• LM5157: Flyback Transformer Selection

  

  c p

  TI Thinks Resolved

  Part Number: LM5157 Other Parts Discussed in Thread: TPS22950 , LM5155 , LM5156 Tool/software: Hello, I would like to use the LM5157, with primary side regulation for lower part count, at ~1.5A-2A and 5.5-6V output. I would like galvanic isolation as a…

  • 1 month ago
  • Power management
  • Power management forum

• LM5157: LM5157 Unencrypted PSPICE model

  

  Kaushalya Satharasinghe

  Part Number: LM5157 Tool/software: Hi, Is it possible to get the unencrypted version of LM5157 PSPICE model? We have a NDA signed with TI. Cheers, Kaushalya

  • 3 months ago
  • Power management
  • Power management forum

• LM51571-Q1: LM5157

  

  sai kumar

  TI Thinks Resolved

  Part Number: LM51571-Q1 Other Parts Discussed in Thread: LM5157-Q1 , TINA-TI Tool/software: Hello, I have a question regarding LM5157-Q1. I am currently using TINA-TI simulation software, and I am unable to import the library file to TINA-TI. Is this file…

  • 1 month ago
  • Power management
  • Power management forum

• LM5157: design a power stage

  

  Chen Alex1

  Part Number: LM5157 Tool/software: HI sir we would like to design a power stage as below, LM5157 is a right solution? or any suggestion? thanks Vin 12v Vout:+/-24V,/2A Vout:+/-48V/2A

  • 1 month ago
  • Power management
  • Power management forum

• LM5157: LM5157QRTERQ1

  

  sai kumar

  TI Thinks Resolved

  Part Number: LM5157 Tool/software: Hi, I imported the LM5157QRTERQ1 from TI to LTSpice. I created a new symbol using the library provided and while running I see the following error: Please let me know how to resolve this error. Thank you.

  • 2 months ago
  • Power management
  • Power management forum
Answered

• RE: LM5157: Withstand voltage of the built-in MOSFET

  

  Sateesh Goudappanavar

  Resolved

  Hi Diece-K, Please be informed that we have implemented similar error message for LM5158, these updates are live on production now. Thank you for your patient support. Best Regards, Sateesh A G

  • 1 month ago
  • Power management
  • Power management forum

• LM5157-Q1: LM5157QRTERQ1

  

  Arnulfo Herrera

  TI Thinks Resolved

  Part Number: LM5157-Q1 Tool/software: Hello TI team, I am working on creating calculation for the use of LM5157-Q1, however, I did not find any document reference to calculate the power loss on the IC, and only the calculation tool is depicting a extreme…

  • 2 months ago
  • Power management
  • Power management forum

• LM5157-Q1: LM5157

  

  RAYEES K E

  TI Thinks Resolved

  Part Number: LM5157-Q1 Other Parts Discussed in Thread: LM5157 Tool/software: Hi, I am doing the AC Sweep simulation for LM5157 Sepic converter by using the Average model suggested by TI. I have connected the AC source in series with the FB line and…

  • 5 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• LM5157-Q1: LM5157

  

  RAYEES K E

  Part Number: LM5157-Q1 Other Parts Discussed in Thread: LM5157 Tool/software: Hi, Iam Doing the Sepic Converter Simulation using the LM5157 IC Model, Transient analysis is taking normally 20 to 30 minutes for 3mS duration simulation. But, when i am…

  • 5 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• RE: LM5157-Q1: LM5157

  

  RAYEES K E

  Hi Niklas, Thank you for your support for resolving the coupled inductor modeling issue. Previously i did the DC Sweep with LM5157 and observed it taking too much time to simulate, almost 2 days i waited for completing the DC Sweep simulation, finally…

  • 6 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

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