uxcell 8403A Digital Amplifier Board with Potentiometer,2.5-5V Output 3W+3W Module 4pcs......
Product details
| Management number | 241802183 | Release Date | 2026/07/18 | List Price | US$7.17 | Model Number | 241802183 | ||
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uxcell 8403A Digital Amplifier Board with Potentiometer,2.5-5V Output 3W+3W Module 4pcs
[FEATURE] D class power amplifier board high 2.5 ~ 5 v, can be usb(laptop) power supply; Power efficiency: for D class about 90% (for A or B class about 30%).
[PARAMETER] IC Model: 8403A; Limited operating voltage 5.5V; Maximum output power: adjustable 3W + 3W (left and right channel); Overall Size:30 x 34 x 14 mm / 1.18 x 1.34 x 0.55 inch (L*W*H).
[FIT] For speaker's impedance: 4 - 8 Ohm (refer to 4 Ohm); For speaker's power: 2 - 8 W.
[NOTE] Speakers should be loaded before power supplied.The "-" output end of left and right channel can not be connected together, or the IC will be burnt.
[APPLICATION] widely used in diy project.
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