Product Video:
https://www.youtube.com/watch?v=eVkevladRSo&feature=youtu.be
This is a 2x50W audio amplifier board with a new AudioB plus Bluetooth module that supports Apt-X. It has perfect class-D architecture(Based on TPA3116D2) and every channel has 50W power ouput. 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.
It's perfect for your Hi-Fi application, the audio source can be RCA or Bluetooth. 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 "BT Speaker". You don't need a PIN, pair it and then you can play music.
*BVC Port: BVC port can connect with our Audino volume controller to control the Bluetooth audio volume.
TSA1020: HTTPS://www.ebay.com/itm/TSA1020-Digital-Audio-Volume-Controller-Amplifier-Volume-Control-RCA-Port-/222249618403?ssPageName=STRK:MESE:IT
Specification:
Specifications typical @ +25℃, Powered by 21V DC, unless otherwise noted. Specifications 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
- Apt-X supported
- Bluetooth 4.0
- Bluetooth audio volume control port(BVC)
- 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: