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Showing 78 results View by: Thread Post Sort by
  • 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…
    • 8 days 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…
    • 6 months 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?
    • 2 months 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
    • 3 months ago
    • Power management
    • Power management forum
  • LM5149-Q1: Please review the schematic

    Chase Jeong
    Chase Jeong
    Part Number: LM5149-Q1 Tool/software: Dear TI experts, My customer drew 1st schematic using LM5149-Q1. Could you review the schematic below? Best regards, Chase
    • 3 months ago
    • Power management
    • Power management forum
  • LM5149-Q1: Issue with Active EMI Filter

    Ritik Goyal
    Ritik Goyal
    TI Thinks Resolved
    Part Number: LM5149-Q1 Tool/software: Hi I am using LM5149-Q1 buck controller IC for 50V input and 28V/5A output and using web bench recommended values for the application with below configuration: R_CNFG = 41.2K Frequency = 250KHz In multiple…
    • 1 month ago
    • Power management
    • Power management forum
  • LM5149-Q1: unencrypted Model for LM5149-Q1

    Arnold Raoul Tchuiwa
    Arnold Raoul Tchuiwa
    TI Thinks Resolved
    Part Number: LM5149-Q1 Tool/software: Hello everyone, where can i get a unencrypted Model for LM5149-Q1? Best Regard Arnold
    • over 1 year ago
    • Power management
    • Power management forum
  • LM5149-Q1: Standby current when load is 100uA

    Grey Guo
    Grey Guo
    TI Thinks Resolved
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5149 Tool/software: Hi team, My customer selects LM5149-Q1 in their 48V ACU project. They want to know when Vin=48V, Vout=14V, Load=100uA, what's the total current consumed by LM5149-Q1 itself…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5149-Q1: LM5149-Q spice model ERROR

    Villaumié Thibaud
    Villaumié Thibaud
    Resolved
    Part Number: LM5149-Q1 Other Parts Discussed in Thread: LM5149 Tool/software: Hi, I would like to use the LM5149 spice model to simulate a power supply, but the model is not working. I can use other parts simulation, but not the LM5149. Can you…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5149-Q1: Active EMI Filter vs DRSS

    Shunsuke Yamamoto
    Shunsuke Yamamoto
    Resolved
    Part Number: LM5149-Q1 Tool/software: Hi team, Does the noise suppression of DRSS exceed AEF(Active EMI Filter)? Which one is more effective for EMI countermeasures? Best regards, Shunsuke Yamamoto
    • Resolved
    • 2 months ago
    • Power management
    • Power management forum
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