A1143ELHLT
MAGNETIC SWITCH UNIPOLAR SOT23WManufacturer: Allegro MicroSystems
Categories: Switches (Solid State)
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Allegro MicroSystems A1143ELHLT is a unipolar Hall effect switch designed for automotive applications. This digital switch features a current source output and operates from a supply voltage range of 3.5V to 24V, with a maximum supply current of 17mA. The device is qualified to AEC-Q100 standards, ensuring reliability for demanding environments. Its sensing capabilities include an 11mT trip point and a 4.5mT release point, making it suitable for detecting magnetic field presence and absence. Packaged in a compact SOT-23W surface-mount configuration and supplied on tape and reel (TR), the A1143ELHLT is engineered for efficient integration into automotive systems. The operating temperature range is -40°C to 85°C (TA).
Additional Information
Series: -RoHS Status: RoHS Compliant By ExemptionManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Features | - |
| Packaging | Tape & Reel (TR) |
| Package / Case | SOT-23W |
| Output Type | Current Source |
| Polarization | South Pole |
| Mounting Type | Surface Mount |
| Function | Unipolar Switch |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply | 3.5V ~ 24V |
| Technology | Hall Effect |
| Sensing Range | 11mT Trip, 4.5mT Release |
| Current - Output (Max) | - |
| Current - Supply (Max) | 17mA |
| Supplier Device Package | SOT-23W |
| Test Condition | -40°C ~ 85°C |
| Grade | Automotive |
| Qualification | AEC-Q100 |
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