Bluetooth Audio Amplifier Board with 2 x 100W + 200W 2.1 Channels – TSA7500

Description

Bluetooth Audio Amplifier Board with 2 x 100W + 200W 2.1 Channels – TSA7500

TSA7500 2x100W + 220W 2.1 channels audio amplifier board with AudioB pro Bluetooth module. It has perfect class-D architecture(Based on TPA3221); two channels have 100W power output, and another channel has 200W power output.

It’s a 2.1 channels amplifier board. That channel for the subwoofer is 200W mono output. You can pair it with a mobile phone or a computer. Power the amplifier board. Use your phone or PC (etc.) to search for a new Bluetooth device. The module will appear as “TSA7500”. You don’t need a PIN, pair it, and then you can play music.

• TSA7500 can auto detect the Aux in/Line in Audio input. Bluetooth Audio source has a higher priority. When Bluetooth audio is paused, or Bluetooth is disconnected. The amplifier will output the Aux in/Line in audio.
• An audio connector can connect with an external DSP to set the subwoofer audio tones.
• BVC Port: BVC port can be connected with our Audio volume controller to control the Bluetooth audio volume.
• Connect an external potentiometer to control the subwoofer volume separately.

Buttons control port:

• There have three buttons on the board which can control the audio volume and play/pause. You can connect external buttons easily by using this button’s control port.
• Pins define:(Check the board backside silkscreen):
• P/P: Play the pause button
• VOL+: volume increase and forward button
• VOL-: volume decrease and rewind button
• 1.8V

TSA7500 can auto detect the Aux in/Line in Audio input. Bluetooth Audio source has a higher priority. When Bluetooth audio is paused, or Bluetooth is disconnected. The Amplifier will output the Aux in/Line in audio.

TSA7500 + TSA1000, Both Aux-in and Bluetooth audio volume can be controlled through the BVC port

Features:

• Size: 15cm x 9cm x 2.5cm
• Bluetooth 4.0
• Bluetooth audio volume control port(BVC)
• Aux in/Line in auto detect
• 2.1 channels
• Working voltage: DC12V-30V
• Over/under voltage protection
• Over current protection
• Over temperature protection

Applications:

• Personal computer
• Background music system
• Musical instrument amplifiers
• Home DIY
• Car Audio

Documents:

• How to change the BT name
• How to enable BT password
• How to change Bluetooth audio gains
• TSA7500 Bluetooth module PSR file