Luxus Audio AMB2020NJ - 2x20W Bluetooth Class D amplifier

Data sheet

Brand Luxus Audio
Output Power [Watt] 20
Channel 2
Power Supply (Volt) 12

AMB2020NJ 2x20W audio amplifier card with Bluetooth module. It has a perfect class D architecture (based on MAX98400A) and each channel has a power of 20W. Both channels are able to output nominal power simultaneously and continuously. This card can be powered by any DC10V-24V power supply. It can be used to drive two passive 8Ω speakers. AMB2020NJ can also be connected with our external audio volume control card. People can adjust the audio volume by turning the central knob.

It's perfect for your Hi-Fi application. You may want to associate a mobile phone or computer (etc.). Power the amplifier board. Use your phone or PC (etc.) To search for a new Bluetooth device. The form will appear as "AMB2020NJ". You don't need a PIN, match it and then you can listen to music.

• AMB2020NJ can automatically detect the Aux / Line input in the audio input. The Bluetooth audio source has a higher priority. When Bluetooth audio is paused or bluetooth is disconnected. The amplifier will output the Aux in / Line audio.

• There is an extra LINE OUT audio output jack. It can also be connected to a subwoofer amplifier board.

• BVC port: the BVC port can be connected to our audio volume controller to control the Bluetooth audio volume.

Class D amplifier connection detail

Parameters Specifications

TSA9840 Chip
Dimensions 9.1 x 5 cm.
Power 2 x 20W
Amplifier Class D
Optional volume control
Short-circuit protection Yes
Overtemperature protection Yes
Bluetooth is