BU52069GWZ Datasheet, PDF (2/19 Pages) Rohm – Unipolar Detection Hall IC

BU52069GWZ
Contents
General Description ........................................................................................................................................................................1
Features ..................................................................................................................................................................................1
Applications ..................................................................................................................................................................................1
Key Specifications...........................................................................................................................................................................1
Package ..................................................................................................................................................................................1
Typical Application Circuit, Block Diagram, Pin Configurations and Pin Descriptions .....................................................................1
Absolute Maximum Ratings ............................................................................................................................................................3
Recommended Operating Conditions.............................................................................................................................................3
Magnetic, Electrical Characteristics ................................................................................................................................................3
Measurement Circuit.......................................................................................................................................................................4
Typical Performance Curves...........................................................................................................................................................5
Figure 6. Operate Point, Release Point vs Ambient Temperature............................................................................................5
Figure 7. Operate Point, Release Point vs Supply Voltage......................................................................................................5
Figure 8. Period vs Ambient Temperature................................................................................................................................5
Figure 9. Period vs Supply Voltage..........................................................................................................................................5
Figure 10. Supply Current vs Ambient Temperature ................................................................................................................6
Figure 11. Supply Current vs Supply Voltage...........................................................................................................................6
Description of Operations ...............................................................................................................................................................7
Intermittent Operation at Power ON................................................................................................................................................9
Magnet Selection ............................................................................................................................................................................9
Slide-by Position Sensing .............................................................................................................................................................10
Position of the Hall Element..........................................................................................................................................................10
Footprint Dimensions....................................................................................................................................................................10
I/O Equivalence Circuit .................................................................................................................................................................10
Operational Notes ......................................................................................................................................................................... 11
Ordering Information.....................................................................................................................................................................13
Marking Diagrams.........................................................................................................................................................................13
Physical Dimension, Tape and Reel Information...........................................................................................................................14
Revision History............................................................................................................................................................................15
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7.Nov.2014 Rev.001