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  • TPS55165-Q1: How to start up the TPS55165-Q1 when the input voltage blelow the Vin_ startup 5.3V

    Part Number: TPS55165-Q1 Tool/software: How to start up the TPS55165-Q1 when the input voltage value is blelow the Vin_ startup value, which is typically 5.3V. The applicaion is Vin=2.7V, Vout=5V , Iout =0.22A.

  • TPS55165-Q1: Not regulating over input range

    Part Number: TPS55165-Q1 Tool/software: I am using the TPS55165QPWPRQ1 in the fixed 12V out configuration. This is a copy of my schematic: Here is also the relevant portion of my layout: I am using the same exact part number inductor that was identified…

  • TPS55165-Q1: Is there a output reverse current prevention diode inside in TPS55165?

    TI Thinks Resolved
    Part Number: TPS55165-Q1 Tool/software: I'm wondering if there is a output reverse voltage & reverse current protection diode inside the TPS55165. Should I consider this diode in FET(red box in picture) as a reverse current prevention device…
    • Answered

  • TPS55165-Q1: TPS55165-Q1PWP

    Resolved
    Part Number: TPS55165-Q1 As in TPS55165-Q1: The SPICE model of TPS55165-Q1 (for LTspice) I have problem due to bootstrap pins. They generate error in my PSPICE simulation. Can someone explain why BST1 and BST2 showed as open(not connected) are tgy internally…
    • Resolved

  • TPS55165-Q1: Buck boost having issue output

    TI Thinks Resolved
    Part Number: TPS55165-Q1 Kindly check the design file having some issues with output supply. Can you conform the design having any issues or not?
    • Answered

  • TPS55165-Q1: Would like to know the quiescent current at the specific condition

    Resolved
    Part Number: TPS55165-Q1 Hi team, I would like to know the quiescent current in the case of Vin= 9V, Vout=12V and Iout=0A and Vin=14V, Vout=12V and Iout=0A. Do we have these data? Best regards, Shunsuke Yamamoto
    • Resolved
    • Answered

  • TPS55165-Q1: SMPS Maximum Output Capacitance

    Resolved
    Part Number: TPS55165-Q1 Hi, I am using TPS55165-Q1 SMPS IC to get 5V output. In the TPS55165-Q1 datasheet, the maximum output capacitance is 47uF. The related part of the datasheet is attached In my design, I placed much more capacitance. With the DC…
    • Resolved
    • Answered

  • TPS55165-Q1: BST capacitor ESR requirement

    Resolved
    Part Number: TPS55165-Q1 Hello. I am designing a small module that makes use of the TPS55165 buck-boost converter. The datasheet states the the bootstrap capacitors must have an ESR of less than 10 mOhm. However, it is not specified at which frequency…
    • Resolved
    • Answered

  • TPS55165-Q1: not 12V out

    Resolved
    Part Number: TPS55165-Q1 I have made a design per the webench recommendation to generate 12V out. Input is from a 3 cell Li Ion battery. Nominal 10.6V. Output measures 8.7 in one instance, 9 V in a second instance of the circuit no load. Vref measures…
    • Resolved

  • TPS55165-Q1: Schematic Review

    TI Thinks Resolved
    Part Number: TPS55165-Q1 Other Parts Discussed in Thread: LMR54410 Powersupply_schematic_for_review.pdf We are designing our product using TPS55165-Q1 and LMR54410FDBVR to obtain the output as 5V, 0.5 A and 3.3V,0.5 A respectively. Please find the schematic…

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