3W*2 Mini Digital Power Audio Amplifier Board USB DC 5V Power Supply PAM8403 for Arduino FZ0457
Description:
Power supply: DC2.5-5.5 V
Output power: 3W + 3W (4Ω)
SNR: 90dB
Efficiency: > 90%
Size: 15.5×24 mm
NOTE:
Positive and negative power supply can not be reversed
Power supply voltage can not exceed 5.5V
On-chip high-gain buffer, please do not change any component parameters , or the IC will be damaged.
Please try to use the input line with shielded cable, you can play a role in immunity, eliminate clutter current sound.
BTL output cmos tube drive, can not be negative about the speaker together, that four lines connect the speaker is completely independent, does not allow total access
Package Content:
1 X Mini Digital Audio Amplifier Board
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| Shipping Company |
Shipping Cost |
Estimated Delivery Time |
 |
|
3 - 7 days |
 |
|
3 - 7 days |
 |
|
5 - 14 days |
| Post Air Mail |
Free Shipping |
15 - 45 days |
| Return Policy |
If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion. |
| Seller Service |
On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe). |
