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  • TPS65131-Q1: Request for TPS65131TRGERQ1 schematic review

    Part Number: TPS65131-Q1 Tool/software: Hi, TI expert. A customer has requested a review of the TPS65131TRGERQ1 schematic. - Application : Car Display AVN Designed for TDDI power (VSP/VSN,VGH./VGL). Schematic(TPS65131TRGERQ1).pdf [Request a Schematic…

  • TPS65131-Q1: +/-2.5V

    Part Number: TPS65131-Q1 Other Parts Discussed in Thread: LM27762 , TPS65131 Tool/software: We need +/- 2.5V at a low current of around 20-30mA. Will this IC support +2.5V? I noticed that the minimum Vpos is 3.2V. Also, the efficiency appears quite low…

  • TPS65131-Q1: A short step voltage in the output waveform

    Part Number: TPS65131-Q1 Other Parts Discussed in Thread: TPS65131 Tool/software: Dear TI Engineer, During our testing we found that when the input 3.6V power supply (PERIF_SWR3V6) is boosted by TPS65131 to a 5.5V output (OLED-AVDD5V5), there is a sho…

  • TPS65131-Q1: Circuit review

    Part Number: TPS65131-Q1 Tool/software: Hello, everyone. I would like to use the TPS65131-Q1 to create a circuit that inputs +5V and outputs -9V (output current 600mA(Typ.)). Positive power supply output is not necessary this time. I created the circuit…
    • Answered

  • TPS65131-Q1: When not using a positive power supply

    Resolved
    Part Number: TPS65131-Q1 Tool/software: I want to use only a negative power supply. In this case, ENP: Fixed to L INP/VPOS/FBP/CP: Open Will this be okay?
    • Resolved
    • 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
    • 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

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