Description The SS39ET SS39ET/SS49E/SS59ET Series low-cost linear Hall-effect sensor ICs are small, versatile devices that are operated by the magnetic field from a permanent magnet or an electromagnet. They are designed and manufactured for cost competitiveness. Features: Miniature and subminiature construction: Designed for compact designs with tight space requirements Energy efficient: Low current consumption of 6 mA at 5 Vdc Easy PC board interface: Single current sourcing output for common electronic circuits Circuit design flexibility: Voltage range of 2.7 Vdc to 6.5 Vdc Low noise output: Virtually eliminates the need for filtering Stable output: Thin film resistors improve accuracy Wide range of environments: Temperature range of -40 °C to 100 °C [-40 °F to 212 °F] Application flexibility: Responds to either positive or negative Gauss POTENTIAL APPLICATIONS • Industrial: Speed and RPM (revolutions per minute) sensing, tachometer, counter pickup, flow-rate sensing, brushless dc (direct current) motor commutation, motor and fan control, robotics control • Transportation: Speed and RPM (revolutions per minute) sensing, tachometer, counter pickup, motor and fan control, electric window lift, convertible roof position • Medical: Motor assemblies, medication dispensing control