AH1891 switch equivalent, miniature micropower omnipolar hall effect switch.
* Omnipolar (North or South) operation
* Low Supply Voltage of 1.8V to 3.3V
* Micropower Operation
* Dual Outputs for Design Flexibility
* Internal Pu.
circuit.
Pin Assignments
(Top View)
A1
A2
The outputs of the AH1891 are switched with either a North or South pole .
The AH1891 is a minature micropower Omnipolar Hall effect switch IC with dual outputs, specifically designed for portable and battery powered equipment such as cellular phones and portable PCs. To support battery powered equipment the AH1891 is optim.
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