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Contents

README

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HoJLR2512-3W-220mR-1%

Milliohm · Current Sense Resistors / Shunt Resistors · 2512

HoJLR2512-3W-220mR-1% from Milliohm, in a 2512. 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 1 passive First terminal of the 2512 alloy current-sense resistor (220 mR, 3W, ±1%); the end electrode is 0.9±0.2 mm wide and recommended pad A=4.0 mm, L=4.1 mm.
2 2 passive Second terminal of the 2512 alloy current-sense resistor (220 mR, 3W, ±1%); non-polarized and interchangeable with the other terminal, pad B=2.1 mm per recommended layout.

Key specifications

Parameter Value
Manufacturer Milliohm
Package 2512
Category Resistors
Pins 2

Electrical characteristics

Limits from the LCSC catalog entry for this part (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance 220 mΩ nominal, catalog attribute (LCSC C2903478) catalog
Tolerance -1 1 % catalog attribute (LCSC C2903478) catalog
Rated power 3 W catalog attribute (LCSC C2903478) catalog

CAD (KiCad official)

  • Symbol: HoJLR2512-3W-220mR-1%
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: hojlr2512-3w-220mr-1-etched.step / hojlr2512-3w-220mr-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hojlr2512-3w-220mr-1.step / hojlr2512-3w-220mr-1.glb are the bare package body.

Provenance

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

  • Datasheet: Milliohm datasheet (4 pp, sha256 3224518dbc8bdc85, 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 (text+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