5pcs Power Amplifier Module Compact High Efficiency For Small Devices

5pcs Power Amplifier Module Compact High Efficiency For Small Devices

Feature: \n 1. PAM8403 mini type D digital power amplifier can be easily put in small space of many digital products, high amplification efficiency.\n2. It can be powered by computer USB 5V, or phone charger 5V, or lithium battery.\n3. High efficiency 90%, can provide 3W (left channel)+3W (right channel) when using 4\u03A9 load and 5V power supply.\n4. Type D power amplifier has very high amplification efficiency, sound quality will not be effected by temperature rise, no need of heat sink.\n5. Build-in noise reduction circuit, no noise when power on/off, supports short circuit, over current and over temperature protection. \n\nSpecification: \n\nFeatures: \n\n--\n\nPAM8403 mini type D digital power amplifier can be easily put in small space of many digital products, high amplification efficiency. \n\n--\n\nIt can be powered by computer USB 5V, or phone charger 5V, or lithium battery. \n\n--\n\nHigh efficiency 90%, can provide 3W (left channel)+3W (right channel) when using 4\u03A9 l:

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