Class D Stereo Amplifier with YDA138

Class D stereo audio amplifier based on the YDA138 chip
Class D Stereo Amplifier with YDA138 - Image 1
Class D Stereo Amplifier with YDA138 - Image 3
Class D Stereo Amplifier with YDA138 - Image 4

SKU 2846-AMPLIYDA138EAN 8219671117579Item type: Assembled,

Description

Class-D stereo audio amplifier based on the YDA138 chip. It can deliver a maximum power of 10+10 W into 8 ohms and 20 W (mono) into 4 ohms. It features a potentiometer for volume adjustment directly on the board, a headphone output on a 3.5 mm stereo jack socket, and screw terminals for power and audio outputs (right and left channels). Power supply: 12 Vdc, dimensions (mm): 70.5×50.5×16.

Technical specifications

  • Power supply: 9 to 15 Vdc (12 Vdc/2 A recommended)
  • Output power:
    – 20 W into 4 ohms (mono)
    – 10+10 W into 8 ohms

Documentation and useful links

Technical details

Power supply 12 Vdc
dimensions (mm) 70.5x50.5x16
Idle current consumption 72 mA
Frequency response 20 Hz – 20 kHz
Efficiency 88%
Channel separation -70 dB at 1 kHz
Weight 40 g

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