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  • LM5122ZA: Boost Converter –> Repeated Low-Side FET Failures at Higher Output Voltages

    Part Number: LM5122ZA Tool/software: Dear E2E Support Team, I have designed a boost converter circuit using the LM5122ZA IC. The converter is configured to take a 48V input and deliver a 90V output at 10A, operating at a switching frequency of 517.24kHz…

  • LM5122ZA: Step-up (boost) regulator recommendation inquiry

    TI Thinks Resolved
    Part Number: LM5122ZA Other Parts Discussed in Thread: LM5122 , LM5123-Q1 Hello, My customer is looking for a step-up(boost) regulator that satisfies the conditions below: - VIN = 3V ~ 5V - Vout / Iout = 12V / 10A If there is a suitable product…
    • Answered

  • LM5122ZA: High Input voltage Support?

    Resolved
    Part Number: LM5122ZA Other Parts Discussed in Thread: LM5155 , LM5156 Hello, I understand that LM5122ZA device max input voltage supported is 65Vdc. But I want to check that Is there a way to increase input Boost converter voltage range? Our Boost…
    • Resolved

  • LM5122ZA: LM5122ZA Negative Input Negative Output

    TI Thinks Resolved
    Part Number: LM5122ZA Hi, I am wondering if I can design the LM5122ZA with negative Input and negative output configuration? I know in the datasheet it shows the circuit diagram of negative input to postivie out. Regards, Mustafa

  • LM5122ZA: DCDC Step-up Regulator

    TI Thinks Resolved
    Part Number: LM5122ZA Hello E2E Experts, Good day. I’m writing to you to get some information about some dc-dc step-up regulator options. I’m working on a project that needs to deliver a voltage range from 50 to 100 volts, from an input voltage range…
    • Answered

  • LM5122ZA: about restart

    Resolved
    Part Number: LM5122ZA Hello E2E, Our customer is evaluating that the 2-phase boost converter using the LM5122ZA. When a low signal of about 80-usec is input to UVLO-pin, the circuit does not restart and remains stopped. The datasheet said ”At the beginning…
    • Resolved
    • Answered

  • RE: WEBENCH® Tools/LM5122ZA: LM5122ZA frequency setting

    Resolved
    Hi Nick, The peak inductor current is determined as the sum of your average input current (worse-case) and half of your inductor peak-peak ripple. Your current limit value is determined by the DCR resistance, so if you wanted to set an exact current…
    • Answered

  • LM5122ZA: doument about pin FMEA

    Resolved
    Part Number: LM5122ZA Hello E2E, I looking for document for PIN-FMEA of LM5122ZA. Does TI could to provide it? Regards, ACGUY
    • Resolved

  • LM5122ZA: negative input to high positive output

    TI Thinks Resolved
    Part Number: LM5122ZA Other Parts Discussed in Thread: PMP20371 , LM5122 , LM5156 Dear Team May I know if TI have any suitable solution, either device or reference design, for the following spec? Input voltage: -34V to -60V range Output voltage…

  • LM5122ZA: Using LM5122ZA for 12V to 24V/10A design

    Part Number: LM5122ZA Hi team, Do you have a reference design for 12V to 24V/10A DCDC solution? It looks LM5122ZA is a fit one, is there any better recommendation? Would you help to generate a reference schematic for evaluating the BOM cost? Rds…

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