TLE7181EM datasheet(2/29 Pages) INFINEON

2 / 29 page

Data Sheet

Rev 1.1, 2010-09-30

H-Bridge and Dual Half Bridge Driver IC

TLE7181EM

Table of Contents

Overview 3

Block Diagram 4

Pin Configuration 5

3.1

Pin Assignment 5

3.2

Pin Definitions and Functions 5

General Product Characteristics 7

4.1

Absolute Maximum Ratings 7

4.2

Functional Range 8

4.3

Thermal Resistance 9

4.4

Default State of Inputs 9

Description and Electrical Characteristics 10

5.1

MOSFET Driver 10

5.1.1

Driving MOSFET Output Stages 10

5.1.2

MOSFET Output Stages 10

5.1.3

Dead Time 11

5.1.4

Bootstrap Principle 11

5.1.5

100% D.C. charge pumps 12

5.1.6

Reverse polarity protection of motor bridge 12

5.1.7

Sleep mode 12

5.1.8

Wake up 12

5.1.9

Electrical Characteristics 13

5.2

Protection and Diagnostic Functions 17

5.2.1

State diagram of different operation modes 17

5.2.2

Short Circuit Protection 18

5.2.3

SCDL Pin Open Detection 18

5.2.4

Vs and VDH Over Voltage Warning 18

5.2.5

VS Under Voltage Shutdown 18

5.2.6

VREG Under Voltage Warning 18

5.2.7

Over Temperature Warning 19

5.2.8

Over Current Warning 19

5.2.9

Passive Gxx Clamping 19

5.2.10

ERR Pin 19

5.2.11

Electrical Characteristics 21

5.3

Shunt Signal Conditioning 23

5.3.1

Electrical Characteristics 23

Application Information 25

6.1

Layout Guide Lines 26

6.2

Further Application Information 26

Package Outlines 27

Revision History 28

Table of Contents

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