• 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

  • 7 months ago
  • Power management
  • Power management forum
Answered

• 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

  • 10 months ago
  • Power management
  • Power management forum

• 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

  • 11 months ago
  • Power management
  • Power management forum
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

  • 9 months ago
  • Power management
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• LM5158: LM5158 PSR support

  

  Eddie Chou

  TI Thinks Resolved

  Part Number: LM5158 Other Parts Discussed in Thread: LM5185 Tool/software: Hi Team, May I check if LM5158 can support PSR voltage feedback like LM5185? customer want reduce one aux channel. Thanks & Regards Eddie

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• LM5158: LM5158 PWM cycle time

  

  Katsuya Kurisu

  Resolved

  Part Number: LM5158 Tool/software: Hi, Staff I'm designing boost convertor. Vsupply range is from 25.5V to 46.0V Vload range is from 47.05V to 49.96V.(Typ. 48.5V) Target Fsw is about 500KHz. In Vsupply is 46.0V and Vload 47.05V, PWM Duty is…

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• LM5158: About LM5158 SW pin voltage rising/falling time control in the SEPIC configurtion

  

  Alex Khramov23

  TI Thinks Resolved

  Part Number: LM5158 Tool/software: Is there the way to control LM5158 SW pin voltage rising/falling time in the SEPIC configuration? I measured the LM5158 SEPIC output voltage ( 20V ) directly at the output ceramic capacitors with extremely short ground…

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• LM5158: Misleading soft start computation

  

  Clément Letonnelier

  Resolved

  Part Number: LM5158 Tool/software: Hello, We are intending to use the LM5158 to generate a 45V regulated power supply from our 20V to 32V input power supply. The 45V is used to generate further secondary supplies and to cope with the potential…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

• LM5158: Inrush current when start up

  

  Rannie Zhou

  Part Number: LM5158 Tool/software: Hi team, my customer used LM5158 and find that there is an inrush current within a few ms after EN is turned on (but the actual TSS setting is several hundred ms), and the Vout suddenly has a voltage of more than…

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

• LM5158: Can't open BOOST calculator sheet

  

  Clément Letonnelier

  Resolved

  Part Number: LM5158 Tool/software: Hello, I downloaded the boost computation file. It does not open in Microsoft excel, stating that it is due to the protection. Any hint ? I was able to open it in Sheets which overrides any protection but I think…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

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