NCP81111MNI0TXG DC-DC Power Conversion by ON Semiconductor

3 Phase VR12.5-6 High Speed Digital Controller with SVID and I2C Interfaces

Status: Active
Series: NCP81111
RoHS: Compliant
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The NCP81111 is a high performance digital single output three phase VR12.5−6 compatible buck solution optimized to operate at frequencies up to 5 MHz for Intel CPU applications. The NCP81111 and can also work as a general purpose I2C controlled multiphase voltage regulator. The NCP81111 is designed to support the NCP81163 digital phase doubler IC which expands the capability of the part to 6 phases for high current handling. The controller includes true differential voltage sensing, differential current sensing, digital input voltage feed−forward, DAC feed forward, and adaptive voltage positioning.

Where to Buy

Prices starting from US$1.94

Distributor Stock
Logo for Farnell
Farnell
from US$2.23
No stock
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Logo for Newark Electronics
Newark Electronics
from US$1.94
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Logo for Avnet America
Avnet America
from US$2.11
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Features

Meets Intel®’s VR12.5 Specifications
On Board EEPROM for User Configuration
High Performance Digital Architecture
Dynamic Reference Injection
Fully Differential Voltage Current Sense Amplifiers
“Lossless” DCR Current Sensing for Current Balancing
Thermally Compensated Inductor Current Sensing for Droop
User Adjustable Internal Compensation
Applications
Multi-phase voltage regulator for Intel processors
Desktop PC
Servers
End Products
General Purpose I2C Controlled Multiphase Regulators
Notebook PC

Specifications

Description NCP81111, 2 Phase 2Mhz Digital VR12.5 Controller
Compliance Pb-free Halide free
Topology Step-Down
Phases 1/2/3
Control Mode Voltage Mode
VCC Min (V) 4.75
VCC Max (V) 5.25
fSW Typ (kHz) 1000 - 5000
Package Type QFN-32

Alternative Descriptions

Multiphase Controller/Reel |Onsemi NCP81111MNI0TXG | Newark Electronics
MULTIPHASE CONTROLLER | Avnet America
DC / DC CONTROLLERS | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a NCP81111MNI0TXG?

Additional datasheets, footprints and schematics for NCP81111MNI0TXG are listed on our Part Details page. You can also find images and similar parts to NCP81111MNI0TXG on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for NCP81111MNI0TXG on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCP81111MNI0TXG price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does NCP81111MNI0TXG fall under?

The NCP81111MNI0TXG is listed under Power Management > DC-DC Power Conversion > Controllers.

Can I view similar or alternative parts?

You can view similar parts to NCP81111MNI0TXG when available in the Controllers range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the NCP81111MNI0TXG you can contact the distributor directly for product support, shipping queries etc.

Is the NCP81111MNI0TXG RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for NCP81111MNI0TXG have stock available?

Authorised distributors including Newark Electronics, Avnet America and Farnell have stock available or on a lead time for NCP81111MNI0TXG.

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