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Showing 109 results View by: Thread Post Sort by
    Answered
  • RE: TPS62840: Iq of TPS62840

    Moheddin Pasha Shaik
    Moheddin Pasha Shaik
    Resolved
    Hello Avihay, Please let me know if you need further support, for now I am closing the thread. Thank you, Regards, Moheddin
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS62840: Iq clarification

    Hans
    Hans
    Resolved
    Part Number: TPS62840 Hello Team, I see a disconnect in the specifications of quiescent current in the data sheet: According above table Iq for VIN+VOS results in 92nA. Looking at below graphs adding VIN+VOS at 25°C results in about 75nA. The 75nA…
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS62840: difference between Iq_vin and Iq_vin_stop

    Hans
    Hans
    Resolved
    Part Number: TPS62840 Hello Team, may I kindly ask you for the difference between A and B, please? In both cases the device is not switching, correct? Thanks for clarification, Hans
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • TPS62840: Output greater than 3.3V

    Ross Eickhoff
    Ross Eickhoff
    Part Number: TPS62840 We are using the TPS62840DLC on a design and because it meets the requirements and the space constraints. There may be are reason we want to up the output voltage slightly above 3.3V. Is there undocumented resistors that would allow…
    • 5 months ago
    • Power management
    • Power management forum
  • TPS62840: TPS62840 emissions

    pop corn
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: TPS62840: What is ΔT_on of the TPS62840 ?

    Ghilain Pujol
    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
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS62840: Schematic review

    Jimmy Lai
    Jimmy Lai
    TI Thinks Resolved
    Part Number: TPS62840 Dear Team, Could your help to double confirm the schematic as below? Many Thanks, Jimmy
    • 11 months ago
    • Power management
    • Power management forum
  • TPS62840: TPS62842DGR for generating 1.8V from 3.3V.

    Narayan P Sangale
    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…
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS62840: Minimum Vth_UVLO+

    Hideki Hayashi1
    Hideki Hayashi1
    Resolved
    Part Number: TPS62840 Hi team, Do you have any data of minimum value of Vth_UVLO+ (1.72V typ)? and is it definite that Vth_UVLO+ > Vth_UVLO- ? Best regards, Hideki
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: TPS62840: Power consumption issues

    Febin
    Febin
    Hi Xiaoli, I think there is a system load that is pulling current from the TPS62840. Without a full schematic and layout, it is not possible to find the root cause. And you also confirm that on the EVM, the input current is very small. So, it is definitely…
    • over 1 year ago
    • Power management
    • Power management forum
>

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