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  • TPA3221EVM: Schematic design files

    TI Thinks Resolved
    Part Number: TPA3221EVM Hi, Can you share the TPA3221EVM schematic design files?

  • TPA3221EVM: TPA3221EVM current of PVDD behavior issue

    TI Thinks Resolved
    Part Number: TPA3221EVM Hi Team, We have measured TPA3221EVM startup timing for Current(from power supply to PVDD), PVDD, FAULT, and OUT1_P. We found that there is negative current at start. It was so strange and confused us. And there were several inrush…

  • RE: TPA3221EVM: Output power doesn´t work

    Hi Robert, Yes, VDD = 5V. Michael
    • Answered

  • TPA3255EVM: TPA3255EVM vs TAS5630PHD2EVM for Bass Guitar Amp

    Resolved
    Part Number: TPA3255EVM Other Parts Discussed in Thread: LM3886 , TAS5630PHD2EVM , TPA3221EVM , TPA3255 , TAS5630 I've designed several Guitar and Bass amplifiers around the LM3886 Cass A/B IC and I check TI website every week hoping for updates for inventory…
    • Resolved
    • Answered

  • TPA3221EVM: PCB Design files for the EVM?

    Resolved
    Part Number: TPA3221EVM Other Parts Discussed in Thread: TPA3221 , Hello, I am investigating using the new TPA3221 amplifier in a family of new designs as it seems to suit our current requirements. I am in the process of finalizing a design based on TPA3118…
    • Resolved
    • Answered

  • TPA3221EVM: Maximum recommended/Allowable PVDD

    Resolved
    Part Number: TPA3221EVM Other Parts Discussed in Thread: TPA3221 I have received the TPA3221EVM I ordered and it works perfectly. However, I have questions regarding the maximum PVDD allowed; Why is the EVM constrained to 30 VDC maximum as stated in…
    • Resolved

  • TPA3221: How to achieve idle power 0.25W under Head-modulation ?

    TI Thinks Resolved
    Part Number: TPA3221 Hi How to achieve idle power 0.25W under Head-modulation ? We tested the TPA3221EVM using 24V supply and see when no audio input the EVM will consume 24V x 0.061mA = 1.464W. How to configure TPA3221EVM to show idle power 0.25W under…
    • Answered

  • RE: TPA3221: TPA3221

    Resolved
    Hi Yuval, The schematic file is located on the TPA3221EVM page. You can download that from there. Here's the gerber files for the TPA3221EVM. Gerbers.zip Best Regards, Robert Clifton
    • Answered

  • RE: class D amplifie Guitar

    Resolved
    Hi Anatoliy, TPA3255EVM, TPA3251EVM, TPA3245EVM, TPA3244EVM, TPA3221EVM and TPA3220EVM are all compatible with the SideGig-Guitar Evaluation Module board! The power supply would have to be one that you have however. Hope this clarifies things. Best Regards…

  • TPA3221: THD+N in PBTL AD Modulation

    TI Thinks Resolved
    Part Number: TPA3221 Hi, A customer is going to use TPA3221 by PBTL AD Modulation. He says that his measurement data of TPA3221EVM THD+N is not less than 0.05 percent. And it is worse than Typical Characteristics of the datasheet. Q: Did the figures in…

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