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Voice Module

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PAM8302A 2.5W Mono Class D power amplifier module

Overview
 ● LC PAM8302A Mono power amplifier module equipped with 2.5W high efficiency, low noise, mono D differential input power amplifier chip, With small size, good sound quality characteristics. suitable for impedance 4-8Ω, speaker power within 10W .

The function and characteristics
 ● On-board with PAM8302A audio amplifier chip, gain 24dB
 ● Operating voltage: 2.5V-5V
 ● Output power: 5V power supply when the maximum output power 2.5W
 ● With thermal protection and short circuit protection
 ● Quiescent current 4mA, but while shutdown mode, the current is only 1uA

The board size
 ● 24.5*15.5mm

The board function description
 ● VCC, GND: Operating voltage input
 ● SD: enable side (can be suspended when normal work, then go to GND when the shutdown mode)
 ● IN +, IN-: audio signal input
 ● VO +, VO-: audio signal output


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