Manufacturer datasheet in PDF for the UGN3144 from Allegro MicroSystems, a Hall-effect switch sensor, 143 KB in size. Datasheets of this kind give the pinout, package outline, supply voltage range, magnetic operate and release points and the output characteristics. Technicians consult it to confirm the pin functions when testing a lid or position sensor and to find a suitable replacement. The part is an older device, so compare the package marking and specifications with any substitute before fitting it.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @datasheet. Enginerys does not host this file.
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The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @datasheet | 31 Dec 2017 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 5 May 2025 | Open file on RM Schematics |
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