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Showing 28 results View by: Thread Post Sort by
  • TPA3121D2: [GIT] TPA3121D2(Mute issue after reset)

    Luke Park
    Luke Park
    TI Thinks Resolved
    Part Number: TPA3121D2 Hi, Amp team My customer has reported technical issue on TPA3121D2. Description: TPA3121D2 is Mute, after power on or Reset the device. The AMP output turns OFF after approximately 5–6 seconds. When power is cycled or the…
    • 28 days ago
    • Audio
    • Audio forum
  • Answered
  • TPA3121D2: PCN problem

    Grace Chong
    Grace Chong
    Resolved
    Part Number: TPA3121D2 Hi TI team, Regarding this device there was a PCN#20231207005.0 release on December 08, 2023. May I know what is the meaning of "ECAT information"? Please eleaboarte the meaning of "ECAT" if it is an abbreviation. Thank you…
    • Resolved
    • over 2 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 4 years ago
    • Audio
    • Audio forum
  • TPA3121D2: TPA3121D2

    Meghna Patel
    Meghna Patel
    TI Thinks Resolved
    Part Number: TPA3121D2 I am using TPA3121D2 in single ended configuration with 8 Ohm load. I am facing issue if interference of oscillator switching frequency with output signal. Query 1: Without giving any input at Lin pin, Output at Lout is always…
    • over 8 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3121D2: Gain db is less TPA3121D2

    Divy
    Divy
    Resolved
    Part Number: TPA3121D2 Hi Shawn, While testing audio power amplifier TPA3121D2 , i find gain is 4db than what is set through gain resistors. As per datasheet , tolerance is of +-2db only. I give 24V input , i find clipping at output more than 7V…
    • Resolved
    • over 7 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3121D2: tpa3121d2

    RANGA SWAMY K
    RANGA SWAMY K
    Resolved
    Part Number: TPA3121D2 Hi, Please help me to understand below two queries. I would like to understand the reason behind the recommendation of bulk capacitor 470uh for both VCC pins of tpa3121d2 audio amplifier, shall we use lower capacitance instead…
    • Resolved
    • over 8 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3121D2: Powering TPA3121D2

    Divy
    Divy
    Resolved
    Part Number: TPA3121D2 Hi, Can anyone suggest a suitable low noise switching regulator/LDO for TPA3121D2. VCC > 24V from 28V. Power dissipation is around 1W. Thanks, Divya
    • Resolved
    • over 8 years ago
    • Audio
    • Audio forum
  • Answered
  • TPA3121D2: What's difference between TPA3121D2 and TPA3124D2?

    Jerry Chu
    Jerry Chu
    Resolved
    Part Number: TPA3121D2 Other Parts Discussed in Thread: TPA3124D2 Hi Expert, As title. Thanks!
    • Resolved
    • over 8 years ago
    • Audio
    • Audio forum
  • TPA3121D2: TPA3121D2PWP

    RANGA SWAMY K
    RANGA SWAMY K
    TI Thinks Resolved
    Part Number: TPA3121D2 Hi, How does TPA3121D2PWP react to a 20 usec rail transient on its power supply rails. In our current design, this device is powered with 24.5V and used more than 470uf bulk capacitor. Basically I would like to know whether…
    • over 8 years ago
    • Audio
    • Audio forum
  • Powering TPA3121D2

    Divy
    Divy
    TI Thinks Resolved
    Other Parts Discussed in Thread: TPA3121D2 , LM317 , TPS5410 Hi, Can anyone suggest a suitable low noise switching regulator/LDO for TPA3121D2 . VCC > 24V from 28V. Power dissipation is around 1W. Thanks, Divy
    • over 8 years ago
    • Power management
    • Power management forum
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