1pcs Dc 5v Power Supply 3wx2 Digital Power Audio Amplifier Board Module

US $420

  • Clinton Township, Michigan, United States
  • Jan 29th
Power supply: DC2.5-5.5 V. Output power: 3W + 3W (4?). SNR: 90dB. Efficiency: > 90%. Size: 16x24 mm. NOTE: Single lithium battery or USB power supply is suitable, also can use four sections of 1.5V battery, if use with the transformer power supply,it must add 5V voltage circuit, more than 6V will burn IC out. + and - of power supply can't be reversed, power supply voltage can't be more than 6V, otherwise it will damage the IC. There were high gain buffers, can't change any board device parameters, do not accord with the parameters of the IC will lead to damage. Input wire please use shielding wire, can rise anti-interference function, eliminate clutter current sound. Output is CMOS BTL drive mode,4 wire is completely independent, don't connect together! Package Content: 1pcs Mini Digital Audio Amplifier Board  DC 5V Power Supply

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