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  • LM5118-Q1: Whistling and overcurrent protection

    Resolved
    Part Number: LM5118-Q1 Other Parts Discussed in Thread: LM5118 , LM51770 Tool/software: Hi Community, I use the LM5118-Q1 for my power supply and I have two issues : I have whistling when I need 58V 2A in output (24V on input). To remove it, I have…
    • Resolved

  • LM5118-Q1: Functional Safety FIT Rate and FMD manual

    TI Thinks Resolved
    Part Number: LM5118-Q1 Tool/software: Good evening, Is it possible to have the failure mode distribution rate data? Thanks in advance.

  • LM5118: Power Dissipation calculation of LM5118MH

    TI Thinks Resolved
    Part Number: LM5118 Tool/software: Hi Team, Can you suggest a method to calculate the power dissipation of the LM5118MH during both operation and no-load conditions? Thanks & Regards Thirupathi T

  • LM5118: Design Review of Custom Buck-Boost Converter Board

    TI Thinks Resolved
    Part Number: LM5118 Other Parts Discussed in Thread: INA237 Tool/software: Hi Team, Kindly review the attached schematics and PCB Layout for a custom board and provide your feedback on the same. PCB_Images.zip PoE_Boost_Schematics.pdf The attached…

  • LM5118: Failure to regulate in Buck-Boost mode

    TI Thinks Resolved
    Part Number: LM5118 Tool/software: Hi, I am working on a prototype for a wide input voltage to 5v @ 1A power supply. I am finding that my prototype fails to regulate when VIn passes below VOut. Specifications: In: +4v to +48v Out: +5v @ 1A Freq: 407 kHz…
    • Answered

  • LM5118: Failure - Suggestions for Diagnosis

    Resolved
    Part Number: LM5118 Tool/software: I have a board using the LM5118MHX/NOPB in a buck-boost mode. The part seems to have failed: 1. There is power at Vin. 2. The enable pin is high (14V) 3. There is no output from Vcc pin (0V). I am looking for verification…
    • Resolved
    • Answered

  • LM5118: Inductor design

    Resolved
    Part Number: LM5118 Tool/software: Hi TI community, I’m working on an LM5118 design with the following specifications and I’m having a hard time finding a suitable inductor. I’m not that experienced in power electronics and hope someone would like to…
    • Resolved

  • LM5118-Q1: Issue with Comp and SS pin

    Part Number: LM5118-Q1 Tool/software: Hi Stefan, Hope you are doing well. I am sharing, all the waveforms issues i am facing is on comp and ss on low input 15V the output trips / clamp to 18V which was wrong as i had design it for 23V out however on higher…

  • LM5118: Password for the Quick Start Component Calculator

    TI Thinks Resolved
    Part Number: LM5118 Tool/software: Hi E2E, It is possible to acquire a non-password protected version of the Quick Start Component Calculator for the LM5118(snvu065a)? I'm curious how the excel sheet calculate some of the equation, as the datasheet is…

  • LM5118: Schematic check request

    Part Number: LM5118 Tool/software: Hi Sir, could you help us double confirm this schematic is ok? about LM5118, initially it seems ok. ZGHN-0401DOR_POE-V01_schematics - 編輯PDF.pdf

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