Product description: STEMMA Audio Amp - class D audio amplifier 2.5 W mono - PAM8302 - Adafruit 5647
STEMMA Audio Amp is a mono amplifier from Adafruit , with a power of 2.5 W. Thanks to Class D technology, it is extremely efficient and perfect for battery-powered projects. The set does not include a speaker, it must be purchased separately. It has thermal and overvoltage protections that guarantee safe use. The built-in potentiometer allows you to adjust the volume, and the board itself is very easy to use, it does not require soldering . Hassle-free connection and volume control let you enjoy great sound. The kit includes a complete terminal board, breadboard connector and screw terminal blocks .
STEMMA Audio Amp - 2.5 W mono class D audio amplifier - PAM8302 - Adafruit 5647. 
Introductions on the board.Pinout description
- VIN - power pin
- GND - common ground for power supply
- SIGNAL - audio input pin
- VO+ - pin for connecting the power supply of a compatible loudspeaker with an impedance of 4 Ω to 8 Ω
- VO- - pin for connecting the ground of a compatible loudspeaker with an impedance of 4 Ω to 8 Ω
Technical Specifications
- Supply voltage: 5.5V
- Low power consumption: 4 mA in idle state and 0.5 mA in off mode
- Class D amplifier
- Power: 2.5 W at 4 Ω and 1.5 W at 8 Ω
- 50 dB PSRR at 1 kHz
- Output signal frequency: 250 kHz
- Coil with ferrite core and capacitors
- Dimensions: 24 x 17 mm
Set contents
- STEMMA Audio Amp - class D audio amplifier 2.5W mono
The built-in potentiometer allows you to adjust the volume, and the board itself is very easy to use, it does not require soldering. Useful links |
