• TPS62933F: Pin FMEA results

  

  daiki.yata

  TI Thinks Resolved

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

  • 3 months 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 1 year 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

  • 11 months 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.

  • 10 months 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: 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
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 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 1 year ago
  • Power management
  • Power management forum
Answered

• TPS62933F: EN and VIN pin shorted

  

  Dice-K

  Resolved

  Part Number: TPS62933F Other Parts Discussed in Thread: LMR33620 , LMR43620 , Hi support team, This is a question about TPS62933FDRLR. If 2pin (EN) and 3pin (VIN) are short-circuited, it is assumed that a voltage exceeding the maximum rated voltage…

  • Resolved

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

• TPS62933F: FCCM description in Datasheet

  

  Go

  TI Thinks Resolved

  Part Number: TPS62933F Hi, The description about FCCM on p1 of D/S, it says "FCCM" means forced continuous current modulation. but on p26, FCCM represents "forced continuous conduction mode". Which one is correct? I think "forced continuous conduction…

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

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