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Showing 31 results View by: Thread Post Sort by
  • Takashi Onawa
    Takashi Onawa
    • 9 months ago
    • Power management
    • Power management forum

    TPS54340B: Calculating Max Iout in Inverting buck boost topology

    • Resolved
    Part Number: TPS54340B Hi Team, My customer wants to estimate max Iout in following condition
  • Qinghong Yu
    Qinghong Yu
    • 9 months ago
    • Power management
    • Power management forum

    TPS54340B: TPS54340B Boot pin cap

    TI Thinks Resolved
    Part Number: TPS54340B Dear TI What is the minimum capacitance needed on the Boot pin? We have an application stepping down from 12V to 5V. One of our engineers is concerned about that 100nF is not enough if the tolerance of the cap considered and...
  • Takashi Onawa
    Takashi Onawa
    • 11 months ago
    • Power management
    • Power management forum

    TPS54340B: Parameters to set accurate UVLO

    TI Thinks Resolved
    Part Number: TPS54340B Hi Team, I want to set UVLO start and stop voltage precisely, so could you asnwer following my questions for understanding well where I should take care? 1. Does "1.2uA" (①) described in 8.3.7 refer to "-1...
  • Takashi Onawa
    Takashi Onawa
    • 11 months ago
    • Power management
    • Power management forum

    TPS54340B: Output Voltage vs. Output Current

    TI Thinks Resolved
    Part Number: TPS54340B Hi Team, My customer wants to see "Output Voltage vs. Output Current" plot of TPS54340B to understand well its behavior in over current condition. Could you share it here? Regards, Takashi Onawa
  • Andy  Chen
    Andy Chen
    • over 1 year ago
    • Power management
    • Power management forum

    RE: TPS54340B: Introduce start up delay by using Cap strap at EN

    Hi Takashi, Add 10K as below:
  • Takashi Onawa
    Takashi Onawa
    • 2 months ago
    • Power management
    • Power management forum

    TPS54540: TPS54540 vs TPS54540B

    • Resolved
    and TPS54540B(TPS54340 and TPS54340B ). Could you tell me the differences? Regards, Takashi Onawa
  • Frank De Stasi
    Frank De Stasi
    • over 1 year ago
    • Power management
    • Power management forum

    RE: TPS54340B: Short circuit response of IC

    Since the input to the regulator does not see the 120VAC/240VAC then changes on the line should not affect the regulator. I would check to see if the +15V supply is changing. Also, please check the data sheet for more information about the current...
  • AnBer
    AnBer
    • over 1 year ago
    • Power management
    • Power management forum

    TPS54340B: prevent Vout to reach Vin in case of resistor feedback failure?

    TI Thinks Resolved
    Part Number: TPS54340B Team, Regarding FMECA analysis in power supply: Looking at the TPS54340B diagram if there is a failure with one of the feedback resistors connected to FB then the Output VOUT reaches the Input level VIN: What do we advise in...
  • Marshall_Beck
    Marshall_Beck
    • over 1 year ago
    • Power management
    • Power management forum

    RE: TPS54340B: loop gain,loop stability

    Please reference the design tool we have developed and shared with you for accurate loop response approximation.
  • Andy  Chen
    Andy Chen
    • 6 months ago
    • Power management
    • Power management forum

    RE: WEBENCH® Tools/TPS54340: Component misalignment

    Hi Takeshi, TPS54340 is not suggested for new design, Please simulate it with TPS54340B. B R Andy
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