2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board - TSA7500B(Apt-X)

Brand: Tinysine
Product Code: G5CD018509D781
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Price: $68.50

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Description Reviews (3) Related Products (12)

TSA7500 2x100W + 220W 2.1 channels audio amplifier board with AudioB pro Bluetooth module that supports Apt-X. It has perfect class-D architecture(Based on TPA3221) and 2 channels have 100W power output and another one channel has 200W power output. All the channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC12V-30V power supply. It can be used to drive any 4Ω or 8Ω passive speakers(Subwoofer channel need 2Ω or 4Ω). TSA7500 can also be connected with our TSA1000,TSA1010 or TSA1020 external audio volume control board. People can adjust the audio volume by rotating the real knob.

It's a 2.1 channels amplifier board. That channel for subwoofer are 200W mono output. You can pair it with a mobile phone or a computer (etc). 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.

The highlight point is Apt-X and TWS supported. Therefore, Users can stream audio to 2 pair amplifier boards at the same time wirelessly.

TSA7500 can auto detect the Aux in/Line in Audio input. Bluetooth Audio source has higher priority. When Bluetooth audio is paused or bluetooth is disconnected. The amplifier will output the Aux in/Line in audio.
There have an audio connnector can connect with an exteral 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.

Subwoofer tones set port:

Connect an external potentiometer control the subwoofer volume separately

TSA1701 control our 2.1 channel amplifier board subwoofer channel

Buttons control port:

There have 3 buttons on the board which can control the audio volume and play/pause ect... You can connect external buttons easily by using this buttons control port.

Pins define:(Check the board backside silkscreen):

P/P: Play 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 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 BVC port

2 boards work in TWS mode

*User must remove the slave board Aux in Enable jumper before pairing 2 boards

S1 - Long press 3s into pairing mode. Long press 6s clear the pairing info.
S1+S2 - Long press 1s into TWS slave mode.
S1+S3 - Long press 1s into TWS master mode.
S2+S3 - Long press 1s disconnect TWS connection.

Specification:

Specifications typical @ +25℃, Powered by 30V DC, unless otherwise noted. Specifications subject to change without notice.

Parameter	Condition	Min	Typ	Max
Supply Voltage (VDC)	-	10	24	30
Power output per channel	RL= 3Ω, 10% THD+N			112W
	RL= 4Ω, 10% THD+N			105W
	RL= 3Ω, 1% THD+N			100W
	RL= 4Ω, 10% THD+N			88W
	200W channel: RL= 2Ω, 1% THD+N			208W
THD+N	1W		0.02%
SNR	A-weighted,Gain= 18 dB		108dB
DNR	A-weighted,Gain= 18 dB		109dB
Minimum Load Impedance		3Ω	4Ω
Gain		18dB	24dB	34dB
Efficiency	100W @ 4Ohm		90%
Input Impedance	18dB		48KΩ
	24dB		24KΩ
	30dB		12KΩ
	34dB		7.7KΩ