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  • LM5146-Q1: Can this device use with SiC FET?

    Part Number: LM5146-Q1 Hi support team. My customer is considering LM5146-Q1 that case of using SiC FET. Can this device use with SiC-FET? If yes, do you have the reference design? If no, what is reccomend a DC/DC controller for the following condition? …
    • Answered

  • LM5146-Q1: LM5146-Q1 Simulation with Vcc powered by Vout

    Resolved
    Part Number: LM5146-Q1 Hi I'm trying to simulate the scenario (with PSpice), when the Vcc is powered by Vout or other external DC source (8V - 13V). I've downloaded the "LM5146-Q1 PSpice Unencrypted Transient Model (Rev. A)" The only…
    • Resolved
    • Answered

  • LM5146-Q1: MOSFETs selection

    Resolved
    Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 Hi, all. I've noticed there are different MOSFETs for high-side and low-side. Can somebody explain the reason for selecting different MOSFETs? Is it mandatory? Can I use the same MOSFET…
    • Resolved
    • Answered

  • LM5146-Q1: RC filter at Vin pin in EVM

    Resolved
    Part Number: LM5146-Q1 Hello What is the purpose of the 2.20 ohm resistor at the Vin pin? Customer has concerns about losses due to the Vin current flowing through this resistor. I know it is probably optional but is there any reason to include it in the…
    • Resolved

  • LM5146-Q1: MOSFET power loss calculation within calculator

    TI Thinks Resolved
    Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 In the LM5146 calculator, where is the output charge (Qoss) parameter taken from in the NVMFS6B14NL datasheet?This quantity greatly affects the HS FET switching loss. I'd like to be able to…

  • LM5146-Q1: LM5146 vs LM5146-Q1

    TI Thinks Resolved
    Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 , Hi Is there a difference in characteristics between LM5146 and LM5146-Q1? The only difference is that it got AEC-Q100 certification? Thanks

  • RE: LM5146-Q1: LM5146 SPICE model not working HO pin is not generating voltage to drive high side MOSFET

    Hi Nitesh, It was the MOSFETs that caused the convergence issue. Once we fixed that, we noticed the output voltage wasn't stable. Please verify your compensation values using the quickstrat calculator (make sure to enter the correct Cout value as ceramic…
    • Answered

  • LM5146-Q1-EVM12V: how to modify to change I/P to take upto 95VDC and O/p Current upto 9A?

    Resolved
    Part Number: LM5146-Q1-EVM12V Dear E2E Forum, I need to use LM5146-Q1-EVM12V. I need minro modification as per my requirement given below: I/p on this card supports only 15V-85V DC but, my requirement for I/p is 45V-95V DC. So can i use it? what modification…
    • Resolved
    • Answered

  • LM5146-Q1: Output current limit

    Resolved
    Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5146 Hi, On the product information page of LM5146-Q1 it is specified that the maximum current is 30A, But the WEBENCH doesn't allow a design with an output current higher than 20A. Can you…
    • Resolved

  • LM5146-Q1: Subject: LM5146-Q1

    TI Thinks Resolved
    Part Number: LM5146-Q1 Hi, Good Day. I have a customer who is working with LM5146-Q1. Please see below his query for your reference. Thank you very much. I designed DC/DC 28V to 10V using your LM5146-Q1. Please, advice if it is possible to apply pulse…

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