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HoLR2512-30mR-1%

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Milliohm Current Sense Resistors / Shunt Resistors, 2512. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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HoLR2512-30mR-1%

Milliohm · Current Sense Resistors / Shunt Resistors · 2512

HoLR2512-30mR-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 Terminal 1 of an unpolarised resistor; either orientation.
2 2 passive Terminal 2 of an unpolarised resistor; either orientation.

Key specifications

Parameter Value
Manufacturer Milliohm
Package 2512
Category Resistors
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance tolerance (F = ±1%, decoded from MPN suffix -1%) -1 1 % 1
Temperature coefficient of resistance, option ±50 ppm/℃ TCR -50 50 ppm/℃ 2
Temperature coefficient of resistance, option ±75 ppm/℃ TCR -75 75 ppm/℃ 2
Load life resistance change ΔR/R -1 1 % 1000 h at rated power, 70℃, 1.5 h ON / 0.5 h OFF 4
Short time overload resistance change ΔR/R -1 1 % 5 X rated power for 5 s 4
Moisture, no load resistance change ΔR/R -1 1 % 85℃, 85%RH, 1000 hrs 4
Temperature cycle resistance change ΔR/R -1 1 % -55℃ & +155℃, 100 cycles, 15 min per extreme condition 4
Resistance to soldering heat resistance change ΔR/R -0.5 0.5 % 260±5℃ for 10±1 sec 4
High temperature exposure resistance change ΔR/R -1 1 % 155℃, 1000 hrs 4
Low temperature storage resistance change ΔR/R -1 1 % -55℃, 1000 hrs 4
Substrate bending resistance change ΔR/R -0.5 0.5 % Bending width 2 mm 4
Insulation resistance 100 MΩ 100 V DC for 1 minute 4
Resistance range R 1 500 mR 2
Max. rated current (family range, not 30mR-specific) I 1.41 54.77 A Across 1mR~500mR range 2
Operating temperature range T -50 170 ℃ 2
Reflow preheat temperature 150 180 ℃ 90±30 s 3
Reflow soldering zone temperature 230 ℃ 30±10 s 3

CAD (KiCad official)

  • Symbol: HoLR2512-30mR-1%
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: holr2512-30mr-1-etched.step / holr2512-30mr-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); holr2512-30mr-1.step / holr2512-30mr-1.glb are the bare package body.

Provenance

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

  • Datasheet: Milliohm datasheet (4 pp, sha256 d895a2a49f39a1f9, retrieved 2026-10-17, 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, primary two-terminal convention (convention), consensus off (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