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FOR-Arduino Arduino Kits, LDTR-WG0127 PAM8403 DC 5V Class D Mini Digital Amplifier Board Module - Green
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About FOR-Arduino Arduino Kits, LDTR-WG0127 PAM8403 DC 5V
Please choose correct model and size before ordering.LDTR-WG0127 PAM8403 DC 5V Class D Mini Digital Amplifier Board Module - GreenSpecifications:- Operating voltage: 2.5V~5.5V- Speaker With: 4~8ohms, recommended: 4ohms- Speaker Power: 2~8W- Can use the computer USB port 5V power supply or using a mobile phone charger USB port 5V power supply, battery power can also be used- High efficiency: 90%, can provide 3W (left channel)+3W (right channel) output power under 4ohm load and 5V power supply conditions; Class A, class B amplifier efficiency is only about 30%- Class D amplifier is highly respected today, class D amplifier efficiency is extremely high, sound quality won't be affected due to increasing temperature; Do not need heat sink and take less space- Noise canceling circuit was built in the amplifier board, no pop noise when power on / off; With short-circuit current protection and over-temperature protectionApplication:LCD TVs, monitors, laptops, portable speakers, portable DVD players, game consoles and phone / speakerphoneNote: Must connect speaker first, then power on, or chip may be damaged; Do not input too large audio signal larger; Output port negative of left / right channel can not be in parallel; Max. working voltage: 5.5VGeneralQuantity 1PieceColor GreenMaterial PCBSpecificationDimensions & WeightDimensions 0.79 in x 0.79 in x 0.12 in (2 cm x 2 cm x 0.3 cm)Weight 0.18 oz (5 g)Packing List2 x Board1 x Plastic BoxItem ships from CHINA. delivery time 15-25 days.
