Mini Class D Digital Amplifier Board 5W Mono Audio Power Amplifier

Product description Operating current: >1A Power Output: 3~5W Drive Speaker: 4~8Ω SNR: 85dB@ VDD=5V,Vorms=1V Class D Audio Amplifier Low Distortion, Low Noise Floor 1.2.5V to 5.5V operation from a single supply ,and damaged upper 5.5V. 2.A 5V/1A DC adapter is recommended to supply the module. 3.The circuit will be damaged if the power polarity is oppsite. 4.4 Ω 3W Speaker is recommended 5.With mute fuction, Mute by high level on MUTE PIN and play by low level, Low level is default by a pull-down resister. 6.The module is effective for 0.5V to1V audio signal ,;a pre- Amplifier will be needed, if the signal is small. Package Included: 1 x Mini Class D Digital Amplifier Module