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  • TPA3138D2: TPA3138D2 - 1SPW mode - BTL output - loading and current limit question

    TI Thinks Resolved
    Part Number: TPA3138D2 Tool/software: We use TPA3138D2 for our AMP design , we find some protect issue need TI proivde detail information Our Design Setting: a)1SPW Mode b)Stereo BTL output c)PVDD 8V supply d)20dB Gain e)PLIMIT Set to GVDD…

  • PCM5100A: attenuation prior to TPA3138D2

    TI Thinks Resolved
    Part Number: PCM5100A Other Parts Discussed in Thread: TPA3138D2 , Tool/software: Hello, My customer is using PCM5100A and TPA3138D2 for their board and observing some distortion at the maximum volume. As a workaround, they plan to put some attenuation…
    • Answered

  • TPA3138D2: /SD/FAULT pin internal pull

    Resolved
    Part Number: TPA3138D2 Tool/software: Hi, I would like to check whether there is any internal pull down at /SD/FAULT pin? Currently, my customer is using 27K pull up to AVCC and got 3.3V at /SD pin. Thanks and Best regards, Tiger
    • Resolved

  • TPA3138D2: Pop and Click in startup

    TI Thinks Resolved
    Part Number: TPA3138D2 Tool/software: Dears， The customer connects the pin2 SD/FAULT enabled amplifier IC through MCU IO, there is a Pop and Click sound in startup. The datasheet sheet describes Pop and Click Free Startup.

  • TPA3138D2: some issue and sch review

    TI Thinks Resolved
    Part Number: TPA3138D2 Tool/software: Hi Customer have some issue need some advice 1. If the input exceeds 50%, it will produce a popping sound 2. The filtering capacitor at the power supply point will pull down the supply voltage, causing other…
    • Answered

  • TPA3138D2: PLIM configuration

    Resolved
    Part Number: TPA3138D2 if the AVDD is 5V, the speaker is 4Ω, Maximum power is 4W. How can I configurate the PLIMIT Pin? I did not get it via the datasheet. Could you give me a calculation example?
    • Resolved

  • TPA3138D2: Fault reporting

    TI Thinks Resolved
    Part Number: TPA3138D2 I am confused about the description of fault reporting. The customer have pull up this pin to an external 5V. When in the normal state, it will be 5V or 0V? When there is fault, it will be 5V or 0V?

  • TPA3138D2: pspice model

    TI Thinks Resolved
    Part Number: TPA3138D2 Hi team, Do we offer PSPICE model for TPA3138? Any simulation model that we offer for TPA3138? Thanks and Best regards Will

  • TPA3138D2: Issues getting design through EMC conducted emission test.

    Part Number: TPA3138D2 Tool/software: Hi, We have a PoE powered LoudSpeaker using the TDA3138D2 as the audio amplifier into a 4ohm load, in PBTL mode. The test house has reported - With the unit not emitting any audio, there is little noise near…

  • TPA3138D2: Using the TPA3138 in inverting summing mode.

    TI Thinks Resolved
    Part Number: TPA3138D2 Hi Team, Good day. I am posting this inquiry on behalf of the customer. Hello, would it be possible to use the TPA3138 in inverting summing mode using the RIN- pin as the signal input instead of RIN+? I would like to be able…

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