Skaitmeninis audio stiprintuvas PAM8403 (2x3W)

Skaitmeninis audio stiprintuvas PAM8403 (2x3W)

Skaitmeninis audio stiprintuvas PAM8403 (2x3W)

Skaitmeninis audio stiprintuvas skirtas prijungti nedidelius garsiakalbius prie valdiklio (2 po 3W).

82 prekės sandelyje

Kaina:

0,95 €

Į krepšelį

Tinklapyje visos kainos nurodytos su 21% PVM.

Už šią prekę premijos taškai neskiriami.

Apie prekę

Operating Voltage: 2.5V ~ 5.5V
Speaker With: 4 ohm ~ 8 ohm (recommended: 4 ohm)
Speaker Power: 2W ~ 8W
Model:PA8403
Size:1.85 * 2.11 cm

Excellent noise suppression, in the absence of circumstances connected to input audio ear close to the speaker can not hear any noise, two-channel stereo, 5V power supply can output 3W 3W power, can directly drive 4Ω, 8Ω small speakers, the output power large, full of energy, good sound quality. The unique non-LC filter Class-D digital power board can be directly used computer USB power supply. Double panel wiring, wiring properly resolve the ground potential caused by balance and inter-channel crosstalk, ultra-miniature design, can easily be placed in a variety of digital products within a small space, high amplification efficiency. All using the whole plate welding machine, welding quality comparable non-manual soldering iron!

Note:
First turn OFF and then powered speakers , or likely to cause damage to the chip;
Because digital volume control module has a great gain , so do not let too much leaving the audio signal input signal cut limiter.
 
Customer common problems:

1, 2 * 3 w miniature digital power amplifier board class D power supply can use the computer?

Answer: power amplifier board can use a computer power supply, but will produce noise may be produced (also some customers did not appear murmurs), the best advice of independent power supply

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