SS118_13 Datasheet, PDF (1/5 Pages) SEC Electronics Inc. – Unipolar Hall-Effect Digital Switch

Features and Benefits
– 4.5V to 24V Operation
– -40°C to 150°C Superior temperature operation
– Bipolar technology
– Open-collector 25 mA output
– Reverse battery protection
– Small Size-SOT23 3L
– Solid-state reliability
– Resistant to physical stress
– Activate with small, commercially available
Permanent magnets
SS118
Unipolar Hall-Effect Digital Switch
Application Examples
− Automotive, Consumer and Industrial
− Solid-state switch
− Brushless DC motor commutation
− Speed detection
− Linear position detection
− Angular position detection
− Proximity detection
3 pin SOT23 (suffix SO)
Functional Block Diagram
VDD
Voltage
Regulatr
Chopper
Hall
Plate
GND
SOT Package
Pin 1 – VDD
Pin 2 – OUT
Pin 3 – GND
OUT
1
V2.00 May 1, 2012