Answered

• LM5180: Differences between LM5180 and LM5180-Q1

  

  Takashi Onawa

  Resolved

  Part Number: LM5180 Hi Team, I got a quick questions form my customer regarding differences between LM5180 and LM5180-Q1. As far as I see the datasheet, it looks almost same device though, are there any risks to use LM5180-Q1 instead of LM5180-Q1? My…

  • Resolved

  • 6 days ago
  • Power management
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• LM5180-Q1: LM5180

  

  Jordan Kutzarov

  Part Number: LM5180-Q1 Other Parts Discussed in Thread: LM5180 Flyback circuit based on LM5180. Converts 36 V into +/-150 V. Transformer is 750311692 (Midcom). Circuit designed with the online tool, but controller keeps blowing up. Using two transformers…

  • 1 month ago
  • Power management
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Answered

• LM5180-Q1: PSPICE model issue

  

  Antoine Chapuis1

  Resolved

  Part Number: LM5180-Q1 Other Parts Discussed in Thread: LM5181 , LM5180 Dear team, I am experiencing the same issue with both LM5180 and LM5181: ERROR(ORPSIM-15141): Less than 2 connections at node N15746. This node is the TC node. Can you share a solution…

  • Resolved

  • 2 months ago
  • Power management
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Answered

• LM5180: Pin FMAE for non-Q1 products

  

  Takashi Onawa

  Resolved

  Part Number: LM5180 Hi Team, I can find Pin FAME for LM5180-Q1 on E2E thread but Is it OK to use it as LM5180 pin FMEA as well? https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/898392/lm5180-q1-fmeda-analysi…

  • Resolved

  • 2 months ago
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• LM5180-Q1: LM5180-Q1

  

  Yesaiahu Redler

  TI Thinks Resolved

  Part Number: LM5180-Q1 Dear TI support engineer How can I protect the e LM5180-Q1 from 80V surges?

  • 10 months ago
  • Power management
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Answered

• LM5180-Q1: LM5180 power problem

  

  Max Av

  Resolved

  Part Number: LM5180-Q1 Other Parts Discussed in Thread: LM5181 , LM5180 , SN6501 Hi, I cannot achieve the required output characteristics. Almost all denominations are calculated according to the datasheet. The transformer is selected close in inductance…

  • Resolved

  • 8 months ago
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Answered

• LM5180-Q1: regulating output voltage dynamically with Rset

  

  Bart

  Resolved

  Part Number: LM5180-Q1 Hello team, can you confirm if we can regulate the output voltage with the Rset resistor? We tested it with the EVM (modified), it works well. The config makes sure the FB current should not get larger than the recommended 100uA. …

  • Resolved

  • 6 months ago
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Answered

• LM5180-Q1: LM5180 Voltage level problem

  

  Max Av

  Resolved

  Part Number: LM5180-Q1 Other Parts Discussed in Thread: LM25184 , LM5180 Hi, According to the datasheet, I determined the feedback resistor for the 3.3 output voltage. However, I get more than 30 volts at the output, and there is no reaction to changing…

  • Resolved

  • 9 months ago
  • Power management
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• LM5180-Q1: PSPICE model Inquiry

  

  Cedrick

  TI Thinks Resolved

  Part Number: LM5180-Q1 Hi, Good day. I hope you are well. Our customer is using the PSPICE model for the and they have the following question. "I'm using the LM5180-Q1NGU_TRANS spice model in pspice ti 2020 It is hooked up correctly, but the internal…

  • 6 months ago
  • Power management
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• LM5180-Q1: Could we change RSET resistor value to change the output voltage?

  

  Gabriel Xu

  TI Thinks Resolved

  Part Number: LM5180-Q1 Hi teams Customer want to change the RSET value to output differenet voltage. Any potential risk to do so? Any recommend range about the RSET value? Thanks.

  • 5 months ago
  • Power management
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