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Description
Brand: Envistia
<p>This miniature PAM8403 3W stereo Class D audio amplifier module offers low THD+N, allowing it to achieve high-quality sound reproduction, all in a form factor about the size of a US postage stamp.</p> <p>It can be used in any DIY design requiring a miniature audio amplifier, especially portable and mobile applications operating on battery power.</p> <p><strong>Features:</strong></p> <ul> <li>Can use the computer USB port, USB power bank or a mobile phone charger to supply the 5V support power</li> <li>Battery power can also be used</li> <li>High efficiency: 90%</li> <li>Can provide 3W (left channel) + 3W (right channel) output power into a 4O speaker load and 5V power supply</li> <li>CMOS class D amplifier design for high efficiency and low cost</li> <li>Noise canceling circuit built into the amplifier board</li> <li>Power on / off without popping noise</li> <li>Module has short-circuit current protection, under-voltage lockout and over-temperature protection (shuts down at an internal temperature of 140C +/- 15C)</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Operating voltage: 2.5V-5.5V</li> <li>Speaker Load: 4-8 Ohms</li> <li>Size: 21 x 18 x 3.4 mm (L x W x H)</li> <li>Net weight:1g</li> </ul> <p><strong>Package Contents:</strong></p> <ul> <li>5x (5 Pieces) PAM8403 Class D Stereo Audio Power Amplifier Module</li> <li>Specifications and usage instructions</li> </ul>
• Super small: 1.85 x 2.11cm. Can be used in a variety of electronic products within a small space
• Dual-channel stereo, 5V power supply can output 3W + 3W power, can directly drive small 4? and 8? speakers with high power and good sound quality.
• Unique Class D digital amplifier board with LC filter can be powered directly from a computer's USB source.
• Can be used in any DIY design requiring a miniature audio amplifier, especially portable and mobile applications operating on battery power.
Model: PAM8403-5X
<p>This miniature PAM8403 3W stereo Class D audio amplifier module offers low THD+N, allowing it to achieve high-quality sound reproduction, all in a form factor about the size of a US postage stamp.</p> <p>It can be used in any DIY design requiring a miniature audio amplifier, especially portable and mobile applications operating on battery power.</p> <p><strong>Features:</strong></p> <ul> <li>Can use the computer USB port, USB power bank or a mobile phone charger to supply the 5V support power</li> <li>Battery power can also be used</li> <li>High efficiency: 90%</li> <li>Can provide 3W (left channel) + 3W (right channel) output power into a 4O speaker load and 5V power supply</li> <li>CMOS class D amplifier design for high efficiency and low cost</li> <li>Noise canceling circuit built into the amplifier board</li> <li>Power on / off without popping noise</li> <li>Module has short-circuit current protection, under-voltage lockout and over-temperature protection (shuts down at an internal temperature of 140C +/- 15C)</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Operating voltage: 2.5V-5.5V</li> <li>Speaker Load: 4-8 Ohms</li> <li>Size: 21 x 18 x 3.4 mm (L x W x H)</li> <li>Net weight:1g</li> </ul> <p><strong>Package Contents:</strong></p> <ul> <li>5x (5 Pieces) PAM8403 Class D Stereo Audio Power Amplifier Module</li> <li>Specifications and usage instructions</li> </ul>
• Super small: 1.85 x 2.11cm. Can be used in a variety of electronic products within a small space
• Dual-channel stereo, 5V power supply can output 3W + 3W power, can directly drive small 4? and 8? speakers with high power and good sound quality.
• Unique Class D digital amplifier board with LC filter can be powered directly from a computer's USB source.
• Can be used in any DIY design requiring a miniature audio amplifier, especially portable and mobile applications operating on battery power.
Model: PAM8403-5X
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