TM

Power Application Controller (PAC)™

Mar. 2014

TM

Reinventing MicrocontrollerReinventing Microcontroller

Micro-

Controller

A

A

A

A

A

Bag of chips, un-optimized

Expensive, difficult to use

ASIC A

Single application, inflexible

Still can’t support high voltage

ApplicationsApplications

2Proprietary Information – Subject to NDA

MCU

Core

A

A

A

A

Micro Application Controller(µAC)TM

Easy to use (more fun as well), low BOM, fast time to market

Smart system performance, multiple applications

TM

Power Application Power Application ControllerControllerTMTM

• Industry-leading 32-bit ARM

CortexTM M0 processor with

patented smart peripherals

• Patented all-in-one power

conversion solution

• First-in-market integrated

high voltage power drivers

3Proprietary Information – Subject to NDA

high voltage power drivers

up to 600V operation

• Sophisticated yet easily

configurable analog frontend

• Proven analog array

methodology allows quick

silicon spins

TM

• 50MHz ARM Cortex-M0 32-bit

microcontroller core

• Fast single cycle 32-bit x 32-bit multiplier

• 24-bit SysTick timer

• 24-bit watchdog timer

• Nested vectored interrupt controller

(NVIC) with 20 external interrupts

• Wake-up interrupt controller allowing

power-saving sleep modes

• Up to 32kB FLASH and 8kB SRAM

memory

True 10-bit 1μs ADC with multi-

PAC Block Diagram

4Proprietary Information – Subject to NDA

memory

• True 10-bit 1μs ADC with multi-

input/multi-sample control engine

• True 5V I/Os or 3.3V I/Os

• Up to 32 general purpose I/Os with tri-

state, pull-up and pull-down and

dedicated I/O supply

• Flexible clock and PLL from internal 1%

oscillator, ring oscillator, external clock,

or crystal

• 9 timing generators

• Four 16-bit timers with up to 16 PWM/CC

blocks and 7 independent dead-time

controllers

• 4s or 8s watchdog timer

• Wake-up timer for sleep modes from

0.125s to 8s

TM

Power Supply TopologiesPower Supply Topologies

Buck Mode Ultra-High-Voltage Buck Mode

5Proprietary Information – Subject to NDA

AC/DC or PFC Flyback Mode PFC Boost Mode

TM Power Driver Resources

by Part Numbers

6Proprietary Information – Subject to NDA

TM

PAC52xx Product FamilyPAC52xx Product Family

• 8 US patents

filed on PAC™

• QFN packages

• -40°C to +105°C

operation

7Proprietary Information – Subject to NDA

operation

• Software

development kit

ready

• 8+ Application

EVKs available

TM

Offline High Voltage PMSM Motor

Controller with FOCController with FOC

TM

Issues with current “bag of chips” design approaches

• Expensive – both BOM and R&D costs

• Unnecessary tradeoffs between performance and cost

• Requires extensive system integration knowledge. Too many component choices

• Standard MCU and analog parts offer little system-level differentiation

Variable Frequency Drive (VFD) Variable Frequency Drive (VFD)

Current Solution Current Solution

CiPoS - Infineon Power Modules

9Proprietary Information – Subject to NDA

“Bag of chips”

PAC5250

Integration

TM

PAC5250 VFD Board Schematic PAC5250 VFD Board Schematic

IGBT/MOSFET ArrayIGBT/MOSFET Array

Instead of IPMInstead of IPM

10Proprietary Information – Subject to NDA

TM PAC5250 EVKPAC5250 EVK

Enabled Variable Frequency DriveEnabled Variable Frequency Drive

• Remove expensive IPM. Run variable

frequency drive (VFD) at a higher

speed and performance

• High efficiency designs made easy,

shorter development cycle

• Reduced component count means

11Proprietary Information – Subject to NDA

• Reduced component count means

higher reliability and smaller form

factor

• Smart architecture optimized for

power control systems

• Total system hibernate modeA complete VFD controller

based on single PAC5250

TM

FOC Firmware FeaturesFOC Firmware Features

Features:

• Speed Estimation

• Hall Sensor

• Sensorless for AC Induction

Motor and IPMSM

• Loop Frequency up to 20kHz

• Field Weakening

• Table based

GUI:

• Easy access to all FOC

parameters for easy and fast

tuning during operation

• Logging Function

• Source code available to allow

custom modifications

12Proprietary Information – Subject to NDA

• Table based

• PID based

• Source Code and Documentation

available

• Small Memory Footprint 12kByte

TM

FOC GUI InterfaceFOC GUI Interface

• Motor Parameters (I-limit, motor on/off)

• Speed estimator parameters (Vdc, Lq, #pole pairs)

• PID controllers (Iq, Id, speed, estimator)

• Motor estimated speed and angle, including timeline graph

13Proprietary Information – Subject to NDA

TM

Brushless DC Motor Control

Part number Application Operation voltage

PAC5220 Single chip BLDC 54V max

PAC5221 Single chip BLDC 72V max

TM

PAC522x Based BLDC SolutionsPAC522x Based BLDC Solutions

15Proprietary Information – Subject to NDA

TM PAC5220 Based 48V, 25APAC5220 Based 48V, 25A

BLDC Controller SchematicBLDC Controller Schematic

16Proprietary Information – Subject to NDA

Support both hall-sensor and BEMF sensorless controls

TM PAC5220/1 Based 48V 25A BLDC EVKPAC5220/1 Based 48V 25A BLDC EVK

for Power Tool & for Power Tool & eBikeeBike ApplicationsApplications

LED1:Over-currentIndicator

J4:Hall Sensors

Motor Phases

VW

17Proprietary Information – Subject to NDA

SW1:Motor Enable

VR1:Speed Control

LED2:Power On

Power In(20-55V)

U

TM 24V 100W Brushless DC 24V 100W Brushless DC

Motor Controller with FOCMotor Controller with FOC

18Proprietary Information – Subject to NDA

Industry’s smallest BLDC controller with full

Field Oriented Control (FOC) using high precision

3-shunt current sensing