• LM5158: LM5158 related issues

  

  jeno.zhang

  Part Number: LM5158 Other Parts Discussed in Thread: LM5155 Hello, The customer's design requires a boost chip. Input voltage 3.6V, output voltage 33V, output current 60mA. The smaller the static current, the better. May I ask if LM5158 is suitable…

  • 1 month ago
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Answered

• LM5158-Q1: LM5158-Q1 - SEPIC DESIGN

  

  GOKUL I V

  Resolved

  Part Number: LM5158-Q1 Other Parts Discussed in Thread: LM5157 , LM5155 , LM5156 , LM51561H-Q1 Hi, We are using the LM5158-Q1 in a SEPIC converter configuration in our design. Could you please review the component values used in the attached schematic…

  • Resolved

  • 4 days ago
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• LM5158: LM5158 Sync Issue

  

  PAUL MESSICK

  Part Number: LM5158 I have a design using LM5158 as a 48V phantom power source for a pro-audio application. It starts up fine when free running (e.g., UVLO tied to Vin). But when this pin is driven with a 3.3V square wave to sync to the other switching…

  • 6 months ago
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• LM5158: LM5158 efficiency

  

  Cezar Morun

  TI Thinks Resolved

  Part Number: LM5158 Tool/software: Hi, What is the best efficiency I should expect for LM5158 as a boost convertor from 3V to 60V and an output current of 30mA? Thanks

  • over 1 year ago
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• LM5158-Q1: PSpice Boost Average and Transient Models

  

  danielb

  Part Number: LM5158-Q1 Other Parts Discussed in Thread: TINA-TI , LM5158 I am evaluating the LM5158x-Q1 boost controller and would like to use the PSpice Boost Transient and Average Models (Encrypted). Could you please clarify whether there is an unencrypted…

  • 2 months ago
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Answered

• LM5158-Q1: prebias start

  

  Lijia Zhu

  Resolved

  Part Number: LM5158-Q1 Other Parts Discussed in Thread: LM5158 Hi team, Does LM5158 support pre-bias start? Pre-bias start means Vout is higher than Vin during start up. B&R Lijia

  • Resolved

  • 5 months ago
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• LM5158-Q1: design optimization

  

  Shoo Saga

  Resolved

  Part Number: LM5158-Q1 Hi team, the tool in their current design showed peak current limit margin is NG. I changed the compensation circuit and still show NG for it as attached excel file. Is there any way to improve it? or still use this design? …

  • Resolved

  • 2 months ago
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• LM5158: LM5158

  

  CHI JONG JANG

  Resolved

  Part Number: LM5158 Tool/software: I'm considering implementing an isolated flyback converter of 60V and -60V double output rail using LM5158. I'm going to use the quickstart calculator provided by TI, but it's difficult to select Lm. Is there any product…

  • Resolved

  • over 1 year ago
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• LM5158: LM5158

  

  Naveen Gupta

  TI Thinks Resolved

  Part Number: LM5158 Tool/software: Hello can I get decrypted spice model LM5158??I am trying to simulate this in LTSpice

  • over 1 year ago
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Answered

• LM5158: Issue with boost DC-DC coverter (LM5158)

  

  Behnam Madadnia

  Resolved

  Part Number: LM5158 Tool/software: Dear Engineers, I have designed a variable-output boost DC-DC converter (LM5158RTER) to step up 5 V to 40 V. However, after receiving the PCB, I noticed that the output is fixed at 4.98 V, even when adjusting…

  • Resolved

  • over 1 year ago
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