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Showing 86 results View by: Thread Post Sort by
  • TPA3123D2: there is a problem with the demo board output of tpa3123d2

    Links
    Links
    TI Thinks Resolved
    Part Number: TPA3123D2 Hi team MPN;TPA3123dD2 Detailed description: when Ti demo board is used for debugging, there are several problems: 1.24v power supply and 4 Ω load. When the output power reaches more than 20W, the output will have the same sound…
    • over 3 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3123D2: Class D amplifier IC maximum input level

    Stuart Graham
    Stuart Graham
    Resolved
    Part Number: TPA3123D2 Hello, We have an existing design which uses the TPA3123D2 but need to verify the signal inputs it can tolerate. We supply all VCC from +24V and all GND are at the same 0V potential. I note the absolute maximum input voltage is…
    • Resolved
    • over 2 years ago
    • Audio
    • Audio forum
  • TPA3123D2: signal amplifier with D-amp (not audio)

    Yusuke Mukuno
    Yusuke Mukuno
    TI Thinks Resolved
    Part Number: TPA3123D2 Other Parts Discussed in Thread: LM675 , OPA548 , TPA3118D2 Hi Expert, My customer is considering the signal amplifier with D-amp (not audio) Input 0 to 3.3V (Trapezoidal wave, Tr=Tf=10us) Output 0 to 24V Load condition…
    • over 2 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3123D2: Shutdown Response Time of SD pin

    Shinichi Inoue
    Shinichi Inoue
    Resolved
    Part Number: TPA3123D2 Dear Specialists, My customer'd like to know shutdown response time. I would be grateful if you could advise. --- In the data sheet, about the response time of the mute pin, it is stated that a waiting time (Δt) of 120 ms…
    • Resolved
    • over 3 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3123D2: About the delay of the mute pin

    Ryu Yamashita
    Ryu Yamashita
    Resolved
    Part Number: TPA3123D2 Hi team, The datasheet says that the mute pin has a delay of 120ms when switching, but if it is switched at a high speed (e.g. 100ns), what will be the effect on the IC? Sincerely. Ryu.
    • Resolved
    • over 3 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3123D2: Inductance whistling

    Liu Yang
    Liu Yang
    Resolved
    Part Number: TPA3123D2 Hi Team, We used schematic on page 1 of the datasheet, but it has the problem of inductance whistling at its output. The higher the current is, the louder the sound is. The frequency of the whistling is the same as that of the…
    • Resolved
    • over 4 years ago
    • Audio
    • Audio forum
  • TPA3121D2: TPA3123D2 hot at power up: A somewhat reoccurring question in the forum

    Mark Walker
    Mark Walker
    TI Thinks Resolved
    Part Number: TPA3123D2 First off, I need to apologize up front for a somewhat obscure question since my hands are sort of tied. But as others have experienced, I've seen the issue (TPA3123 hot at power up) pop up a few times in the forums. The problem…
    • over 3 years ago
    • Audio
    • Audio forum
  • TPA3123D2: Amplifier output cut-off

    Ezequiel Yedynak
    Ezequiel Yedynak
    TI Thinks Resolved
    Part Number: TPA3123D2 Dears Sirs, I have a problem with TPA3123D2 amplifier. It worked ok, but at this moment when I rise input signal level, the output is cut-off, current consumption latch in 170mA and the chip start hot. I thought the speakers was…
    • over 5 years ago
    • Audio
    • Audio forum
  • Answered
  • RE: TPA3123D2: Audio amp continues to have Thermal Shut-Down Issues

    Eric Conner
    Eric Conner
    Resolved
    Here is the schematic. Not sure it is being uploaded. There seems to be an issue?? Email might work better or I can send it to Daniel Carlson@TI 2438.CyberData PagingAmpSHT_SCH.pdf
    • over 4 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3123D2: Unused Pin Connection

    hideyuki sakai
    hideyuki sakai
    Resolved
    Part Number: TPA3123D2 Dear, Sir. My customer will use only Left channel (use only LIN). The right channel will not use. How is the better pin connection for - RIN? - ROUT? - BSR? All open is ok? Please give your advice. Best Regards…
    • Resolved
    • over 5 years ago
    • Audio
    • Audio forum
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