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  • TPS54040: Thermal pad area PCN

    TI Thinks Resolved
    Part Number: TPS54040 Hi team, I've found the following PCN stating the change of thermal pad area. Could anyone let me know if this change requires the customer to change their design accordingly? Is there any guidelines or collaterals for this change…
    • Answered

  • TPS54040: Second source for TPS54040DGQ

    Resolved
    Part Number: TPS54040 Other Parts Discussed in Thread: TPS5401 , We are looking for a second source for TPS54040DGQ Requirements: Same as TPS54040DGQ 3.5V to 42V or more Input Voltage Range Min. 0.5 A Current limit PACKAGE 10 Pin MSOP Can we take TPS5401? Requirement…
    • Resolved
    • Answered

  • TPS54040: TPS54040DGQ: TOP MARKING

    Resolved
    Part Number: TPS54040 I would like to know if it is normal to find either Texas Logo or "TI" on the top of the marking (even in recent datacodes). (See pictures attached). If both of them are Original, why is the difference? Different COO or…
    • Resolved

  • TPS57040-Q1: difference with TPS54040

    TI Thinks Resolved
    Part Number: TPS57040-Q1 Other Parts Discussed in Thread: TPS54040 Hi Expert, My customer is facing shortage for TPS57040-Q1, and find that should be P2P compatible between TPS57040-Q1 and TPS54040. Currently, we are making detailed comparison between…

  • RE: TPS54040: Output Voltage Drop

    Hi Manu, Since there is no update for 3 weeks, may I assume the issue is resolved so I can close this thread? You can re-open it by adding a new post. Thanks, Youhao

  • TPS54040: Boot capacitor value

    TI Thinks Resolved
    Part Number: TPS54040 Other Parts Discussed in Thread: LMR36510 , LMR33610 , LM3489 , TPS64200 , LM3475 We are using the TPS54040 in an application which requires operation at 100% duty-cycle with very light load for up to 50ms at a time. Using the recommended…

  • TPS54040: TPS54040DGQ

    TI Thinks Resolved
    Part Number: TPS54040 Good day, We use TPS54040DGQ in our projects. And we find out that we have a heating problem with that. Below you could find parameters of our circuite. Input voltage is 12VDC or 24VDC Output voltage is 5.5VDC Swiching freq. resistor…
    • Answered

  • TPS54040: TPS54040 thermal pad size confirmation

    Resolved
    Part Number: TPS54040 Hi Team, TPS54040 has only one HVSSOP (DGQ) package but have two version of thermal pad on P48 and P51 datasheet. And I can only find P48 thermal pad info on TPS54040A device with the same DGQ package. Could you please help confirm…
    • Resolved

  • TPS54040: TPS54040

    TI Thinks Resolved
    Part Number: TPS54040 Other Parts Discussed in Thread: TPS560430 Hello, I would like to create a simulation model of TPS54040 for SIMPLIS. For this I need to know: What is the value of the internal slope compensation? What is the value of the current…

  • TPS54140: switching from TPS54040? ECO MODE to normal mode?

    TI Thinks Resolved
    Part Number: TPS54140 Other Parts Discussed in Thread: TPS54040 Hi, On the board there is a dual USB HUB powered by DC DC TPS54040; external bulk capacitors carry excessive inrush which I cannot control via soft start. Is it possible to use the TPS54140…

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