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Contents

README

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HoLRS2512-3W-0.25mR-1%

Milliohm · Current Sense Resistors / Shunt Resistors · 2512

HoLRS2512-3W-0.25mR-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 (left copper end) of the 0.25 mΩ ±1% bare-alloy current-sense resistor, rated 3 W and 109.54 A, with the other terminal on the opposite end of the body.
2 2 passive Second terminal (right copper end) of the 0.25 mΩ ±1% bare-alloy current-sense resistor, rated 3 W and 109.54 A, non-polarized and interchangeable with terminal 1.

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 0.25 mΩ nominal, catalog attribute (LCSC C5127850) catalog
Tolerance -1 1 % catalog attribute (LCSC C5127850) catalog
Rated power 3 W catalog attribute (LCSC C5127850) catalog

CAD (KiCad official)

  • Symbol: HoLRS2512-3W-0.25mR-1%
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: holrs2512-3w-0-25mr-1-etched.step / holrs2512-3w-0-25mr-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); holrs2512-3w-0-25mr-1.step / holrs2512-3w-0-25mr-1.glb are the bare package body.

Provenance

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

  • Datasheet: Milliohm datasheet (7 pp, sha256 0b72d1a9f0b89aae, retrieved 2026-10-21, 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