A1148LLHLT-T
MAGNETIC SWITCH UNIPOLAR SOT23WManufacturer: Allegro MicroSystems
Categories: Switches (Solid State)
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Allegro MicroSystems A1148LLHLT-T is a unipolar Hall effect switch designed for automotive applications. This digital switch operates as a current source output, requiring a supply voltage range of 3.5V to 24V with a maximum supply current of 17mA. The device features a typical trip field strength of 8mT and a release field strength of 1mT, responding to the south pole of a magnetic field. Packaged in a SOT-23W surface mount configuration, the A1148LLHLT-T is qualified to AEC-Q100 standards, ensuring reliability for demanding automotive environments. Its operating temperature range is -40°C to 150°C. This component is commonly employed in automotive systems such as seat position sensing, sunroof control, and lid/door latch detection.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)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 ~ 150°C (TA) |
| Voltage - Supply | 3.5V ~ 24V |
| Technology | Hall Effect |
| Sensing Range | 8mT Trip, 1mT Release |
| Current - Output (Max) | - |
| Current - Supply (Max) | 17mA |
| Supplier Device Package | SOT-23W |
| Test Condition | -40°C ~ 150°C |
| Grade | Automotive |
| Qualification | AEC-Q100 |
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