2 x 50W Class D Bluetooth Audio Amplifier Board - TSA3118
20 or more $21.00
TSA3118 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 of channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC10V-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. People can adjust the audio volume by rotating the real knob.
It's perfect for your Hi-Fi application. You may wish to pair 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 "TSA3118". You don't need a PIN, pair it and then you can play music.
- 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 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 x 2cm
- Bluetooth 4.0
- Bluetooth audio volume control port(BVC)
- Aux in/LIne in auto detect
- Subwoofer output port
- Working voltage: DC10V-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:
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