General Description

The SS41 is an integrated Hall effect latched sensor designed for electronic commutation of brush-less DC motor applications. The device integrates a voltage regulator, reverse battery protection diode, Hall sensor with dynamic offset cancellation system, temperature compensation circuitry, small signal amplifier, Schmitt trigger and an open-collector output to sink up to 25 mA.

Features and Benefits

– 4.5V to 24V Operation

– -40℃ to 150℃ Superior temperature operation

– Bipolar technology

– Open-collector 25 mA output

– Reverse battery protection

– Small Size-SOT23 3L or SIP 3L

– Solid-state reliability

– Resistant to physical stress

– Activate with small, commercially available

permanent magnets

Application Examples

– Brushless DC motor commutation

– Automotive, Consumer and Industrial

– Solid-state switch

– Speed measurement

– Revolution counting

– Angular position detection

– Proximity detection