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Showing 99 results View by: Thread Post Sort by
  • TPS54040: Boot capacitor value

    Tim Bossanyi
    Tim Bossanyi
    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…
    • 11 months ago
    • Power management
    • Power management forum
  • TPS54040: TPS54040DGQ

    Nilkolay Kishmereshkin
    Nilkolay Kishmereshkin
    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…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54040: TPS54040 thermal pad size confirmation

    Tess Chen
    Tess Chen
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS54040: TPS54040

    lev nemets1
    lev nemets1
    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…
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS54140: switching from TPS54040? ECO MODE to normal mode?

    Antonio Faggio
    Antonio Faggio
    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…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS54040: Negative output

    Olin Zhang
    Olin Zhang
    Resolved
    Part Number: TPS54040 Other Parts Discussed in Thread: LM5164 Hi Team, Generally speaking, customers have a need to use a buck converter to ground the original output terminal to achieve a negative voltage output function. Now my customer wants to confirm…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS54040: Unencrypted SPICE Model for TPS54040.

    lev nemets1
    lev nemets1
    Resolved
    Part Number: TPS54040 Hello Could you , please supply Unencrypted SPICE Model for TPS54040. Thanks Lev
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • DRV8305: DRV8305 and TPS54040

    Manu Abraham
    Manu Abraham
    Resolved
    Part Number: DRV8305 Other Parts Discussed in Thread: TPS54040 Hi, Can someone please throw in some light on the 2 questions that I am having ? #1. There are 3 DRV8305 variants. (no LDO, 3.3V LDO and 5V LDO variant) Does the PGOOD signal behave the…
    • Resolved
    • over 2 years ago
    • Motor drivers
    • Motor drivers forum
  • RE: TPS54040: TPS54040 input current at light load

    Tomohiro Nagasawa58
    Tomohiro Nagasawa58
    Hello Sam-san Yes, your understanding is correct. What I checked now is that Issue follow IC . I will check the waveform of the good board. Regards Tomohiro Nagasawa
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • WEBENCH® Tools/TPS54040: if we are using the component TPS54040 we can to use the TPS57140 inside the TPS54040

    Rosa Hdz
    Rosa Hdz
    Resolved
    Part Number: TPS54040 Tool/software: WEBENCH® Design Tools hi, if we are using the component TPS54040 we can to use the TPS57140 inside the TPS54040 thankyou
    • Resolved
    • over 4 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
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