MLX75303 Optical Switch SensorEyeC Features High precision light switching level Supply voltage range 3V to 5.5V Low temperature dependency Target 0 ppm defects TTL and CMOS compatible guarantee <10 ppm defects Operating temperatures: -20..85degC Solder reflow 260degC, MSL3 (consumer) or -40..125degC (automotive) RoHS compliant lead-free Automotive version is AEC-Q100 qualified Applications General Contactless Switch Contactless Position Switch Hand presence detection, e.g. for water taps Range detection, e.g. staircase detection for robot vacuum cleaners Twilight Sensor, e.g. for sun screens, roof windows Security Screens Automotive Steering angle measurement Contactless switch for steering stocks Headlights ON/OFF sensor Keyless car entry hand presence detection Printers/Copiers Paper feed detection Paper size and orientation detection Toner cartridge presence detection Versions Temperature Part No. Package Code Option Code Delivery Form Code S XD MLX75303 Tape On Reel -20C to 85C SO8 Open Cavity K XD MLX75303 Tape On Reel -40C to 125C SO8 Open Cavity 390107530301 Page 1 of 12 Data Sheet Rev. 001 Feb/09 MLX75303 Optical Switch SensorEyeC 1 Functional Diagram 2 General Description The Melexis SensorEyeC series are CMOS integrated optical sensor ICs including photodiode, transimpedance amplifier and output transistor on one chip. The MLX75303 features a Schmitt Trigger output and is designed for high-volume automotive and non- automotive applications. The MLX75303 block diagram is shown in Section 1 and contains following blocks: a transimpedance amplifier to convert and amplify the photocurrent of the photodiode, a voltage reference, a Schmitt trigger and an open drain output stage. 390107530301 Page 2 of 12 Data Sheet Rev. 001 Feb/09