Answered

• LM5137F-Q1: Where can I find the LM5137F full datasheet?

  

  Nicole Wen

  Resolved

  Part Number: LM5137F-Q1 Other Parts Discussed in Thread: LM5137F , LM5137 Tool/software: Dear TI support engineer, I'm designing a project using LM5137F. But, I think its simplified version datasheet ( only 15 pages. Even no pins description.) is not…

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  • 3 months ago
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• LM5137F-Q1: Question about LM5137F-Q1

  

  Chase Jeong

  TI Thinks Resolved

  Part Number: LM5137F-Q1 Tool/software: Dear TI experts, My customer check the specification of LM5137F-Q1 for their new project. Their application is automotive seat controller. And here are some questions. 1. Is it okay to make 12V/15A output…

  • 10 months ago
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• LM5137F-Q1: Is it possible to synchronize LM5137F with LM5146?

  

  Nicole Wen

  Resolved

  Part Number: LM5137F-Q1 Other Parts Discussed in Thread: LM5137F , LM5146 , LM5137 Tool/software: Dear TI engineer, how are you? In my recent project, I used LM5137 as dual channels dc buck converter( 5v, 12v). Meantime, I also use a LM5146 to set down…

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  • 3 months ago
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Answered

• LM5137F-Q1: Noisy output

  

  Stephen Holland

  Resolved

  Part Number: LM5137F-Q1 Tool/software: I have implemented the LM5137F-Q1 with a single interleaved 12V output using the recommended values from the calculation spreadsheet. I am seeing a quite noisy output and am unable to reach the full design output…

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  • 3 months ago
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• LM5137F-Q1: Current sense feedback resistor divider calculation

  

  Stephen Holland

  TI Thinks Resolved

  Part Number: LM5137F-Q1 Can you please provide the formula that can be used to set the value of R9 annd R44 as shown in the EVM? Assume higher current than the EVM for this purpose...

  • 24 days ago
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• LM5137F-Q1: VCC Output when EN1/2 are Low

  

  Stephen Holland

  TI Thinks Resolved

  Part Number: LM5137F-Q1 What is the expected level of VCC when EN1 and EN2 are low? I am seeing ~1.46V. Is this normal? I see the expected 5V when EN1 and EN2 are high.

  • 1 month ago
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• LM5137F-Q1: Datasheet incomplete/useless

  

  Ivan Erakovic

  Resolved

  Part Number: LM5137F-Q1 Other Parts Discussed in Thread: LM5137-Q1 Tool/software: Hi, the LM5137F-Q1 datasheet SNVSCV0A – SEPTEMBER 2024 – REVISED JUNE 2025 is unfortunately not usable, it doesn't contain even the simplest information as pinout let alone…

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  • 4 months ago
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• LM5137F-Q1: About Iout(max).

  

  Leo Ma

  Resolved

  Part Number: LM5137F-Q1 Tool/software: Hi Expert, Have a good day! I find LM5137F-Q1’s Iout(max) is 40A. My question: Is 40A for 1 channel or 2 channels? Thanks! Best Regards, Leo

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  • 5 months ago
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• LM5137F-Q1: Output imbalance in single-output interleaved operation mode

  

  Stephen Holland

  Resolved

  Part Number: LM5137F-Q1 Other Parts Discussed in Thread: LM5137 I am using the LM5137F-Q1 with: 24-42V input 12V output (set via feedback resistors) DRSS 10% FPWM enabled 0.5ohm load resistor (~24A total load current) I'm seeing ~20% higher…

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  • 2 months ago
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• LM5137F-Q1: LM5137 time (from En - High to PG ok)

  

  Fredy Zhang

  Resolved

  Part Number: LM5137F-Q1 Other Parts Discussed in Thread: LM5137 , LM5137-Q1 Hi, Expert, Customer need LM5137 time between EN-High to PG-OK. and design system boot flow. Need your help to check . thanks. Regards, Fredy Zhang

  • Resolved

  • 1 month ago
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