Search tips
Showing 266 results View by: Thread Post Sort by
    Answered

  • LM5148: Use LM5148 to have a PD board design, need to change 48V to 5V,9V,15V,20V,28V,36V, but the output can't go to 15V.

    Resolved
    Part Number: LM5148 Tool/software: Hi Team, I use the LM5148 to finish the 48V to 5V,9V,15V,20V,28V,36V transfer, but the output can't go to 15V. When I short the SYNC to GND to use the FPWM, the output can go to 15V, but the power loss too high,…
    • Resolved

  • LM5148: LM5148 Makes Noise

    TI Thinks Resolved
    Part Number: LM5148 Tool/software: Hello, I am trying to make the 3rd design in the datasheet with LM5148, but when I start drawing current, I hear noise from LM5148 and I cannot get close to the output power given in the datasheet. When I want to draw…
    • Answered

  • LM5148: to control Buck converter with LMG2100R044 GaN module using LM5148

    Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LMG2100R044 , Tool/software: Hello, I am now working on a 300W project where I want to use LM5148 as peak current controller and LMG2100R044 as switches. As I can see from the LM5148 block function…
    • Resolved

  • LM5148: The 10uA current source mentioned below for the LM5148 turns OFF when the device enters Sleep mode

    TI Thinks Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM5137 , LM5149 Tool/software: Hi team, The 10uA current source mentioned below for the LM5148 turns OFF when the device enters Sleep mode, correct? During the behavior in PFM mode, we have observed…

  • LM5148: LM5148

    TI Thinks Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM25148 Tool/software: Hi TI The datasheet of LM5148 table 9.1 shown the common formula to maeuserd MOSFET'S power loss But the spreadsheet of "LM5148_LM25148_quickstart_calculator_A4" didnt use…

  • LM5148: LM5148 fail

    Part Number: LM5148 Tool/software: Hello, I implement LM5148 buck for two power supplies: +24V to +5V and +24V to +15V on same board, and on sequence +5V, then +15V. They both have +5V connected to VCCX. Unfortunately, the +15V keeps failing. It does…
    • Answered

  • LM5148: external bias VCCX sequence

    Resolved
    Part Number: LM5148 Tool/software: Team, Are there any sequence requirements for the external bias VCCX? If the 5V supply comes after the output voltage is ready, is it okay to switchover automatically? Thanks! Regards, Sam Ting
    • Resolved

  • LM5148: LM5148 Design help

    TI Thinks Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM25149-Q1 Tool/software: Hello TI I am currently working with a team that is trying to design a power distribution board for a mars type rover, we are planning on using a 48V battery as our main…
    • Answered

  • LM5148: investigation

    Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM25145 Tool/software: Hi, I am looking for a device that can operate under the following conditions. I tried to check the operation using LM5148, but subharmonic oscillation occurred. Changing…
    • Resolved
    • Answered

  • LM5148: looking for the PSpice file for the LM5148

    Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM5149 Tool/software: Hello, I am looking for the PSpice file for the LM5148. Can you help me?
    • Resolved

Didn't find what you are looking for? Post a new question.