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3W+3W Ultra-Micro Audio Digital Power Amplifier PAM8403 Class D Digital Power Amplifier Module

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Contact name:Anna Leung

Ysonix Tech Co.,LTD

3W+3W Ultra-Micro Audio Digital Power Amplifier PAM8403 Class D Digital Power Amplifier Module

Country/Region	china
City & Province	shenzhen

Product Details

3W+3W Ultra-Micro Audio Digital Power Amplifier PAM8403 Class D Digital Power Amplifier Module

Product Parameters:

Size 1.85*2.11cm

Voltage 2.5V-5.5V

Speaker matching 4-8Ω, recommended: 4Ω

Speaker power 2-8W

Effectiveness 90%

Product introduction:

PAM8403 mini class D digital power amplifier board

1. Working voltage: 2.5V-5.5V. Note: The power supply voltage should not exceed 5.5V, and the power supply should not be reversed.

2. Speakers: 4-8 Euro, recommended: 4 Euros; Speaker Power: 2-8W.

3. It can be powered by the computer's USB port 5V power supply, or by using the mobile phone charger USB port 5V power supply, or you can use the lithium battery power supply.

4. High efficiency 90%, 4W load and 5V power supply, 3W (left channel) + 3W (right channel) output power. The efficiency of Class A and Class B power amplifiers is only about 30%, and Class D power is highly regarded under the current green trend.

5. Class D power amplifiers are extremely efficient, do not affect the sound quality due to temperature rise, and do not need to add heat sinks, occupying a small volume.

6. The power amplifier board has a built-in noise canceling circuit, and there is no noise when the power is turned on/off; the module has short circuit over current protection and over temperature protection.

Packing & Delivery:

Company Profile:

Ysonix Sales Team :

FAQ:

Are you manufacturer ?	Yes, we are manufacturer.
How long is your delivery time?	Normally 3-5 working days after payment; Special requirement orders, delivery time is negotiable.
How to make sure the quality?	All product will be inspected by our strict QC department,warehouse,FAE,Sales before shipping.
What is the warranty?	1-3 months to replace new items for free. 1-2 years repairing free according to different products.
Do you accept OEM design?	Yes, we do. We can design according to your requirement, MOQ usually 1-10.
Do you accept pay 30% in advance?	Yes, we do. We can start to prepare your goods when receive 30% payment, and send them after get the rest 70% payment.
What payment terms you accept?	We accept Paypal, T/T, Alibaba Trade Assuarce, Western Union, Wechat, Alipay, in Cash (RMB or USD).