• TPS63031: Inquiry Regarding TPS63031DSK Regulator IC Configuration Discrepancy

  

  Nitheesh kumar R

  TI Thinks Resolved

  Part Number: TPS63031 Hi, We are designing our custom board design featuring the TPS63031DSK regulator IC, In our schematic we connect the VIN pin[5th pin] with VINA pin[8th pin]. However, in your datasheet's typical application circuit, there is no connection…

  • 9 months ago
  • Power management
  • Power management forum

• TPS63031: Why EN and VINA are connected to GND in reference schematic

  

  Michael Zeng

  TI Thinks Resolved

  Part Number: TPS63031 The datasheet says that the converter will only function if both EN and VINA are above a certain threshold. Doesn't the reference schematic therefore disable the converter from working? Shouldn't something like this be correct…

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

• TPS63031: Availability or substitute

  

  Christian Steiniche

  Part Number: TPS63031 Hi TPS63031DSKR / TPS63031DSKT has been unavailable to regular people for years now. Do you know if production of this is ramping up or do you have a substitute that is available? Looking forward to your reply. br Christian

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

• RE: TPS63031: No-load operation of TPS63031

  

  Tao Zhang

  Resolved

  Hi Evgeni, Great!!! have a nice day. let us keep in touch. Regards Tao

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• TPS63031: TPS63031

  

  pb ben

  Resolved

  Part Number: TPS63031 Hi, for a new wearable device, we must have a minimum power consumption, for this reason what is the maximun resistance we can put to keep the TPS63031 disabled? Can I use more than 1 megaohm? Thanks.

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• TPS63031: Light Load power consumption

  

  Shanguo Lu

  TI Thinks Resolved

  Part Number: TPS63031 HI We make use the TPS63031 chip for our low power sensor. Unfortunately, the device is not configured with light load with PS/SYNC = GND. 1) The input power is 5.5mA@4V, while output is not connected to any load or only supplying…

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

• TPS63031: Power off issue at output

  

  Alone173

  TI Thinks Resolved

  Part Number: TPS63031 Hi i have an issue when make a power board with TPS63031DSKR When i turn off , it still have 0.5V at output ( while turn on is 3.3V is OK) Power from battery 4.2V , 2000mah Please help to solve this issue.

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• TPS63031: Excessive current consumption

  

  Evgeni Kosakovski2

  Resolved

  Part Number: TPS63031 Hello. We have a similar problem as in this post: https://e2e.ti.com/support/power-management/f/196/t/48432?TPS63031-Possible-excessive-current-consumption . We are developing a project with a microcontroller and a touch toggle switch…

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• TPS63031: TPS63031DSK

  

  zhang ping

  TI Thinks Resolved

  Part Number: TPS63031 TPS63031DSK buck DCDC, this DCDC output voltage is fixed 3.3V, the load is ST company's stm32l151, because of the strict power consumption requirements, so the stm32l151 power supply voltage consistency requirements are high.…

  • over 4 years ago
  • Power management
  • Power management forum

• TPS63031: Start Up at Pre Bias condition

  

  Shinichi Inoue

  TI Thinks Resolved

  Part Number: TPS63031 Dear Specialists, My customer has a question about Start Up at Pre Bias condition. I would be grateful if you could advise. --- An external 3.3V is connected to the output of the TPS63031 via a 50kΩ resistor. (1)Does it support…

  • over 3 years ago
  • Power management
  • Power management forum

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