US5881LUA-AAA-000-BU Melexis

US5881 Unipolar Hall Switch Low Sensitivity Features and Benefits Applications Wide operating voltage range from 3.5V to 24V Automotive, Consumer and Industrial Low sensitivity Solid-state switch CMOS technology Interrupter Chopper-stabilized amplifier stage Current detector Low current consumption Proximity detection Open drain output Thin SOT23 3L and flat TO-92 3L both RoHS Compliant packages Ordering information Product code Temperature Code Package Code Option code Packing form code US5881 E UA AAA-000 BU US5881 L UA AAA-000 BU US5881 K UA AAA-000 BU US5881 E SE AAA-000 RE US5881 L SE AAA-000 RE Legend Temperature Code: L(-40 to 150C) E(-40 to 85C) K(-40 to 125C) General Description Package Code: SE = TSOT-23L UA = TO92-3L The Melexis US5881 is a unipolar Hall-effect Packing Form: BU = Bulk switch designed in mixed signal CMOS RE = Reel technology. Ordering example: US5881EUA-AAA-000-BU The device integrates a voltage regulator, Hall sensor with dynamic offset cancellation system, Functional Diagram Schmitt trigger and an open-drain output driver, all in a single package. Thanks to its wide operating voltage range and extended choice of temperature range, it is suitable for use in automotive and solid state switch applications. The device is delivered in a Thin Small Outline Transistor (TSOT) for surface mount process and in a Plastic Single In Line (TO-92 flat) for through- hole mount. Both 3-lead packages are RoHS compliant. REVISION 013 NOVEMBER 2020 Page 1 of 11 3901005881 US5881 Unipolar Hall Switch Low 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 ................................................................................................ 4 9. Detailed General Description ................................................................................................................. 5 10. Unique Features .................................................................................................................................. 5 11. Performance Graphs ............................................................................................................................ 6 Typical Magnetic Switch Points vs V ............................................................................................. 6 DD Magnetic Switch Points vs Temperature ......................................................................................... 6 Typical Supply Current vs V ........................................................................................................... 6 DD Typical Saturation Voltage vc Temperature (V =12V Iout=20mA) .............................................. 6 DD 12. Application Information ....................................................................................................................... 7 Typical Three-Wire Application Circuit ............................................................................................ 7 Two-Wire Circuit ............................................................................................................................... 7 Automotive and Harsh, Noisy Environments Three-Wire Circuit ................................................... 7 13. Application Comments ......................................................................................................................... 7 14. Standard information regarding manufacturability of Melexis products with different soldering processes .............................................................................................................................................. 8 15. ESD Precautions ................................................................................................................................... 8 16. Package Information ............................................................................................................................ 9 SE Package (TSOT-3L) ....................................................................................................................... 9 UA Package (TO-92 flat) .................................................................................................................. 10 17. Contact .............................................................................................................................................. 11 18. Disclaimer .......................................................................................................................................... 11 REVISION 013 NOVEMBER 2020 Page 2 of 11 3901005881