2*2W @4
Ω
PAM8803 Class-D Audio Amplifier Board
Note:
1. You are allowed to use only one way to power the amplifier board at a time.
2. The maximum supply voltage shall not exceed 14V.
3. One less than 6V battery or more connected in series can be used to power the
board. The minimum limited number is 2 AA batteries.
2.2 Input Connection
You may use 3.5mm headphone jack for audio signal input or use 2510 socket’s
mounting holes for line level audio input.
FIGURE 2-3 INPUT CONNECTION (AA-AB32131)
FIGURE 2-4 INPUT CONNECTION (AA-AB32133)
TABLE 2-2 INPUT PORT
Connector Mark
Description
Lin Left
Channel
Input
GND GND
Mounting Holes (J4)
Rin
Right Channel Input
3.5mm Headphone Jack
J7
Left and Right Channel Input
Note:
You are allowed to feed only one group (dual channel) of audio signal to the
amplifier board at a time.
2.3 Output Connections
You may use either terminal blocks for audio signal output or use mounting holes when
this board is used as a daughter board.
©
2004-2010 Sure Electronics Inc
AA-AB32131&AA-AB32133_Ver1.0_Page 6
