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Showing 19 results View by: Thread Post Sort by
  • LM4952: Thermal Shutdown

    ttd
    ttd
    TI Thinks Resolved
    Part Number: LM4952 Tool/software: Dear Technical Support Team, The LM4952 has a thermal shutdown function, What is the internal circuitry of the LM4952? For example, is there a temperature monitoring circuit built in near the output buffer circuit…
    • over 1 year ago
    • Audio
    • Audio forum
  • LM4952: Sound output issue

    Taku Murayama
    Taku Murayama
    Part Number: LM4952 Tool/software: The LM4952 is used in the range of VDD from 11.7 V to 15.9 V, but when VDD is approximately less than 12 V, no sound may be output after power-on. The shutdown pin is controlled externally with a voltage of 3.3 V,…
    • over 2 years ago
    • Audio
    • Audio forum
  • Answered
  • LM4952: volume control spec

    Ryoma Ohashi
    Ryoma Ohashi
    Resolved
    Part Number: LM4952 Hi team, In the datasheet for LM4952, only typical value is listed for volume control section. My customer has requested us to provide maximum/minimum spec for VOL_max and VOL_min. Is it possible to provide spec information…
    • Resolved
    • over 2 years ago
    • Audio
    • Audio forum
  • LM4952: Replace recommendations of LM4952

    Statham Su
    Statham Su
    Part Number: LM4952 Other Parts Discussed in Thread: LM4950 Hello Sir: Can you recommend a pin to pin part for replacing LM4952? Or can you recommend a class AB part and the total dimension is smaller than LM4952? Please help to provide recommendations…
    • over 4 years ago
    • Audio
    • Audio forum
  • Answered
  • LM4952: Power supply current estimation

    Kazuki Itoh
    Kazuki Itoh
    Resolved
    Part Number: LM4952 Hi team, Could you please let me know how to estimate power supply current when RL=8Ohm (4W) speaker and VIN=12V? The datasheet shows that for RL=4Ohm in Figure 35. But I cannot find what I want (RL=8Ohm). Regards, Itoh
    • Resolved
    • over 4 years ago
    • Audio
    • Audio forum
  • Answered
  • LM4952: Reduce click noise

    Hideki Hayashi1
    Hideki Hayashi1
    Resolved
    Part Number: LM4952 Hi team, Customer has concern about click noise. They understand 1dB/step is minimum step. But they want to reduce click noise at external circuit. Could you give me advises to reduce click noise? Regards, Hideki
    • Resolved
    • over 5 years ago
    • Audio
    • Audio forum
  • Answered
  • LM4952: 64ohms capability

    Kai Nomiyama
    Kai Nomiyama
    Resolved
    Part Number: LM4952 Hi Audio team, My customer is considering to use LM4952 as 64ohms headphone amp driver. Do you have any data with 64ohms load with following condition? > 12Vdd, 10/20% THD+N In addition, is it ok to use LM4952 as 64ohms headphone…
    • Resolved
    • over 6 years ago
    • Audio
    • Audio forum
  • LM4952: POWER SUPPLY BYPASSING

    Kai Nomiyama
    Kai Nomiyama
    TI Thinks Resolved
    Part Number: LM4952 Hi Team, I have a question about power supply bypassing. LM4952 datasheet says 10uF tantalum bypass capacitor is needed for power supply bypassing. I think this is because of phase margin. Question here is is it ok to use electrolytic…
    • over 6 years ago
    • Audio
    • Audio forum
  • LM4952: LM4952 Ground Question

    Rocketman46
    Rocketman46
    TI Thinks Resolved
    Part Number: LM4952 Hi All, I am currently using one channel, channel A (pins 2 and 4) on the LM4952TS chip. My question is what do I do with the unused channel B pins. Do I short pin 8 (-VIN B) and pin 7 (VOUT B) to GND? Look Forward to your reply…
    • over 8 years ago
    • Audio
    • Audio forum
  • LM4952: Single end output 8ohm/5W@12V

    Kai Hsiao
    Kai Hsiao
    Part Number: LM4952 Other Parts Discussed in Thread: TPA3125D2 Dear Sir We need 8ohm/5W@12Viin single-end output stereo audio amp May I know which TI solution can support
    • over 9 years ago
    • Audio
    • Audio forum
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