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  • RE: I2S Audio (mono) D-class with headphone and mic

    Hi Rick, All of our standalone headphone amps are unfortunately analog input. Putting that aside either the TPA6139A2 or TPA6136A2 could work for you depending on your supply and headphone load. You can find the rest of our Class-AB headphone drivers…
    • Answered

  • TPA6139A2: OUTPUT VOLTAGE versus LOAD RESISTANCE

    Resolved
    Part Number: TPA6139A2 Hi, Our customer is using MAX97720 Headphone Amplifier with their product now. We suggested to him replace it with TAP6139A2. The MAX97720 is not only used as a headphone amplifier but also used as a line amplifier for 10-k ohm…
    • Resolved
    • Answered

  • TPA6139A2: Question of TPA6139 datasheet

    Resolved
    Part Number: TPA6139A2 Dear Sir I promote TPA6139 to customer, I have some question to ask: 1. In Datasheet, there is a parameter of RL(load resistance), it is from 16ohm to 10kohm in the datasheet, I want to know whether this resistance means the load…
    • Resolved

  • TPA6139A2: TPA6139 pop noise issue on mute off

    Part Number: TPA6139A2 Hi all, Please help to check the pop noise issue on TPA6139: we insert a audio jack and then unmute TPA6139 after 200ms. 1. When we unmute TPA6139 on customer's board, we'll get a negative waveform on audio out channel and we'll…

  • RE: TPA6139A2: Problem with gain setting resistor

    The best option is to return through distributor. Sending the parts directly would not open the FA process. Best regards, -Ivan Salazar Audio Applications Engineer - Low Power Audio & Actuators

  • TPA6139A2 Schematic

    Team, Here we'd need your support to help reviewing the schematic for customer. Thanks.
    • Answered

  • TPA6139A2

    Resolved
    Other Parts Discussed in Thread: TPA6139A2 Hello Team, Does the output of TPA6139A2 have the DC element voltage? I consider that TPA6139A2 output doesn't have the DC element voltage regardless of MUTE/un-MUTE from Figure.7 and 8. . Customer want to use…
    • Resolved
    • Answered

  • TPA6139A2 vs. AK4201

    Resolved
    Other Parts Discussed in Thread: TPA6139A2 , TPA6138A2 Dear, Sir. I am promoting TPA6139A2 to replace from AK4201. Customer side, Input is PWM. So that, they put 2-pole LPF input for AK4201. Looks like impossible to construct 2-pole LPF and tune it on TPA6139A2…
    • Resolved

  • RE: LM4916: Evaluation board

    Hi, Nagata-san, I would recommend to take a look at these devices: TPA6139A2 TPA6138A2 TPA6130A2 Best regards, Luis Fernando Rodríguez S.
    • Answered

  • RE: TPA6120A2: TPA6120A2 as a line-driver? Instead of headphone amp?

    Resolved
    Hello Ivan, Thank you for your prompt response. "What are your output requirements?" The product should be connected one of two things. 1) Line receiver such as an amplifier or receiver. or 2) headphones like ear buds or DJ headphones. Is there…

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