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Showing 19 results View by: Thread Post Sort by
  • Alberto Fuggetta1
    Alberto Fuggetta1
    • 16 days ago
    • Power management
    • Power management forum

    LMR33620-Q1: SNVMBG9A transient simulation

    TI Thinks Resolved
    Part Number: LMR33620-Q1 Hi, the LMR33620-Q1 datasheet reports a soft-start time of 4 ms; Figure 7-4 shows a similar value. I simulated the circuit in SNVMBG9A using PSpice for TI and the resulting start-up time is less than 1 ms. Which is the...
  • Josef Warta
    Josef Warta
    • 6 months ago
    • Power management
    • Power management forum

    LMR33620-Q1: specification of rising/falling edge

    TI Thinks Resolved
    Part Number: LMR33620-Q1 Hello Team, can we specify the values for falling and rising edge of our power output stage? Customer needs this information to calculate power losses. Many Thanks Josef
  • Praveen Badiger
    Praveen Badiger
    • 5 months ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum

    RE: WEBENCH® Tools/LMR33620-Q1: Discrepancies

    Hi Barry, The device has a minimum switch-on time of 68ns For the above condition Vin=30V, Vout=3.3V, Frequency=2.1 MHz switch-on time is calculated as : Duty cycle is calculated as Duty= Vout/Vin=0.11. On time= Duty / frequency On time...
  • Marshall_Beck
    Marshall_Beck
    • 7 months ago
    • Power management
    • Power management forum

    RE: LMR33620-Q1: LMR33620ADDAR trying to simulate in TINA

    Hello Greg, Can't see the image. Can you please ensure that image was correctly uploaded? I usually use jpeg and click the button with picture frame and the plus button on it in the post window. Thanks, Marshall
  • Sherry Liang
    Sherry Liang
    • over 1 year ago
    • Power management
    • Power management forum

    LMR33620-Q1: output ripple is too large(90mV)

    • Resolved
    Part Number: LMR33620 - Q1 Dear team, When my customer tested the output ripple, and they found
  • Andy  Chen
    Andy Chen
    • over 1 year ago
    • Power management
    • Power management forum

    RE: LMR33620-Q1: About solder of SW terminal

    Hi Koji, 1. Heat is dissipated not only from this terminal but also from GND/VIN.------ also from all other pins including GND/VIN 2. Since the SW pin pattern on the bottom side of the case cannot be arranged widely due to the structure of the package...
  • Michael Nemshon
    Michael Nemshon
    • over 1 year ago
    • Power management
    • Power management forum

    LMR33620-Q1: My buck is not regulating correctly.

    TI Thinks Resolved
    Part Number: LMR33620-Q1 When i had placed all components onto PCB I originally had a short but was quickly resolved. Now I am having the issue of no voltage regulation. My Vout closely matches mt Vin with minimal drop. Im expecting 3.3V. Only component...
  • Ankit Gupta95
    Ankit Gupta95
    • over 1 year ago
    • Power management
    • Power management forum

    RE: WEBENCH® Tools/LMR33620-Q1: Smiulation for Phase margin

    Hi Koji, You can give a try on Classic-Webench of TI. It does have feature to plot bode-plots for the part you interested in. Please close the thread if you think my repsonse answered your question. Thanks! Best Regards, Ankit Gupta
  • Jared Becker
    Jared Becker
    • over 1 year ago
    • Power management
    • Power management forum

    LMR36015-Q1: External UVLO

    • Resolved
    for the LMR36015- Q1 ? I see that in the LMR33620 - Q1 datasheet, I see that it is acceptable via section 9.2.2.10
  • Marshall_Beck
    Marshall_Beck
    • over 1 year ago
    • Power management
    • Power management forum

    RE: TPS5410-Q1: - This regulator is conducting 100MHz noise back to 24V input line.

    Sorry for the issues. EMI can be challenging. Hotrod package devices allow for simple design with little-worry for EMI. Please see: http://www.ti.com/lit/ds/symlink/lmr33620-q1.pdf
>

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