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Showing 99 results View by: Thread Post Sort by
  • LM5149-Q1: Schematic and PCB layout review of power module design using the LM5149-Q1 and LM5069

    Jason Okamoto
    Jason Okamoto
    TI Thinks Resolved
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5069 Subject: LM5149-Q1 and LM5069 Technical Support Request - Requires Private Message / NDA Constraints Part Number: LM5149-Q1 and LM5069 Description: Hello, I am currently designing a…
    • 13 days ago
    • Power management
    • Power management forum
  • Answered
  • LM5149-Q1: output with 1.8mF capacitor

    Haiwen Huang
    Haiwen Huang
    Resolved
    Part Number: LM5149-Q1 Dears: csutomer want to use LM5149-Q1 to design: Vin=8-36V, typ 24V, output =5V/15A, they want to know if LM5049-Q1 can support 1.8mF capacitor , they warry about inrush current as LM5149-Q1 softstart can adjust. Thanks.
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5149-Q1: LM5149 Vout dropping to zero periodically during heavy load

    Daniel Teger
    Daniel Teger
    Resolved
    Part Number: LM5149-Q1 Hi TI! I've designeed a dual-phase regulator using the LM5149-Q1 device. Under moderate load (<10A) the regulator performs well. When the load is increased to ~12A and the regulator has been turned on for around 1 minute, Vout…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • LM5149-Q1: EXT COMP to VDDA

    Scarlett Cao
    Scarlett Cao
    TI Thinks Resolved
    Part Number: LM5149-Q1 Hi team How to select EXTCOMP to VDDA resistance. On d.s. all mentioned 10kohm, what will be the effect if customer use 100k? Thanks Scarlett
    • 2 months ago
    • Power management
    • Power management forum
  • LM5149-Q1: negative current problem with LM5149

    Manu Chang
    Manu Chang
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5149 Tool/software: Hi team, My customers now are trying to use LM5149-Q1 as TEC controller with a bidirectional current by adding a switch between Vin and Vout and another switch between load…
    • over 1 year ago
    • Power management
    • Power management forum
  • LM5149-Q1: power circuit review

    Cickey Xu
    Cickey Xu
    TI Thinks Resolved
    Part Number: LM5149-Q1 dear support team my customer had designed the power curcuit by LM5149QRGYRQ1/TPS25940AQRVCRQ1LMR38020SQDDARQ1; please help review the schematic and give some suggestion. thanks. Power Review.pdf
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM25149-Q1: LM25149-Q1 VS LM5149-Q1

    Eli Hait54
    Eli Hait54
    Resolved
    Part Number: LM25149-Q1 Hello. Trying to design a power supply in two versions using the LM25149-Q1, with the same input voltage range of 15V to 36V. One version is for a 7.5V / 12A output, and the other is for a 12V / 10A output. For some reason…
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
  • LM5149-Q1: lm5149

    Daniel Teger
    Daniel Teger
    TI Thinks Resolved
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5149 , LM25148 , , LM25148-Q1 Tool/software: In a forum post on a related topic, Orlando Murray stated the the PSPICE model for the LM5149 does not support simulating this part in dual-phase mode…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM5149-Q1:LM5149-Q1のPspice

    Alice
    Alice
    Resolved
    Part Number: LM5149-Q1 Tool/software: 提供されているPspiceを使って入力電圧20/24/30Vでの出力電圧を確認しています。 ただし一時的に12.5Vとなるようなステップ応答を追加しています。 このステップ応答のため、AEFとπ型フィルタをなくすしかないと考えています。 ・ AEFとπ型フィルタ有(VIN=30→12.5V→30V) まずこの見解はあってますでしょうか? また、AEFとπ型フィルタをなくして、初期電圧を20/24…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM5149-Q1: AVG?AC model of LM5149 in SIMPLIS

    Ryan Rah
    Ryan Rah
    TI Thinks Resolved
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5148 , LM5149 Tool/software: Any SIMPLIS simulation model of LM5148 or LM5149 for AC/AVG analysis?
    • over 1 year ago
    • Power management
    • Power management forum
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