World’s First Digitally...

World’s First Digitally Enhanced

Power Analog Controller Plus Expansion of High-Speed MOSFET Family

2 Embargoed Until: January 28, 2013

Linear Regulators

Fan Control and Hardware Management

Switching

Regulators

Charge Pump

DC/DC Converters

Delta-Sigma

A/D Converters

Power MOSFETs

Dual Slope / Display

A/D Converters

System Supervisors

Voltage Detectors

D/A Converters

Power MOSFET

Drivers

Battery Management

POWER

MANAGEMENT

THERMAL

MANAGEMENT MIXED SIGNAL

Voltage References

Digital Potentiometers

Temperature

Sensors

SAR A/D

Converters

Single Supply

CMOS Op Amps

Comparators

LINEAR

RF Power Amplifiers,

PGA, SGA

Switching

Controllers

Energy

Measurement ICs

Smoke Detector ICs

Piezoelectric

Horn Drivers

SAFETY AND

SECURITY

CAN/LIN

INTERFACE/

CONNECTIVITY

USB Bridges

and Hubs

Ethernet Controllers

Wireless

Stepper and DC/

3Φ Brushless DC

MOTOR DRIVER

ICs

Real Time

Clock/Calendars

Analog & Interface Products

USB Port Power

Controllers

Current/DC Power

Measurement ICs

I/O Expanders

Switching

Controllers

Power

MOSFETs


Mid-Voltage DC/DC Power Conversion Portfolio

Supporting Higher

Voltages

Driving Higher

Currents

Expanding Application Support


Markets and Applications

• Computing

• Servers

• Desktops

• Embedded Controllers

• Consumer

• Set-Top Boxes

• Gaming

• Communication

• Networking

• Telecom


Fully Analog

Control

Existing DC/DC Power Conversion Spectrum

Fully Digital

Control

“Analog” Control

Error

Amp

PWM

Comp.

VFB

VREF

MOSFET

Driver

Controller

Compensator Comp

“Digital” Control

PWM Generator

Peripheral

Controller - MCU

(Coefficients &

Operating Set point)

A/D

Conv. VFB

MOSFET

Driver


Fully Analog

Control

Existing DC/DC Power Conversion Spectrum

Fully Digital

Control


Error

Amp

PWM

Comp.

VFB

VREF

MOSFET

Driver

Controller

Compensator Comp


PWM Generator

Peripheral

Controller - MCU

(Coefficients &

Operating Set point)

A/D

Conv. VFB

MOSFET

Driver

dsPIC33

Digital Signal

Controller

MCP19035

PWM Controller


Fully Analog

Control

Fully Digital

Control

Emerging: Hybrid Power Conversion Solutions

Hybrid Control (Analog + Digital)


Fully Analog

Control

Fully Digital

Control

Digitally Enhanced Power Analog Family: MCP19111

Announcing World’s First: Digitally Enhanced Power

Analog Controller: MCP19111

Hybrid Control (Analog + Digital)


Supervisory

Microcontroller


Error

Amp

PWM

Comp.

Compensator

To

MOSFETs

VREF

MOSFET

Drivers

VFB

MC

P19111


Benefits of the MCP19111 Digitally Enhanced Power Analog

• “Analog-Fast” Transient Response • High-MIPS MCU Not Needed

• High-Precision, High-Speed A/D Converter Not Needed

• Saves Cost & IC Power Consumption

• “Digital Flexibility” • Small, on-board, Low-Power MCU

• Actively optimizes the analog loop

• Provides Advanced Features:

• Configurable Analog

• Communication Interface

• Fully Programmable MCU - Enabling Custom IP


Key Features of the MCP19111

• Synchronous Step-Down, PWM Controller

with Integrated MCU

• WIDE VIN Range: 4.5 to 32V

• Integrated LDO & MOSFET Driver

• Fully Programmable MCU Core

• Internal, Analog Compensation

• Efficiency Optimization

• Protection (Temp./UVLO/OVLO/…)

• Up to 15 General Purpose I/O (w/ ADC)

• PMBusTM/I2CTM Communication Interface

• Customer IP/Code Support

• SMALL QFN 5x5mm – 28-pin

MCP19111, Digitally-

Enhanced Power Converter

Analog Control and

Power Stage8-Bit

MCU

Synchronous

MOSFET

Driver

Internal Bias Supply

Error

Amp

GPIO

Comm

Interface

VREF

PWMGenerator

Adjustable

CompensationNetwork

Slope

CompensationCurrent Sense


Discrete Implementation

Analog + Digital

• External MCU + High-Performance

Analog Controller

• Modular design Maximizes Flexibility

• However, Introducing Significant

Configurability to the Analog

Controller is CHALLENGING

MCP19111 Offers Breakthrough Integration…

Integrated Analog +

MCU Power Control

• Single-Chip Solution

• Reduces Design Complexity,

Component Count, and Footprint

• Integration Enables Greater

Degree of Configurability

MCU Analo

g

Contr

olle

r

Driver

Topolo

gy

Lo

ad

Integrated

MCU + Driver Stage (MCP19111)

MCU Driver

Topolo

gy

Lo

ad

Analo

g

Contr

olle

r


Microchip’s Expanding Power Solutions

Integrated PWM Controller

• Analog Controller

• MCU

• Drivers

• LDO

4 New High-Speed MOSFETs

• Low RDSon

• Low Qg

• Optimized for 12V Power

Conversion

Low

Figure-of-Merit

High-Speed MOSFETs

MCP87000

MOSFET Family

MCP87000

MOSFET Family

MCP19111, Digitally-

Enhanced Power Converter

Analog Control and

Power Stage8-Bit

MCU

Synchronous

MOSFET

Driver

Internal Bias Supply

Error

Amp

GPIO

Comm

Interface

VOUT

VIN Synchronous Buck

Topology

VREF

PWMGenerator

Adjustable

CompensationNetwork

Slope

CompensationCurrent Sense


Development Support

Software Tool Support

• FREE Excel-based Design Tool with

User Guide

• MPLAB® X IDE-based GUI

• Simplifies power-supply firmware

development

Evaluation Board

• Input Voltages from 4.5 to 14V

• User-Configurable:

• Output Voltage

• Analog Loop Compensation

• Protection Thresholds (UVLO/OVLO/Temp)


Mid-Voltage Power Conversion Portfolio Expansion

Supporting Higher

Voltages

Driving Higher

Currents

Adding Flexibility to Analog!


Pricing and Availability

• The MCP19111 and our new MCP87XXX

MOSFET Family members are available

January 28th for sampling and volume

production.

Product ID Package 5000-unit

Pricing

MCP19111 5x5mm 28-pin QFN $2.81

MCP87018 5x6mm, 8-pin PDFN $1.04

MCP87030 5x6mm, 8-pin PDFN $0.64

MCP87090 3.3x3.3mm, 8-pin PDFN

5x6mm, 8-pin PDFN

$0.34

$0.36

MCP87130 3.3x3.3mm, 8-pin PDFN

5x6mm, 8-pin PDFN

$0.28

$0.29


Microchip’s MOSFET Selector Guide

Product ID Type Config Vds

(V)

Vgs

(V)

Rds_on

@ 4.5V

(mΩ-typ)

Qg

(nC)

Package

(mm)

MCP87018 N Single 25 +10/-8 1.9 35 5x6 DFN

MCP87022 N Single 25 +10/-8 2.2 25 5x6 DFN

MCP87030 N Single 25 +10/-8 3 13.3 5x6 DFN

MCP87050 N Single 25 +10/-8 5 9 5x6 DFN

MCP87055 N Single 25 +10/-8 5.5 6 3.3x3.3 DFN

MCP87090 N Single 25 +10/-8 9 4 5x6 DFN

3.3x3.3 DFN

MCP87130 N Single 25 +10/-8 13 2.9 5x6 DFN

3.3x3.3 DFN

Note: The Microchip name and logo, dsPIC, and MPLAB are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. All other trademarks mentioned herein are the property of their respective companies.

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