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Part Number
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NCP81142 |
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Manufacturer
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ON Semiconductor |
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Description
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Multiple-Phase Controller |
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Published
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Jul 31, 2015 |
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Detailed Description
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NCP81142
Multiple-Phase Controller
with SVID Interface for
Desktop and Notebook CPU
Applications
The NCP81142 Multi...
|
|
Datasheet
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NCP81142
|
Overview
NCP81142
Multiple-Phase Controller
with SVID Interface for
Desktop and Notebook CPU
Applications
The NCP81142 Multi−Phase buck solution is optimized for
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Intel® VR12.
5 compatible CPUs with user configurations of 4/3/2/1 phases.
The controller combines true differential voltage sensing, differential inductor DCR current sensing, input voltage
MARKING DIAGRAM
feed−forward, and adaptive voltage positioning to provide accurately regulated power for both Desktop and Notebook applications.
The control system is based on Dual−Edge pulse−width modulation (PWM) combined with DCR current sensing providing the fastest
1
QFN32 CASE 485CD
NCP 81142 ALYWG
G
initial response to dy...
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