US5681KSE-AAA-000-RE Melexis

US5681 Unipolar Hall Switch High Sensitivity Features and Benefits Applications Wide operating voltage range from 3.5V to 24V Automotive, Consumer and Industrial High sensitivity Solid-state switch CMOS technology Interrupter Chopper-stabilized amplifier stage Current detector Low current consumption Proximity detection Open drain output Thin SOT23 3L RoHS Compliant package Ordering information Product code Temperature Code Package Code Option code Packing form code US5681 E SE AAA-000 RE US5681 K SE AAA-000 RE Legend: Temperature code: E(-40 to 85C) K (-40 to 125C) Package Code: SE = TSOT-23L Packing Form: RE = Reel Ordering Example: US5681ESE-AAA-000-RE 1. Functional Diagram 2. General Description The Melexis US5681 is a unipolar Hall-effect switch designed VDD OUT in mixed signal CMOS technology. Voltage Oscillator and ESD protection ESD protection Regulator Bias The device integrates a voltage regulator Hall sensor with advanced Correlated Double Sampling (CDS) offset DIG Temperature reference cancellation system and an open-drain output driver, all in a compensation single package. POR DAMP DIDO COMP Thanks to its wide operating voltage range and temperature Hall range, it is suitable for use in automotive and solid state Plate switch applications. GND The device is delivered in a Thin Small Outline Transistor (TSOT) 3-lead RoHS compliant package. REVISION 007 APRIL 05, 2019 Page 1 of 11 3901005681 US5681 Unipolar Hall Switch High Sensitivity Contents 1. Functional Diagram ................................................................................................................................ 1 2. General Description ................................................................................................................................ 1 3. Glossary of Terms ................................................................................................................................... 3 4. Absolute Maximum Ratings .................................................................................................................... 3 5. Pin Definitions and Descriptions ............................................................................................................. 3 6. General Electrical Specifications ............................................................................................................. 4 7. Magnetic Specifications .......................................................................................................................... 4 8. Output Behaviour versus Magnetic Pole ................................................................................................ 5 9. Detailed General Description .................................................................................................................. 5 10. Unique Features ................................................................................................................................... 5 11. Performance Graphs ............................................................................................................................ 6 11.1. Magnetic parameters vs. T ............................................................................................................. 6 A 11.2. Magnetic parameters vs. V ........................................................................................................... 6 DD 11.3. V vs. T ......................................................................................................................................... 6 DSon A 11.4. V vs. V ....................................................................................................................................... 6 DSon DD 11.5. I vs. T ............................................................................................................................................. 6 DD A 11.6. I vs. V ........................................................................................................................................... 6 DD DD 12. Test Conditions ..................................................................................................................................... 7 12.1. Supply Current .................................................................................................................................. 7 12.2. Output Saturation Voltage ............................................................................................................... 7 12.3. Output Leakage Current ................................................................................................................... 7 12.4. Magnetic Thresholds ........................................................................................................................ 7 13. Application Information ........................................................................................................................ 8 13.1. Typical Three-Wire Application Circuit ............................................................................................ 8 13.2. Two-Wire Circuit ............................................................................................................................... 8 13.3. Automotive and Harsh, Noisy Environments Three-Wire Circuit .................................................. 8 14. Application Comments ......................................................................................................................... 8 15. Standard information regarding manufacturability of Melexis products with different soldering processes ............................................................................................................................................... 9 16. ESD Precautions ................................................................................................................................... 9 17. SE Package Information (TSOT-3L) ...................................................................................................... 10 18. Contact ............................................................................................................................................... 11 19. Disclaimer ........................................................................................................................................... 11 REVISION 007 APRIL 05, 2019 Page 2 of 11 3901005681