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Showing 266 results View by: Thread Post Sort by
    Answered
  • LM5148: Webench Power Designer vs. LM5148_LM25148_quickstart_calculator

    Thomas Sørensen
    Thomas Sørensen
    Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM25148 Tool/software: Hi, I have tried to do a design in Webench and thesame design in the spreadsheet for the LM5148. Vin = 30V Vout = 12V Iout = 3A. I just seem to see that there are…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • LM5148: LM5148 Current limiting protection issue

    Vayne Li
    Vayne Li
    TI Thinks Resolved
    Part Number: LM5148 Tool/software: 0652.LM5148.pdf Hi TI's engineers, We use TI's buck controller LM5148 and we want to configure it as 15A Output current, but no matter how we change R176 and C267, they are all under 8A~9A current limiting protection…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM5148: output capacitor

    user5054474
    user5054474
    Resolved
    Part Number: LM5148 Tool/software: Hi, Will the LM5148 work well without a ceramic capacitor on the output? Or is a ceramic capacitor required? Best regards,
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • LM5148: LM5148 output coil makes noise and gets hot at idle

    talha biçer
    talha biçer
    TI Thinks Resolved
    Part Number: LM5148 Tool/software: Hello, I am trying to make the 3rd design in the datasheet using LM5148. I have selected the components in the datasheet and set up the circuit, but the LM5148 and the Lout coil are slowly heating up and there is a sound…
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5148-Q1: Internal regulator fails

    Brent Bolton
    Brent Bolton
    Resolved
    Part Number: LM5148-Q1 Other Parts Discussed in Thread: LM5148 , LM5085 Tool/software: I've designed two high current regulators with the LM5148-Q1. I prototyped both and they worked fine. However, when I designed my intended board that uses both supplies…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM5148: Schematic and quickstart review

    Noel Binny Abraham
    Noel Binny Abraham
    Resolved
    Part Number: LM5148 Tool/software: Hi Team, We are planning to develop a 48V to 5V(15A) ,7.5V(17A),12V(8.5A) and 24V(4A) converters (individual boards) using the LM5148 for a UAV application and i would like the schematic/pcb and the quickstart files…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • LM5148-Q1: Wants to know whether LM5148-Q1 can output negative Vout.

    Koki Tsushima
    Koki Tsushima
    Part Number: LM5148-Q1 Other Parts Discussed in Thread: LM5145 , LM61495 , LM25148 , TPS51375 Tool/software: Hi experts, My customer found this material. "Create an Inverting Power Supply From a Step-Down Regulator http://www.ti.com/lit/slva317 "…
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5148: Can LM5148 support pre-bias start up?

    Ken Zhang
    Ken Zhang
    Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM5149 Tool/software: hi Can LM5148 support pre-bias start up in which the Vout powers up first than Vin?
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM5148: audible noise

    user5054474
    user5054474
    Part Number: LM5148 Tool/software: Hi, When the spread spectrum function of the LM5148 is turned on, audible noise is generated from the inductor and output capacitor. Since the modulation frequency is 8.2kHz (min) and 16.2kHz (max), it is natural…
    • 6 months ago
    • Power management
    • Power management forum
  • LM5148: LM5148

    Sanjana Sanap
    Sanjana Sanap
    TI Thinks Resolved
    Part Number: LM5148 Hello I have implemented modifications to my PCB board based on discussions in the TI forum. Nevertheless, the MOSFET is encountering damage on both the high and low sides, and the PWM waveform continues to be ungenerated. I have…
    • over 1 year ago
    • Power management
    • Power management forum
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