• TPS62933F: VEN_RISE distribution information

  

  Emma Wang

  Part Number: TPS62933F hi team, my customer hope to know VEN_RISE distribution information, specifically they want to know the percentage for this voltage fall from 1.26V to 1.28V, could you kindly provide it to me? BR Emma

  • 2 months ago
  • Power management
  • Power management forum

• TPS62933F: Max value for soft start capacitor?

  

  Luke Sakamoto

  TI Thinks Resolved

  Part Number: TPS62933F Hi team, I am looking at the datasheet and there isnt a max Css value. May I choose large capacitor for long soft start time? For example, Css of 680nF for 100ms soft start. I understand the potential concernt that a proper…

  • 6 months ago
  • Power management
  • Power management forum

• TPS62933F: Pin FMEA results

  

  daiki.yata

  TI Thinks Resolved

  Part Number: TPS62933F Tool/software: Do you have pin FMEA results for this part?

  • over 1 year ago
  • Power management
  • Power management forum

• TPS62933F: TPS62933F

  

  Hussam Sabbouh

  TI Thinks Resolved

  Part Number: TPS62933F is there a difference between FCCM and FPWM? aren't they operate in the same way? is there also a difference between PFM and PSM? Is there a big difference in efficiency between FCCM and PFM at light loads? can I achieve 20mV ripple…

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS62933F: Simulation Inrush current issue

  

  yo sc

  Resolved

  Part Number: TPS62933F Tool/software: Hi, simulating the TPS62933F in start up and steady state. I'm getting an inrush current through the output inductor when the Enable pin goes over the threshold. This happen in both Qspice, LTspice, and WEBENCH…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• TPS62933F: schematic review for inverting buck-boost

  

  Aki Li

  TI Thinks Resolved

  Part Number: TPS62933F Other Parts Discussed in Thread: TPS560430 Tool/software: Customer was designing a inverting buck-boost for Vin=20V, Vout=-3V/0.3A. Could you please help review their schematic? Thank you.

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• TPS62933F: Webench startup simulations

  

  Alberto Mari

  Resolved

  Part Number: TPS62933F Tool/software: Hi Experts. I'm trying to simulate the behaviour of the TPS62933F at startup using Webench. I see there's a "startup" simulation option in the webench, but the webench simulates until 1.2ms only and I have…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• TPS62933F: Negative current limit

  

  Michal Pietrzak

  Resolved

  Part Number: TPS62933F Tool/software: Chapter 9.3.12 mentions ILS_NEG as negative current limit for LS switch, but its value is not specified in the table. I guess the corresponding value is "Reverse current limit" but it's called ILS_NOC.

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• TPS62933F: Rise time and fall time

  

  yo sc

  Resolved

  Part Number: TPS62933F Other Parts Discussed in Thread: TPS62933EVM Tool/software: Hi, I cannot find in the Datasheet the nominal values for rise and fall time of the switching node thanks

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• TPS62933F: schematic review

  

  Chi Zhang2

  Part Number: TPS62933F Other Parts Discussed in Thread: TPS62933P Dear expert, my customer is using TPS62933F, but we find the input power supply will be short when power up. could you help to check the schematic. thanks. BR Chi

  • over 2 years ago
  • Power management
  • Power management forum

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