General Description

The SS239 Omnipolar Hall effect sensor IC is fabricated from mixed signal CMOS technology. It incorporates advanced chopper-stabilization techniques to provide accurate and stable magnetic switch points.

Features and Benefits

– Operation down to 2.5V

– Micropower consumption for battery powered applications

– High sensitivity for direct reed switch replacement applications

– Omnipolar, output switches with absolute value of North or South pole from magnet

Application Examples

– Solid-state switch

– Handheld Wireless Handset Awake Switch

– Lid close sensor for battery powered devices

– Magnet proximity sensor for reed switch replacement in low duty cycle applications