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19 Jul 2017, 13:23

Reference Design of Digilent Pmod AMP3

This is a reference design of Digilent Pmod AMP3 – RS Part Number (134-6461). The Digilent Pmod AMP3 was converted into DesignSpark PCB format. Download link of the project files and the datasheet of Digilent Pmod AMP3 can be found in this article.

 

The Digilent Pmod AMP3 is a Pmod 2W Class-D amplifier module. It uses I2C standard to transmit audio. The digital volume and dynamic range can be change via I2C interface. It also provides a standalone mode that does not require I2C interface.

  • 2W Class-D amplifier
  • 2x 3.5mm audio jack with left and right channel separation
  • Volume and dynamic control for each channel
  • Stand-alone mode
Schematic of Digilent Pmod AMP3
 
PCB layout of Digilent Pmod AMP3
 
3D view of Digilent Pmod AMP3

 

BOM list of the board (key components)

RS Part Number

Manufacturer Part Number

Manufacturer

Description

(820-9413)

SSM2518

Analog Devices

Class-D Amplifier

(389-817)

RCU-0C

TE Connectivity

Ferrite Bead

(251-8086)

W81102T3825RC

RS Pro

2 Pin Header

/

PJ-320

Eastern Electronics

3.5mm Audio Jack

Downloads

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19 Jul 2017, 13:23