My TPA3123 25+25W bridge proto-amp

macky · 18th November 2010, 05:36 PM

just wanna share my jungle-like proto of TI's Class D chip TPA3123 [25W+25W] bridged amp, this sounds great!

The bridging adapter:

the chip:

testing:

superR · 28th December 2010, 09:29 AM

What schematic have you used? I am interested in using the chip, but I can't seem to find a fool-proof schematic for TI's class D chips

macky · 29th December 2010, 08:20 PM

i did use the schematic from its datasheet, and compared it on EVM user guide...

350650 · 2nd March 2011, 05:12 PM

i also completed the ic based on application schematic diagram but its not working. i didnt wnt through the evm though

macky · 11th March 2011, 11:48 PM

^maybe you forgot the SHUTDOWN / MUTE pins configuration? check it out bro...

18th November 2010, 05:36 PM	#1
macky diyAudio Member Join Date: Jun 2010	My TPA3123 25+25W bridge proto-amp just wanna share my jungle-like proto of TI's Class D chip TPA3123 [25W+25W] bridged amp, this sounds great! The bridging adapter: the chip: testing:

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28th December 2010, 09:29 AM	#2
superR diyAudio Member Join Date: Nov 2006	What schematic have you used? I am interested in using the chip, but I can't seem to find a fool-proof schematic for TI's class D chips

29th December 2010, 08:20 PM	#3
macky diyAudio Member Join Date: Jun 2010	i did use the schematic from its datasheet, and compared it on EVM user guide...

2nd March 2011, 05:12 PM	#4
350650 diyAudio Member Join Date: Dec 2008 Location: Anand Vihar, Delhi-92	i also completed the ic based on application schematic diagram but its not working. i didnt wnt through the evm though

11th March 2011, 11:48 PM	#5
macky diyAudio Member Join Date: Jun 2010	^maybe you forgot the SHUTDOWN / MUTE pins configuration? check it out bro...