Part Number: LM5148-LM25148DESIGN-CALC Other Parts Discussed in Thread: LM5149 , LM5148 I would like to download LM5148-LM25148DESIGN-CALC, but visiting the download page does nothing. Could the document be uploaded here or the webpage fixed?
Part Number: LM5148-Q1 Other Parts Discussed in Thread: LM5148 , LM5149 Hello,
I'm currently using the LM5149-LM25149 Calculator for the LM5148 Buck Converter (as the LM5148 one's is not available).
For the buck inductance calcul, I followed the…
Thanks, Taylor. Send on the completed quickstart file - that's the key to determining losses, stability, etc. Also send the layout (screenshots are fine).
https://www.ti.com/tool/LM5148-LM25148DESIGN-CALC
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Tim
Hi Talha,
I have a couple of requests:
1. Please fill in the quick start calculator for this device: https://www.ti.com/tool/download/LM5148-LM25148DESIGN-CALC and share with me?
2. Please share what is the operating condition of the device at which you…
Hello Cuong,
Please can you fill out the calculator spreadsheet with your specification so I can check your design against the recommendations, this is a good place to start, thanks.
LM5148-LM25148DESIGN-CALC Calculation tool | TI.com
David.
Hi Renan,
Sorry to hear about the issue.
In the future, if you are trying to minimize the DCDC solution size you should try and select a more integrated solution such as a converter IE: LMQ644A2.
For this design, what you are describes sounds like a compensation…
Hello Christian,
You can use a single LM5148 for 12A output current.
please see evaluation board linked below.
https://www.ti.com/lit/ug/snvu773a/snvu773a.pdf?ts=1728657337662&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FLM5148
Suggest…
Hello Shunsuke,
The LM5148 requires logic level MOSFETs with a miller plateau of ~3V.
Please use the design calculator to determine losses for a given spec.
https://www.ti.com/tool/LM5148-LM25148DESIGN-CALC
hope this helps.
David,
Hi,
Please fill out this design calculator and share you schematic - https://www.ti.com/tool/LM5148-LM25148DESIGN-CALC
Once we confirm the component values, we can look at layout to troubleshoot further.
Regards,
Rahil
