US169ESE datasheet(2/13 Pages) MELEXIS

2 / 13 page

US168 / US169

Low Noise & Low voltage

Single-Coil Fan/Motor Driver

390109027901

Page 2 of 13

Data Sheet

Rev 001

July/06

Table of Contents

1 Functional Diagram ........................................................................................................ 1

2 General Description........................................................................................................ 1

3 Glossary of Terms .......................................................................................................... 3

4 Absolute Maximum Ratings ........................................................................................... 3

5 Pin Definitions and Descriptions................................................................................... 3

6 General Electrical Specifications .................................................................................. 4

7 Magnetic Specifications ................................................................................................. 4

8 Outputs Behaviour vs. Magnetic Pole........................................................................... 4

9 Detailed General Description ......................................................................................... 5

10 Unique Features............................................................................................................ 6

11 Typical Performance Graphs ....................................................................................... 7

11.1 RON vs. TA ................................................................................................................................................7

11.2 RON vs. VDD ..............................................................................................................................................7

11.3 Magnetic Parameters vs. TA ....................................................................................................................7

11.4 Magnetic Parameters vs. VDD ..................................................................................................................7

11.5 Slope duration vs. TA ...............................................................................................................................7

11.6 Slope duration vs. VDD .............................................................................................................................7

11.7 IDD vs. VDD ................................................................................................................................................8

11.8 VOL vs. TA .................................................................................................................................................8

11.9 Power dissipation graph ..........................................................................................................................8

11.10 Recommended maximum continuous output current vs. VDD ...............................................................8

12 Test Circuits .................................................................................................................. 9

12.1 Supply Current.........................................................................................................................................9

12.2 Full Bridge ON Resistance ......................................................................................................................9

12.3 Output Switching Slope Duration.............................................................................................................9

12.4 Soft Switching Threshold Voltage............................................................................................................9

12.5 FG/RD Output Low Voltage .....................................................................................................................9

12.6 FG/RD Output Current Limit ....................................................................................................................9

12.7 FG/RD Output Leakage Current..............................................................................................................9

12.8 Thermal Protection ..................................................................................................................................9

13 Application Information.............................................................................................. 10

14 Application Comments ............................................................................................... 10

15 Standard information regarding manufacturability of Melexis products with

different soldering processes......................................................................................... 11

16 ESD Precautions ......................................................................................................... 11

17 Package Information................................................................................................... 12

18 Disclaimer.................................................................................................................... 13

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