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HoYLR1206-1W-1mR-1%

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Milliohm Current Sense Resistors / Shunt Resistors, 1206. 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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HoYLR1206-1W-1mR-1%

Milliohm · Current Sense Resistors / Shunt Resistors · 1206

HoYLR1206-1W-1mR-1% from Milliohm, in a 1206. 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 1206
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
Temperature coefficient of resistance (TCR), 1mΩ≦R<4mΩ -350 350 ppm/℃ 1mΩ≦R<4mΩ; resistance measured at 25℃ and 125℃ 2
Resistance tolerance -1 1 % Tolerance code F (±1%) per part-numbering table; MPN suffix 1% 2
Operating temperature range -55 170 ℃ Electrical specifications table; page 2 header prints -50 ～+170 ℃ 2
Insulation resistance 100 MΩ Product table: 'Over 100MΩ' (rated to (P*R)½ max operating voltage); reliability table prints '> 100 mΩ' at 100V±15V DC, 60 s 2
Solderability (solder coverage of electrode) 95 % 245℃±5℃ tin tank, hold 2s±0.5s; at least 95% of electrode surface covered 3
Short time overload ΔR ΔR -1 1 % 5 times rated power, hold 5 s; plus absolute term ±0.05 mΩ 3
Resistance to soldering heat ΔR ΔR -0.5 0.5 % 270℃±5℃ tin tank, hold 10s±1s; plus absolute term ±0.05 mΩ; no visible damage 3
Bending test ΔR ΔR -0.5 0.5 % Bending distance 2mm, hold 60s±5s; plus absolute term ±0.05 mΩ 3
High temperature exposure ΔR ΔR -1 1 % 170℃±2℃, 1000 h, stand 1 h before test; plus absolute term ±0.05 mΩ 3
Low temperature exposure ΔR ΔR -0.5 0.5 % -55℃±2℃, 1000 h, stand 1 h before test; plus absolute term ±0.05 mΩ 3
Rapid change of temperature (thermal cycling) ΔR ΔR -0.5 0.5 % -55℃ 30 min ~ normal temperature 5 min ~ 155℃ 30 min, 1000 cycles; plus absolute term ±0.05 mΩ 3
Load life ΔR ΔR -1 1 % 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off; plus absolute term ±0.05 mΩ 3
Moisture with load ΔR ΔR -1 1 % 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off; plus absolute term ±0.05 mΩ 3
Resistance (nominal) R 1 mΩ MPN HoYLR1206-1W-1mR-1%; resistance range 1mΩ~100mΩ 1
Rated power P 1 W 1206 package, 1W power rating 2

CAD (KiCad official)

  • Symbol: HoYLR1206-1W-1mR-1%
  • Footprint: Resistor_SMD:R_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: hoylr1206-1w-1mr-1-etched.step / hoylr1206-1w-1mr-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hoylr1206-1w-1mr-1.step / hoylr1206-1w-1mr-1.glb are the bare package body.

Provenance

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

  • Datasheet: Milliohm datasheet (5 pp, sha256 a94c635020a6da4a, 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