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July 11th, 2016, 01:40 AM   #1
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Which component on motherboard

Hello,
What is this R68?
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July 11th, 2016, 02:08 AM   #2
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Probably 0.68 ohm resistors for current sensing
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July 11th, 2016, 02:45 AM   #3
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There are many?
what is the use of it?
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July 11th, 2016, 02:49 AM   #4
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SMD power inductor for large current application on Global Sources

google say it is inductor
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July 11th, 2016, 05:00 AM   #5
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google told me it could be either, but inductors makes a lot of sense
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July 17th, 2016, 09:43 PM   #6
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what will be thew use of it?
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July 17th, 2016, 11:15 PM   #7
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Buck converters!!!!
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July 17th, 2016, 11:26 PM   #8
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what is the use of so many converter and i dnt find p[ulsing chip
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July 17th, 2016, 11:49 PM   #9
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It uses 3 interleaved to keep the heat down in the FETs. This allows them to run the PWM faster, giving a faster control of the voltage.
Some have a lot more phases:
https://www.techpowerup.com/167234/a...-phase-cpu-vrm
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July 18th, 2016, 01:12 AM   #10
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Quote:
It uses 3 interleaved to keep the heat down in the FETs
what is this?

and where is pwm chip?
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