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PART OBSOLETE – NO ALTERNATE PART
AH1888
MICROPOWER, GENERAL-SENSITIVE HALL EFFECT
SWITCH
Functional Block Diagram
(1) SOT553
Hall
Plate
Hall
Plate
Amp
Amp
Vdd
Sleep/Awake Logic
and Power Switch
Latch
Latch
Output
Driver
Controller
(2) U-DFN2020-3
Hall
Plate
Hall
Plate
Amp
Amp
Vdd
Sleep/Awake Logic
and Power Switch
Latch
Latch
Output
Driver
Controller
Output 1
GND
Vdd
Output 2
GND
Output 1
GND
(3) U-DFN2020R-3
Hall
Plate
Hall
Plate
Amp
Amp
Vdd
Sleep/Awake Logic
and Power Switch
Latch
Latch
Output
Driver
Controller
Output 2
GND
AH1888
Document number: DS31565 Rev. 9 - 4
3 of 11
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April 2019
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