A1142LLHLT
MAGNETIC SWITCH UNIPOLAR SOT23WManufacturer: Allegro MicroSystems
Categories: Switches (Solid State)
Quality Control: Learn More
Allegro MicroSystems A1142LLHLT is a unipolar Hall effect sensor switch. This digital switch features an open-collector output and is designed for surface mounting in a SOT-23W package. Operating within a supply voltage range of 3.5V to 24V, it draws a maximum of 6.9mA. The device is qualified to AEC-Q100 standards and is rated for an operating temperature range of -40°C to 150°C, making it suitable for automotive applications. The A1142LLHLT exhibits a typical trip field strength of 11mT and a release field strength of 4.5mT, and it responds to the south pole of a magnetic field. This component is commonly utilized in automotive systems, including seat occupancy detection and door latching mechanisms.
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 | Open Collector |
| Polarization | South Pole |
| Mounting Type | Surface Mount |
| Function | Unipolar Switch |
| Operating Temperature | -40°C ~ 150°C (TA) |
| Voltage - Supply | 3.5V ~ 24V |
| Technology | Hall Effect |
| Sensing Range | 11mT Trip, 4.5mT Release |
| Current - Output (Max) | - |
| Current - Supply (Max) | 6.9mA |
| Supplier Device Package | SOT-23W |
| Test Condition | -40°C ~ 150°C |
| Grade | Automotive |
| Qualification | AEC-Q100 |
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