BU52177GXZ Datasheet, PDF (2/20 Pages) Rohm – Omnipolar Detection Hall IC

BU52177GXZ
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...........................................................................................................................................................4
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..............................................................................................................................................10
Magnet Selection ..........................................................................................................................................................................10
Slide-by Position Sensing ............................................................................................................................................................. 11
Position of the Hall Element.......................................................................................................................................................... 11
Footprint Dimensions .................................................................................................................................................................... 11
I/O Equivalence Circuit ................................................................................................................................................................. 11
Operational Notes.........................................................................................................................................................................12
Ordering Information.....................................................................................................................................................................14
Marking Diagrams.........................................................................................................................................................................14
Physical Dimension, Tape and Reel Information...........................................................................................................................15
Revision History............................................................................................................................................................................16
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25.Jul.2016 Rev.002