The L5150BNTR is a Bipolar Linear Hall Sensor from STMicroelectronics. It is a versatile Hall effect sensor within a small 4-pin plastic package. It is designed to operate with external supply voltages between 5V and 15V. Its small design and low power consumption facilitates its use in a wide range of applications such as electric motors, micro motors, sensors, security systems or flow rate measurement. Other features include a linear output voltage, a high response to low magnetic fields, and low temperature drift.