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Product Parameters

Chip model: TPA3118D2

Power supply voltage: DC12-28V (recommended 24V)

Power supply interface: DC socket (5.5 * 2.1)

Input current: 3A

Output power: 45W * 2

Output impedance: 4-8 Ω

Input impedance: 1K Ω

Signal to noise ratio: 100dB

Magnification factor: 30TSP

Number of channels: Dual channel

3.5mm socket/XH2.54-3 terminal socket

Appearance dimensions: 65.9mm * 53.7 * mm * 13mm L * W * H

Product Function

The power supply range of the motherboard is DC12-28V, and 24V power supply is recommended. When powered by 12V, the output power is 20W per channel, and when powered by 24V, it is 45W per channel. Recommended 24V power supply, connected to dual 30W speakers. The product IC is equipped with overcurrent protection, overheating protection, overcurrent protection, and short circuit protection, which can be used with confidence. There are two options for audio input: the 3.5mm audio input jack XH2.54-3P small terminal. When using the XH2.54-3P small terminal to connect input audio, pay attention to INR -- right channel, INL -- left channel, GND -- ground. In addition, during use, the volume can be adjusted by turning the volume knob clockwise to increase or counterclockwise to decrease.

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