A1140EUA
MAGNETIC SWITCH UNIPOLAR 3SIPManufacturer: Allegro MicroSystems
Categories: Switches (Solid State)
Quality Control: Learn More
Allegro MicroSystems A1140EUA is a unipolar Hall effect switch designed for demanding automotive applications. This digital switch features a current source output and operates within a 3.5V to 24V supply range, with a typical supply current of 5mA. The device is qualified to AEC-Q100 standards, ensuring reliability in harsh environments. Its sensing capabilities include an 11mT trip point and a 4.5mT release point, specifically responsive to a South pole magnetic field. Packaged in a 3-SIP for through-hole mounting, the A1140EUA is suitable for applications such as automotive seat position sensing and lid/door closure detection. It operates across a temperature range of -40°C to 85°C.
Additional Information
Series: -RoHS Status: RoHS Compliant By ExemptionManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Features | - |
| Packaging | Bulk |
| Package / Case | 3-SSIP |
| Output Type | Current Source |
| Polarization | South Pole |
| Mounting Type | Through Hole |
| 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) | 5mA |
| Supplier Device Package | 3-SIP |
| Test Condition | -40°C ~ 85°C |
| Grade | Automotive |
| Qualification | AEC-Q100 |
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