Mini Digital Amplifier module USB Charger 3W Dual Track with cable

The Mini Digital Power Amplifiers 3W Dual Track provides Class AB power amplifier performance with Class D amplifier efficiency. The use of low noise, no filter structure can save the traditional D class amplifier output low pass filter. It requires very few external components, thus saving PCB space and system cost, which is ideal for portable applications.

Features:

• A d-type amplifier without a filter, low quiescent current, and low EMI.
• When connects with a 4-ohm load and 5V power supply, the output power can be up to 3W.
• Low THD, low noise.
• Short circuit protection; thermal protection.

Specifications:

• Operating Voltage: 2.5-5.5 V (USB power supply).
• Cable Length(mm): 200
• Output Power(Watt): 3W+3W.
• Input Impedance: 2 Kohm.
• Output Impedance: 4 ohm.
• Efficiency: 90%.
• Frequency Response: 50 Hz – 20 KHz.
• Dimensions in mm (LxWxH): 23 x 23 x 10
• Weight (gm): 5

Package Includes:

• 1 x Mini Digital Amplifier module USB Charger 3W Dual Track with cable