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
3 Embargoed Until: January 28, 2013
Mid-Voltage DC/DC Power Conversion Portfolio
Supporting Higher
Voltages
Driving Higher
Currents
Expanding Application Support
4 Embargoed Until: January 28, 2013
Markets and Applications
• Computing
• Servers
• Desktops
• Embedded Controllers
• Consumer
• Set-Top Boxes
• Gaming
• Communication
• Networking
• Telecom
5 Embargoed Until: January 28, 2013
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
6 Embargoed Until: January 28, 2013
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
dsPIC33
Digital Signal
Controller
MCP19035
PWM Controller
7 Embargoed Until: January 28, 2013
Fully Analog
Control
Fully Digital
Control
Emerging: Hybrid Power Conversion Solutions
Hybrid Control (Analog + Digital)
8 Embargoed Until: January 28, 2013
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)
“Digital” Control
Supervisory
Microcontroller
“Analog” Control
Error
Amp
PWM
Comp.
Compensator
To
MOSFETs
VREF
MOSFET
Drivers
VFB
MC
P19111
9 Embargoed Until: January 28, 2013
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
10 Embargoed Until: January 28, 2013
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
11 Embargoed Until: January 28, 2013
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
12 Embargoed Until: January 28, 2013
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
13 Embargoed Until: January 28, 2013
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)
14 Embargoed Until: January 28, 2013
Mid-Voltage Power Conversion Portfolio Expansion
Supporting Higher
Voltages
Driving Higher
Currents
Adding Flexibility to Analog!
15 Embargoed Until: January 28, 2013
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
16 Embargoed Until: January 28, 2013
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.