Specifications

1)100% Brand New
2)good quality,fast shipping
3)some items are in stock
4)12 months warranty

Mini Digital Power Amplifier Board  5V USB Power Supply 3W+3W DC AMP Module

 

Feature:

 

1. Power supply: DC3.6-5.5 V.

 

2. Output power: 3W + 3W (4Ω)

 

3. SNR: 90dB.

 

4. Efficiency: > 90%. 

5. Size: 15.5×24 mm.

 

NOTE:

 

1. Single lithium battery or USB power supply is suitable, also can use three 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.

 

2. + and - of power supply can't be reversed, power supply voltage can't be more than 6V, otherwise it will damage the IC.

 

3. 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.

 

4. input wire please use shielding wire, can rise anti-interference function, eliminate clutter current sound. 

5. output is CMOS BTL drive mode,4 wire is completely independent, don't connect together!

 

 

Payment Terms: T/T &Western Union are warmly welcomed.Paypal is also acceptable for samples.

Shipping Terms: Sample order send by DHL, Fedex,UPS or EMS                       

Delivery Time: 3-5 working days,some items are in stock.

Packing: Polybag can make the package according to customers' requirements

Warranty time : we provide 12 month warranty for all of our goods.