Datasheet > IRMCF188

IRMCF188

更新时间： 2022-02-26 12:23:00

品牌	Logo	应用领域
英飞凌 - INFINEON		/
页数	文件大小	规格书
38页	916K
描述
High Performance Sensorless Motor Control IC

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IRMCF188 数据手册

IRMCF188

3 IRMCF188 Block Diagram and Main Functions

IRMCF188 block diagram for leg shunt mode is shown in Figure 3.

To IGBT

gate drive

Mini- Motion

D/A

(PWM)

Low Loss

SVPWM

Monitoring

Control

Engine

(MiniMCE)

GATEKILL

Speed

command

Capture

To IGBT

gate drive

Timer

Counnter0,1,2

PFC PWM

Watchdog

Timer

GATEKILL

Program

Flash

64kB

Motion

Control

Modules

UART

SND

RCV

OP2

OP3

Motor

Current

Reconstruct

Host

Interface

I2C

SCL

SDA

Dual Port

RAM

2kbyte

PORT1

PORT2

PORT3

8bit

CPU

Core

PFC

Current

Sense

OP1

Digital

I/Os

Analog

Input

MCE

Program

RAM

Local

RAM

2kbyte

VDCBUS

AIN1

AIN2

AIN3

AIN4

ADCH

ADCL

12kbyte

S/H

A/D

MUX

Interrupt

Control

8 bit(8051)

microcontroller

Emulator

Debugger

JTAG

Motion Control

Sequencer

Ceramic

Resonator

(4MHz)

Freq

Synthesizer

30MHz

120MHz

Figure 3. IRMCF188 Block Diagram

IRMCF188 contains the following functions for sensorless AC motor control applications:

Motion Control Engine (MCE^TM)

8051 microcontroller



Sensorless FOC (complete sensorless field

oriented control)



Two 16 bit timer/counters

One 16 bit periodic timer

One 16 bit watchdog timer

One 16 bit capture timer



Proportional plus Integral block

Low pass filter

Differentiator and lag (high pass filter)

Up to 24 discrete digital I/Os

Ten-channel 12 bit A/D

Ramp

Limit

Buffered (current sensing) three

channels (0 – 1.2V input)

Angle estimate (sensorless control)

Inverse Clark transformation

Vector rotator

Unbuffered seven channels (0 –

1.2V input)



JTAG port (4 pins)

Bit latch

Up to three channels of analog output (8 bit

PWM)

Peak detect

Transition



UART

I²C/SPI port

Multiply-divide (signed and unsigned)

Adder

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March 10, 2017

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