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Showing 33 results View by: Thread Post Sort by
  • LM2731: Compensation and Feedback Resistor Question

    Connor Connaughton
    Connor Connaughton
    Part Number: LM2731 Hi Team, I have a couple questions regarding the LM2731. The datasheet specifies that a compensation capacitor is to be used to form a zero at 6 kHz in the feedback path of the boost converter circuit. In my design, the resistor in…
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • LM2731: LM2731XMF/NOPB

    Luis Suarez
    Luis Suarez
    Resolved
    Part Number: LM2731 Hello everyone, I was wondering if the LM2731XMF/NOPB can output a voltage higher than the 20V max if I reference ground to a higher voltage. Let's say I have 50V at Vin and a ground reference of 40V, would the device the the input…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • WEBENCH® Tools/LM2731: LM2731

    Varun Gokhale
    Varun Gokhale
    TI Thinks Resolved
    Part Number: LM2731 Tool/software: WEBENCH® Design Tools Same design was run on webench on 2 different dates this year (May and August). August report now produces much worse results. Pd of controller jumps from 18mW to 50mW for exact same design! efficiency…
    • over 2 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • Answered
  • WEBENCH® Tools/LM2731: LM2731 efficiency calculation in WEBENCH

    Zack Liu
    Zack Liu
    Resolved
    Part Number: LM2731 Tool/software: WEBENCH® Design Tools Hi Team, When simulating the LM2731 in WEBENCH, the working condition is: Vin= 4-8V, Vout=11V, Iout=30mA, the simulation result shows the efficiency is 91.9%. However, if using LM27313, the simulation…
    • Resolved
    • over 3 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • LM2731: Different results produced by same design for LM2731XMF/NOPB

    Jonathan Geronga
    Jonathan Geronga
    Part Number: LM2731 Other Parts Discussed in Thread: TPS61040 , TPS61085 , TPS61087 , TPS61023 , TPS61170 Hi Team, I am posting this on behalf of our customer regarding their situation with the different results in the circuit products by Webench design. Here…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2731: Vout when SHDN=0V (shutdown functionality)

    Tiago Matos
    Tiago Matos
    Resolved
    Part Number: LM2731 Hi, I've designed a printed circuit board with the typical application circuit of LM2731. It is intended to use Vin=5V and Vout=9V. The values of the external components used are: C1=2.2uF; L1=10uH; D=MBR020L; R1=106k; R2=16k;…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LM2733: About the EOL Schedule

    Ryu Yamashita
    Ryu Yamashita
    Part Number: LM2733 Other Parts Discussed in Thread: LM2731 , , LMR62014 Hi team, The family device LM2731 is EOL, are there any plans for LM2733 to be EOL? I am considering LM2733 as a replacement for LMR62014, which is scheduled to be EOL, but I am concerned…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM2731: adjust the start up time

    kevin p
    kevin p
    Resolved
    Part Number: LM2731 Hello team, I use LM2731 in my design. I want to slow start to reduce inrush current on the power supply when power on, I add RC on the SHDN pin. the R=47k, C=1UF,the input power is 5V, output is 12V,I want to delay ~20ms to start…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • WEBENCH® Tools/LM2731: Webench Model for LM2731Y

    Alpha H
    Alpha H
    Resolved
    Part Number: LM2731 Tool/software: WEBENCH® Design Tools Hi team, Do we have an available model for the LM2731Y (0.6MHz) version? We have a version for the X device, but we would like to model the Y version for transient stability. Thanks, Arthur H.
    • Resolved
    • over 3 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • LM2731: Can SHDN pin do soft-start function?

    Richard Ma1
    Richard Ma1
    TI Thinks Resolved
    Part Number: LM2731 I see SC4503 can do soft-start by connected SHDN pin on external Rss/Css. Can LM2731 do the same thing? https://www.semtech.com/uploads/documents/sc4503.pdf
    • over 3 years ago
    • Power management
    • Power management forum
>

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