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Showing 397 results View by: Thread Post Sort by
  • LM5143:Analysis of Circuit Abnormalities in LM5143 FCCM Operating Mode

    ZHIXIONG CHEN
    ZHIXIONG CHEN
    TI Thinks Resolved
    Part Number: LM5143 Tool/software: 重点是具有 VBL 输出的电路。我们最初的设计意图是创造一种可以实时调节输出电压并具有远程补偿功能的开关模式电源。此外,该电源支持微安电流检测。为了减少低电流纹波,我们采用了 FCCM 模式,同步模式始终开启。我们的远程反馈由仪表放大器提供,请注意,反馈点连接到 39Ω 微安采样电阻的输出侧。问题是:当我们在无负载的 mA 检测模式下工作时(此时微安检测电阻被旁路),它工作正常,同步 MOSFET 的栅极波形也看起来正常,可以观察到清晰的死区时间…
    • 1 month ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • Answered
  • LM5143-Q1: LM5143 bi-directional Inquiry

    Carlos Rodriguez
    Carlos Rodriguez
    Resolved
    Part Number: LM5143-Q1 Other Parts Discussed in Thread: LM5143 , LM5170 Tool/software: I am using LM5143 in IBB configuration like the diagram below. Would the controller be able to support current flow in the opposite direction? The customer is curious…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • LM5143: To configure LM5143 as single output

    Roshan Anto Singh R H
    Roshan Anto Singh R H
    Part Number: LM5143 Tool/software: Hi, I'm going to use LM5143 to generate single output (10Vin to 3.3V @ 30A). Is this buck controller can be use for single output? If yes, Can you share any reference.
    • 3 months ago
    • Power management
    • Power management forum
  • LM5143: LM5143 Pspice average model for simulation

    yx yan
    yx yan
    TI Thinks Resolved
    Part Number: LM5143 Tool/software: I want LM5143 Pspice average model for simulation. I design a current loop for charge battery,I need model for simulation. Schematic as below:
    • 7 months ago
    • Power management
    • Power management forum
  • LM5143: LM5143 & LM5148 for 5V/60A

    Chen Alex1
    Chen Alex1
    TI Thinks Resolved
    Part Number: LM5143 Other Parts Discussed in Thread: LM5148 , LM5190 Tool/software: hi sir I Can't find the key word" CC or constant current " in the data sheet of LM5143 & LM5148 if the two parts support the function need spec as below …
    • 7 months ago
    • Power management
    • Power management forum
  • LM5143-Q1: ABSOLUTE MAX VOLTAGE OF LM5143

    RAGUL S
    RAGUL S
    TI Thinks Resolved
    Part Number: LM5143-Q1 Other Parts Discussed in Thread: LM5143 , LM5137F-Q1 , LM5137-Q1 Tool/software: Hi, In datasheet of LM5143, absolute maximum input voltage (Vin to PGND) was given as +70V. Can I know how long (transient condition) the IC withstands…
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5143: TINA

    Jeff YANG
    Jeff YANG
    Resolved
    Part Number: LM5143 Tool/software: Hi, Does LM5143 have TINA simulation model?Thnanks! Jeff
    • Resolved
    • 1 month ago
    • Interface
    • Interface forum
  • Answered
  • LM5143: 2phase application for 12V/60A with 2pcs LM5143

    Tiger Yeh
    Tiger Yeh
    Resolved
    Part Number: LM5143 Tool/software: Hi, According to datasheet Fig9-10 for single output with multi-phase application, may I check whether it could support 18V~48V input and 12V/60A output? Suppose it may be okay, but want to double confirm with team…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5143: vccx

    Jeff YANG
    Jeff YANG
    Resolved
    Part Number: LM5143 Tool/software: Hi, Does VCCX have sequence requirement? Is it can provide before Vin? Thanks! Jeff
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM5143: LM5143's output current capability has turn worse

    yong.fu
    yong.fu
    Resolved
    Part Number: LM5143 Tool/software: Hello TI experts, The project we designed used the LM5143+4pcs MOSFET dual phase architecture. input=16-32V ,output voltage= 14.4V, the current max 20A. The output current can reached 12A. Schematic as attached. There…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
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