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Description
This is a 2 x 50W audio amplifier board with AudioB plus Bluetooth module. It has a perfect class-D architecture (based on TPA3116D2) and every 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.
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 "BT Speaker", you can simply pair it up without PIN. Yes, it connects automatically with your device.
You can then play your audio.
*BVC Port: BVC port can connect with our Audio volume controller to control the Bluetooth audio volume.
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
- Bluetooth 4.0
- Bluetooth audio volume control port(BVC)
- Working voltage: DC10V-24V
- Over/under voltage protection
- Overcurrent protection
- Over temperature protection
Applications:
- Personal computer
- Background music system
- Musical instrument amplifiers
- Home DIY
- Car audio
Documents:
Shipping & Return
SHIPPING
Our default shipping method is Registered International Post with a tracking code. Alternatively, you may opt for express shipping via DHL or FedEx.
Please note that we endeavor to ship all orders within 24 to 48 hours. The typical delivery time frame ranges between 2 to 4 weeks.
Kindly be aware that unforeseen circumstances, including customs or postal delays, may occasionally affect delivery times beyond our control.
Customers are responsible for any customs charges and should verify their country's customs policy.
RETURNS
If you are dissatisfied with the product, you may initiate a return within one month from the date of delivery. Please ensure that the product is sent back to our address in Sydney, Australia. Kindly note that all shipping charges associated with the return are the responsibility of the customer.
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