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TSA3118 is a 2x50W audio amplifier board with AudioB plus Bluetooth module. It has perfect class-D architecture (based on TPA3116D2) and each channel has 50W power output. Both channels are capable of outputting nominal power simultaneously and continuously.

This board can be powered by any DC 10V-24V power supply. It can be used to drive any 4Ω or 8Ω passive speakers. TSA3118 can also be connected with our TSA1000 external audio volume control board. Users can adjust the audio volume by rotating the real knob.

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 "TSA3118", you can simply pair it up without PIN. Yes, it connects automatically with your device.
You can then play your audio.

  • TSA3118 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. If you want to manually select the Aux in/Line in and Bluetooth audio source, please choose TSA3116 or TSA3117.
  • Multiple TSA3118 boards can be connected together to become a multi-channel amplifier system. The Audio out port can also be connected with a subwoofer amplifier board.
  • BVC Port: BVC port can be connected with our Audio volume controller to control the Bluetooth audio volume.

 

TSA3118 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 TV audio.

 

TSA3118 + TSA1000, Both RCA input and Bluetooth audio volume can be controlled through BVC port

Multiple TSA3118 boards can be connected together to become a multi-channel amplifier system. The Audio out port can also be connected with a subwoofer amplifier board. 

Specification:

Specifications typical @ +25℃, Powered by 21V DC, unless otherwise noted. Specifications are subject to change without notice.

 

Parameter

Condition

Min

Typ

Max

Supply Voltage (VDC)

-

10

21 24

Idle Power

SD Floating

-

1.3W

2.5W

Standby Power

SD Connected to GND

-

0.1W

0.3W

Maximum Current

100W @ 4Ohm

-

5.29A

-

Efficiency

50W @ 4Ohm

87% - 92%

Minimum Load Impedance

 

3.2Ω

   

Switching Frequency

SD Floating

- 394KHZ -
Gain   24dB 25dB 26dB

Input Sensitivity(RMS)

@4Ω, 50W, 1KHz

- 808mV -

Input Impedance

- - 22KΩ -

Output Power

@4Ω THD+N 1%

- 36W -

@4Ω THD+N 10%

- 50W -

Bandwidth @ ±3dB

@4Ω

20Hz

- 20KHz

THD

@4Ω, 1W, 1KHz

-

0.0299%

-

@4Ω, 10W, 1KHz

-

0.073%

-

 

Features:

  • Size: 6.9cm x 9.5cm
  • Bluetooth 4.0
  • Bluetooth audio volume control port(BVC)
  • Aux in/LIne in autodetect
  • Subwoofer output port
  • Working voltage: DC 10V-24V
  • Over/under voltage protection
  • Over current protection
  • Over temperature protection 

Applications:

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

Documents:

  • All the order are shipped within 2 business days. 
  • Products are either shipped from China or Australia. Item locations are mentioned on the product page.
  • Customers will receive tracking code if they have selected the 'shipping method with a tracking code'.
  • Returns are accepted if the customers return the items within 1 month to our address in Australia. If the item has been shipped from China, the customer still has to return the item to Australia. 
  • Return post fees have to be paid by customers. If the product is defective, we will pay the shipping fees.

 

Shipping fees for Australian addresses(Item Location: Australia):

  • Standard Post- using Australia Post: US $5.95 ~ AU $9.00 
  • Express Post: US $9.95 ~ AU $15.00

 

Shipping fees for international addresses (Item Location: Australia):

  • Economy Post (with NO tracking code): US $6.50 ~ AU $9.95
  • Standard Post with tracking code: US $17.50 ~ AU $26.50
  • Express Post with tracking code: US $36.50 ~ AU $55.00

 

Shipping fees for Australian and international addresses:(Item location: China):

  • Registered post with a tracking code: US $3.95 ~ AU $6.00 
  • Express Post with tracking code: US $25.00 ~ AU $38.00 

 

How long does it take to reach the USA, UK, Germany, Australia Canada and other EU countries?  

From China: If we ship from China, the delivery time can be from 7 working days to 15 working days. See the proof on the images below. US based orders are delivered more quickly than other countries.

Most of the USA, UK, Canada, Australia, and Germany  based orders are delivered within 7 days. However, because of customs related processes, it can sometimes take up to 15 days.  Check out all the shipment proof images on this page. 

 

From Australia: If you have chosen standard post, you will receive your parcel in 3-5 days (in Australia) and 5-7 days (outside Australia)

If you have chosen economy post, you will receive your parcel in 3-5 days (in Australia) and 15-25 days (outside Australia)

 

What is the proof that we really ship and they are delivered ?

 Check out all the shipment proof images on this page. 

 

Where do we ship from ? 

We ship our products from Australia and China depending upon what you purchase. BuildCircuit's original products are shipped from Australia. 

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