IRMCS3043

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2

Table of Contents

1

Introduction ........................................................................................................................................................................ 3

1.1

Overview ..................................................................................................................................................................... 3

1.2

Safety Precautions ...................................................................................................................................................... 4

1.3

Debris When Unpacking ............................................................................................................................................ 6

2

Hardware Description........................................................................................................................................................ 7

2.1

PCB.............................................................................................................................................................................. 7

2.2

Isolation Boundary ..................................................................................................................................................... 7

2.3

IRMCF343 .................................................................................................................................................................. 8

2.3.1

Power.................................................................................................................................................................... 8

2.3.2

Crystal .................................................................................................................................................................. 8

2.3.3

Reset Circuit ........................................................................................................................................................ 8

2.3.4

EEPROM ............................................................................................................................................................. 8

2.3.5

Digital I/O ............................................................................................................................................................ 8

2.3.6

Analog Output ..................................................................................................................................................... 8

2.3.7

Motor Single-Shunt Current Feedback .............................................................................................................. 8

2.3.8

PFC Current Feedback ........................................................................................................................................ 8

2.3.9

AC Input Voltage Feedback ............................................................................................................................... 8

2.3.10

DC Bus Voltage Feedback................................................................................................................................ 8

2.4

Input Diode Bridge Rectifier ..................................................................................................................................... 8

2.5

PFC IGBT and Diode ................................................................................................................................................. 9

2.6

PFC Inductor............................................................................................................................................................... 9

2.7

IRAM........................................................................................................................................................................... 9

2.8

Power Supply .............................................................................................................................................................. 9

2.9

EMI Filter.................................................................................................................................................................... 9

2.10

DC Bus Capacitors ................................................................................................................................................... 9

3

Specifications ................................................................................................................................................................... 10

List of Figures

Figure 1. IRMCS3043 System Block Diagram ................................................................................................................... 3

Figure 2. Top View of IRMCS3043 ..................................................................................................................................... 7

List of Tables

Table 1. IRMCS3043 Electrical Specification................................................................................................................... 10