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Specification
Brand : WWZMDiB
BulletPoint1 : Ultra Mini Size: 21 x 18 x 3.4mm(L x W x H). Various digital products can be easily placed in a small space for efficient amplification; double-sided wiring can properly solve the wiring caused by potential balance and crosstalk between channels
BulletPoint2 : Working voltage：2.5V - 5V
BulletPoint3 : Two-channel stereo, 5V power supply can output 3W+3W power, can directly drive 4Ω, 8Ω small speakers, the output power is large, the energy is sufficient, and the sound quality is good
BulletPoint4 : Excellent noise suppression, no audio input with ears close to speakers, no noise can be heard; unique Class D digital powerless board with LC filter can be powered directly from the computer's USB
BulletPoint5 : For any DIY design that requires a miniature audio amplifier, especially battery powered portable and mobile applications
ExternallyAssignedProductIdentifier1 : 618202520518
ExternallyAssignedProductIdentifier2 : 0618202520518
IncludedComponents : Quick Start Guide
ItemName : WWZMDiB 6Pcs PAM8403 Mini Digital Power Amplifier Board Class D 2x3W 2.5-5V Input
ItemPackageDimensions_Height : 17.7038 centimeters
ItemPackageDimensions_Length : 1.7018 centimeters
ItemPackageDimensions_Width : 10.0076 centimeters
ItemTypeKeyword : audio-component-amplifiers
Manufacturer : WWZMDiB
MaximumSupplyVoltage : 5 volts_of_direct_current
ModelName : PAM8403 Ultra Mini Digital Power Amplifier Board
ModelNumber : PAM8403
MountingType : Surface Mount
NumberOfChannels : 2
NumberOfItems : 6
OutputPower : 6 watts
PackageTypeName : Bulk Packaging" or "Component Tray
ProductDescription : WWZMDiB 6Pcs PAM8403 Mini Digital Power Amplifier Board Class D 2x3W 2.5-5V Input

Specification:
-Speaker Band: 4-8ohms Recommended: 4 ohms
-Speaker power: 2-8W

Feature:
-Can use the computer USB port 5V power supply or use the mobile phone charger USB port 5V power supply
-Battery powered also available High efficiency: 90%
-Can provide 3W (left channel) + 3W (right channel) output power under 4 loads and 5V power supply
-The efficiency of class A and class B amplifiers is only about 30%
-Class D amplifiers are highly regarded today
-Class D power amplifier is very efficient, does not affect the sound quality due to temperature, and does not add heat sinks,
takes up less space, and has a built-in noise reduction circuit on the power amplifier board.
-No popping sound when power on/off
-The module has short circuit current protection and over temperature protection

Application:
-LCD TVs, monitors
-laptop
-portable speaker
-Portable DVD Players, Game Consoles
-Telephone / Speakerphone

Package Includes:
-6Pcs PAM8403 Ultra Mini Digital Power Amplifier Board
-10Pin 21cm/8 in Male to Female Jumper Wires.
-10Pin 21cm/8 in Female to Female Jumper Wires.
ProductSiteLaunchDate : 2022-09-06T10:35:11.785Z
SupplierDeclaredDgHzRegulation : not_applicable
UnspscCode : 52161547
Voltage : 5 volts