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  • LM4871: Need support in calculating the power supply required

    Part Number: LM4871 Dear team, I am planning to use LM4871MX for my design. I am planning to operate the device at 3.3V and device is expected to drive at 8ohms loads. How much current should be supplied at 3.3v rails for proper operation.

  • LM4871: Absolute Max Ratings of Vo1/Vo2

    Part Number: LM4871 Hello, I cannot find the Absolute Max Ratings of LM4871's Vo1/Vo2 in the data sheet, however, how does the LM4871 behave if a voltage is externally applied to these pins when a supply to the LM4871 is turned off? Could it damage…
    • Answered

  • LM4871: Output Temporary Conflict

    Resolved
    Part Number: LM4871 Hello, I'm wondering what kind of impact could be expected on two LM4871s and a speaker when outputs of the two LM4871s are temporarily connected together. An LM4871 is used on a card in a redundancy system. When the card is being…
    • Resolved

  • LM4871: ne5532 and LM4871

    TI Thinks Resolved
    Part Number: LM4871 Other Parts Discussed in Thread: NE5532 , I want to know 1. The difference between audio op amps such as ne5532 and speaker amps such as lm4871 in application? 2. Can they all drive the speakers directly? 3. The audio DAC…

  • LM4871: LM4871 : The LM4871 output is earphone,but the earphone is very hot. Why?

    TI Thinks Resolved
    Part Number: LM4871 Hi, I use LM4871 to drive a earphone, but after the earphone is plugged in, the earphone is very hot. Why? below is the schematic.

  • LM4871: ESD data (CDM) request

    Part Number: LM4871 Hi Support Team. I am creating a delivery specification for LM4871MMX/NOPB. In the Qualification Summary, the results of ESD-CDM are described as "See data sheet". However, the datasheet does not show the results of ESD. Please…
    • Answered

  • LM4871: Alternative for SSM2211SZ

    Resolved
    Part Number: LM4871 Other Parts Discussed in Thread: TPA6211A1 , LM4991 , TPA2011D1 Hi team, Our customer is looking for alternative for ADI SSM2211SZ. I've found that LM4871 is TI alternative by using BOM & cross reference tool. Could you kindly…
    • Resolved

  • LM4871： LM4871 output is abnormal

    TI Thinks Resolved
    Part Number: LM4871 Hello, my client applied for a 50pcs sample and found that there was no output of 4pcs when the application was designed. The following is a schematic diagram of the customer's design. The design needs to push the 8Ω 2W speaker…

  • LM4871: Problem with pspice simulation

    Part Number: LM4871 I am trying to run a simulation of a design that uses the LM4871, in the TI version of pspice. However, I get this error: ERROR(ORPSIM-15143): Voltage source and/or inductor loop involving X_U1.XU11.EVCM. You may break the loop by…

  • LM4871: Problem with pspice simulation (cont)

    Part Number: LM4871 In my previous thread about this, Ivan Salazar said he would get back to me in around a week. That was a month ago and I note that the thread is now locked. This was the text of that thread: I am trying to run a simulation of a…

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