• LM5143A-Q1: current handling capability of LM5143A-Q1

  

  Akshay khot

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5137F-Q1 Tool/software: Dear Sir, I want to know the current handling capability of LM5143A-Q1. Does it supports Iout1= 5V@20A and 3.3V@20A current requirement ? Thank you for considering my request…

  • 2 months ago
  • Power management
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Answered

• LM5143A-Q1: Unencrypted spice model for simulating in LTspice

  

  Venkatesh K J

  Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5143 Tool/software: Hello team, I am currently working on a personal project involving the simulation of a buck converter and have chosen the LM5143 controller for this purpose. However, I have…

  • Resolved

  • 1 month ago
  • Power management
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• LM5143A-Q1: Export LM5143QRHARQ1 ‑ 24V-48V to 3.30V @ 25A

  

  Ryan Mirsafaei

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5137F-Q1 , LM5143 Tool/software: Dear TI, I have a project on WeBench for simulating the LM5143A-Q1. In attempt to export the design file to Altium designer I received an error message "unable…

  • 1 month ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LM5143A-Q1: How to find QOSS and EOSS

  

  DARSHAN M M V

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5143 Tool/software: Hello team, I am trying to calculate the total power loss of a MOSFET used for LM5143 which is very important factor , in the data sheet I refer ed to the formulas mentioned…

  • 4 months ago
  • Power management
  • Power management forum
Answered

• LM5143A-Q1: Request unencrypted spice model

  

  Jason Regalado

  Resolved

  Part Number: LM5143A-Q1 Tool/software: Hi, I'm looking to simulate this device in spice. I'm not able to find a model for it. There's nothing in the TINA standard library. The Webench designer has a model, but does not have simulation enabled for this…

  • Resolved

  • 5 months ago
  • Power management
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• LM5143A-Q1: Unexpected simulation performance behavior in single output configuration

  

  Jason Regalado

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5143 , LM5148 Tool/software: Hi, I am simulating the LM5143A-Q1, configured for two-phase single output. Some of the relevant waveforms do not add up, although my output is somewhat close to…

  • 5 months ago
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• LM5143A-Q1: dual phase mode light load efficiency

  

  Dongbao Zhou

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Tool/software: hi team, Can you provide the efficiency curve of LM5143A in dual phase mode + DEM enable? Any other suggestion to improve further? Regards Dongbao

  • 6 months ago
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• LM5143A-Q1: Iout(max)

  

  Pranjali Andhare

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Tool/software: Hi I want to know about current mentioned Iout(max)=40A .Is this current is per channel or total current? Also for controller there is no current limitation, but what is the meaning of Iout(max) ?

  • 6 months ago
  • Power management
  • Power management forum

• LM5143A-Q1: 2 Phase operation with different supply voltages

  

  ratheesh chandran

  TI Thinks Resolved

  Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5143 Tool/software: Hello Ti Experts I wanted to use LM5143 in the following mode as shown in the picture below, will LM5143 will support in this configuration. Summary : 1 phase will generate…

  • 7 months ago
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• LM5143A-Q1: LM5143A-Q1

  

  Shwetha DV

  TI Thinks Resolved

  Part Number: LM5143A-Q1 I am using LM5143A-Q for dual buck Input 35V - 60V Output 1: 5V,2A Output 2 : 15V,2A In 5V output IC and MOSFET is get heating at no load condition. MOSFET- RD3P200SNFRATL

  • 11 months ago
  • Power management
  • Power management forum

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