, Vcc = 12V

8

Efficiency (%)

Vcc¬†=¬†12V,¬†RL¬†=¬†8ő©,¬†PO¬†=¬†5W

86

Minimum Load (ohm)

3.2

4

Frequency Response (Hz)

¬Ī3dB

20

22k

Operating¬†Temperature¬†(‚ĄÉ)

-40

20

65

Features:

  • Size: 4.8cm x 8cm
  • aptX, aptX Low Latency, SBC and AAC
  • An external mute control port
  • Working voltage: DC 8V-16V
  • Over/under voltage protection
  • Overcurrent protection
  • Over temperature protection
  • Bluetooth 4.0

Applications:

  • Personal computer
  • Desktop amplifier
  • Microphone preamplifier
  • Home DIY
  • Vending machine, Lifts
  • Interactive kiosks

Documents:


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