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HAL1881UA

Public Made by Adom

by adom

Hallwee Linear Hall Sensors, TO-92S. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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HAL1881UA

Hallwee · Linear Hall Sensors · TO-92S

HAL1881UA from Hallwee, in a TO-92S. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VDD power_in Supply voltage pin; operating range 2.5 V to 24 V, absolute maximum 28 V, supply current max 5 mA.
2 GND power_in Ground pin.
3 OUT output Open-drain output pin; absolute maximum 28 V and 50 mA, VDSon max 0.5 V at IOUT=20 mA.

Key specifications

Parameter Value
Manufacturer Hallwee
Package TO-92S
Category Magnetic Sensors
Pins 3

CAD (KiCad official)

  • Symbol: HAL1881UA
  • Footprint: Package_TO_SOT_THT:TO-92_Inline
  • 3D model: TO-92S (KiCad packages3D, STEP)
  • 3D model files: hal1881ua-etched.step / hal1881ua-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hal1881ua.step / hal1881ua.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Hallwee datasheet (4 pp, sha256 01c9c39f6b0715d9, retrieved 2026-10-19, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF