• TPS62840: TPS62840 emissions

  

  pop corn

  TI Thinks Resolved

  Part Number: TPS62840 Hi, I like to use the TPS62840 as a replacement for another buck that I used, I would like to know if there is any documentation for testing emissions on this device. thanks

  • 3 months ago
  • Power management
  • Power management forum

• TPS62840: Schematic review

  

  Jimmy Lai

  TI Thinks Resolved

  Part Number: TPS62840 Dear Team, Could your help to double confirm the schematic as below? Many Thanks, Jimmy

  • 1 month ago
  • Power management
  • Power management forum

• TPS62840: TPS62842DGR for generating 1.8V from 3.3V.

  

  Narayan P Sangale

  TI Thinks Resolved

  Part Number: TPS62840 Dear Team, Initially we used TPS62840DLCR in our design to generate 1.8V from 3.3V but now it has been out of stock and reporting long lead time. I checked that TPS62842DGR is having same parameters and characteristics like TPS62840DLCR…

  • 1 month ago
  • Power management
  • Power management forum
Answered

• RE: TPS62840: What is ΔT_on of the TPS62840 ?

  

  Ghilain Pujol

  Resolved

  Hi Excel, Sorry for this waiting time. I found the solution of my problem, and I used the efficiency data to calculate the input current. Regards, Ghilain

  • 3 months ago
  • Power management
  • Power management forum

• RE: TPS62840: Minimum Vth_UVLO+

  

  Febin

  Hi Hideki, I hope I could help you. I will close this thread due to inactivity. Regards, Febin

  • 4 months ago
  • Power management
  • Power management forum

• RE: TPS62840: Power consumption issues

  

  Febin

  Hi Xiaoli, As we are discussing this issue offline, I will go ahead and close this thread. I hope you are fine with that. Regards, Febin

  • 4 months ago
  • Power management
  • Power management forum

• TPS62840: Iq when STOP = High vs Normal Operation

  

  Alexander Walton

  TI Thinks Resolved

  Part Number: TPS62840 Hi, I have a question regarding the TPS62840. How is Iq a few magnitudes higher in STOP mode than in regular operation?

  • 4 months ago
  • Power management
  • Power management forum

• TPS62840: More output capacitance than recommended Cout_max in datasheet?

  

  Thomas LE BIVIC

  TI Thinks Resolved

  Part Number: TPS62840 Hello, I'm considering using TPS6280 to provide power to some cellular module. The module requires 200µF on is power supply but as we have little room for pulsed current I'd like to make it 300µF or even 400µF.…

  • 5 months ago
  • Power management
  • Power management forum

• TPS62840: EVM Circuit Not Working as reference

  

  Mark Philip Felipe

  TI Thinks Resolved

  Part Number: TPS62840 Hi Team, helping a customer, Designed the circuit according to the EVM schematic. Please see the connection of the evaluation board used for our comparison. The R11=0 resistor was resoldered and connected to a 11.5kΩ to make the…

  • 6 months ago
  • Power management
  • Power management forum
Answered

• TPS62840: Selection of R2D R-set resistors.

  

  Vinayak Potadar

  Resolved

  Part Number: TPS62840 Dear TI, We are Planning to use new TPS62840 IC in our Device. After going through the Datasheet we observed that it requires R2D resistor for it. which is of E96Values. Our DC-DC should give 2.5V Output from it. We couldn't get…

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum

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