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NCP81242 - Single-Phase Voltage Regulator

General Description

Pin Name Type 1 VRHOT# Logic Output 2 SDIO Logic Bidirectional 3 ALERT# Logic Output 4 SCLK Logic Input 5, 32, 49 GND Analog Ground 6 VRRDY Logic Output 7, 11 17, 50 VIN Power Input 8 BST Power Bidirectional 9 GH Analog Output 10 SW Power Return 18, 25 29, 51 19

Key Features

  • Meets Intel® Server Specifications.
  • 5 V to 20 V Input Voltage Range.
  • 1.0 V/1.5 V Fixed Boot Voltage.
  • Adjustable Output Voltage with SVID Interface.
  • Integrated Gate Driver and Power MOSFETs.
  • Up to 14 A TDC Output Current.
  • 500 kHz ~ 1.2 MHz Switching Frequency.
  • Current.
  • Mode RPM Control.
  • Programmable SVID Address and ICCMax.
  • Programmable DVID Feed.
  • Forward to Support Fast DVID.
  • Feedfor.

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Datasheet Details

Part number NCP81242
Manufacturer onsemi
File Size 361.99 KB
Description Single-Phase Voltage Regulator
Datasheet download datasheet NCP81242 Datasheet

Full PDF Text Transcription for NCP81242 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for NCP81242. For precise diagrams, and layout, please refer to the original PDF.

NCP81242 Voltage Regulator, Single-Phase, SVID Interface for Computing Apps High Switching Frequency, High Efficiency, Integrated Power MOSFETs The NCP81242, a single−pha...

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, High Efficiency, Integrated Power MOSFETs The NCP81242, a single−phase synchronous buck regulator, integrates power MOSFETs to provide a high−efficiency and compact−footprint power management solution for new generation computing CPUs. The device is able to deliver up to 14 A TDC output current on an adjustable output with SVID interface. Operating in high switching frequency up to 1.2 MHz allows employing small size inductors and capacitors while maintaining high efficiency due to integrated solution with high performance power MOSFETs. Current−mode RPM control with feedforward from both input power supply and output vo