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  • TPA3220: TPA3220 EVM test fail

    Part Number: TPA3220 Other Parts Discussed in Thread: TPA3255EVM Hi Team, The spec is show TAS3220 can support 100W, but to be burned out at 20W testing, please help suggestion, thanks! CH1= Speak Output CH2=Audio Input CH3= CLIP_OTW CH4= Fault PVDD…

  • TPA3220: Gain Setting

    TI Thinks Resolved
    Part Number: TPA3220 Dear TI team I would like you to answer the following questions regarding gain settings. Our customers have asked us about the Gain error in the table below. 1. Our customers have asked us about the Gain error in the table below…
    • Answered

  • TPA3220: Pspice model

    Resolved
    Part Number: TPA3220 Hello Experts, Do you have a Pspice model of TPA3220? I confirmed a library of Pspice For TI and TI.com but I could not find it. Best Regards, Fujiwara
    • Resolved
    • Answered

  • TPA3220: input voltage specification

    Resolved
    Part Number: TPA3220 Hello Experts, I would like to understand a definition of input voltage spec. The datasheet specified VIN(max)=+/-2.8V. My understanding is that the maximum input voltage swing is -0.3V~+5.3V (VDD=5V, per INx_P/M), correct? Best Regards…
    • Resolved
    • Answered

  • TPA3220: reset pales width and gain vs. frequency response

    Resolved
    Part Number: TPA3220 Hello Experts, Customer has question as follows. Would you please answer them? 1. How long does the duration time of "L" width need for device reset? 2. Do you have gain vs. frequency response graph? And also please tell variation…
    • Resolved
    • Answered

  • TPA3220: Single-ended non-inverting.

    Resolved
    Part Number: TPA3220 10.2.1.2 Detailed Design Procedures: "The device inverts the audio signal from input to output." I'm assuming this applies to differential inputs. Would prefer that the amp didn't invert. Can I put single-ended into…
    • Resolved
    • Answered

  • TPA3220: /CMUTE and /FAULT pins transition time during start-up

    Resolved
    Part Number: TPA3220 Hi Experts, My customer has question as follows. Would you answer them? 1. Customer measured a transient time of /CMUTE-pin while device started up. The datasheet mentioned that it is about 20ms, but the measurement result is 4~5ms…
    • Resolved
    • Answered

  • TPA3220: questions (RESET, OSCP/M, table 5 in datasheet and /FAULT, /OTW_CLIP terminals)

    Resolved
    Part Number: TPA3220 Hello Experts, I have couple of question for TPA3220. Would you please answer them? 1. RESET The datasheet mentioned below comment. "To ensure thermal reliability, the rising edge of RESET must occur no sooner than 4 ms after the falling…
    • Resolved
    • Answered

  • TPA3220: Simplest Way to Use the Internal LDO and Resolve the RESET Issue - Resistive Divider or External Regulator

    Resolved
    Part Number: TPA3220 Other Parts Discussed in Thread: LM317 , Okay, I had the same issue with the RESET line and verified that applying an external 5V on RESET started the part. This is mentioned in the forum here. (Nick and Luis contributing.) However…
    • Resolved

  • TPA3220: noise issues

    TI Thinks Resolved
    Part Number: TPA3220 Hi, I have designed two PCBs using the TPA3220 both of which are working very well with one caveat I have to make sure that the source driving the amplifier PCB is isolated in terms of its power supply or I get some horrible high…

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