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Datasheet
Omnipolar Hall Effect Switch Sensor With Open Drain Output For Position And Magnetic Field Detection Applications
The TCS40DLR, LF is a digital omnipolar Hall effect switch designed for reliable magnetic field detection, position sensing, and proximity-switching applications. The sensor responds to both north and south magnetic poles, eliminating magnet orientation concerns and simplifying system design. Its open-drain output allows easy interfacing with microcontrollers, logic circuits, and industrial control systems, making it suitable for a wide range of consumer, industrial, and portable electronic applications.
Packaged in a compact 3-pin SOT-23F package, the TCS40DLR, LF is ideal for space-constrained designs requiring accurate and contactless magnetic sensing. The solid-state Hall-effect architecture eliminates mechanical wear associated with traditional switches, providing long-term reliability and maintenance-free operation. The omnipolar response makes the sensor particularly useful for lid detection, position sensing, security systems, and magnetic proximity detection applications.
Key Features
- Omnipolar Magnetic Detection: Responds to both north and south magnetic poles.
- Digital Hall Effect Switch: Reliable contactless magnetic field detection.
- Open-Drain Output: Easy interfacing with microcontrollers and digital circuits.
- Compact SOT-23F Package: Suitable for miniature electronic designs.
- Contactless Operation: Eliminates mechanical wear and improves reliability.
- Low Power Consumption: Suitable for battery-powered applications.
- High Magnetic Sensitivity: Accurate magnetic field detection.
- Solid-State Design: Long operational life with no moving parts.
- Fast Switching Response: Supports real-time sensing applications.
- Surface-Mount Package: Optimized for automated PCB assembly.
Applications
- Lid and cover detection
- Door position sensing
- Magnetic proximity switches
- Security systems
- Consumer electronics
- Smart home devices
- Industrial automation equipment
- Position sensing systems
- Contactless control interfaces
- Portable electronic devices
- Appliance control systems
- Magnetic presence detection
