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  • TPS65131: I want to know how to improve oscillation.

    Part Number: TPS65131 Tool/software: My circuit is built using a TPS65131 to output ±15V with a 5V input.(Target current　+160mA,-140mA) My circuit is created as shown in figure 8-1(Typical Application) in the data sheet. The values of the compo…

  • TPS65131: Negative out is not stable

    Part Number: TPS65131 Tool/software: Hi, I am using TPS65131RGER for +/-12V in my design. When I connect the load negative voltage to going to -18V. without load I am getting proper output. I have attached the schematic. Thanks, Sankar.K
    • Answered

  • RE: TPS65131: Regulator not always turning on

    Resolved
    I have only tested a small sample size, but I THINK this has fixed the issue. I will let you know if I encounter the same problem on a larger sample size. Thanks for your help! - Ben
    • Answered

  • TPS65131-Q1: Application with a light load

    Resolved
    Part Number: TPS65131-Q1 Tool/software: I want to create -2.5V from 5V. An output current of 20mA is sufficient. If the current consumption is small, when calculating the standard inductor value, it comes out to a very large value of 130uH. Would it be…
    • Resolved
    • Answered

  • TPS65131-Q1: Schematic/application review

    Resolved
    Part Number: TPS65131-Q1 Other Parts Discussed in Thread: OPA1612 , Hi there, I'm after a split rail supply to power 8 x OPA1612 op amps in a high quality preamplifier. I'm limited to using a single DC supply to the board. I have put together a schematic…
    • Resolved

  • TPS65131-Q1: Suggestion for split rail DCDC converter

    Part Number: TPS65131-Q1 Other Parts Discussed in Thread: BUF634A Hi I'm looking for a solution to create a split rail supply for the BUF634A buffer. Requirements Vin: 24V Vout: 8-10V (+/-) Iout: 500mA OR 2.5A (driving 5 buffers, so separate DCDC…

  • TPS65131-Q1: Request a schematic review.

    Part Number: TPS65131-Q1 Hi The circuit diagram was designed with the following specifications. -SPEC- Input: DC 2.7~5.5V Output: DC +12.9V / -12.9V, 1.7A Frequency:1.38Mhz Please review the attached circuit diagram. Thanks

  • TPS65131: USB-C VBUS protection

    Part Number: TPS65131 Hello, Sorry if that part number is irrelevant. I tried asking this question already, but was assigned to the product manager for TPS65131 who suggested I ask again with a different part number. I would love help from someone who…
    • Answered

  • TPS65131-Q1: question about adjusting soft start time

    Resolved
    Part Number: TPS65131-Q1 hi expert i saw the following words in TPS65131-Q1 datasheet. do we have any solution to adjust the soft-start time? 1ms is fixed?
    • Resolved

  • TPS65131: USB-C VBUS protection

    Part Number: TPS65131 Other Parts Discussed in Thread: TPS7A39 , TPS25810 Hello, I have device which is powered by 5V from the VBUS line of a standard USB-C charger. It works well, but I’m not 100% familiar with USB power standards, or what possible failures…

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