component
HoYLR2512-2W-9mR-1%
Public Made by Adomby adom
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.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownHoYLR2512-2W-9mR-1%
Milliohm · Current Sense Resistors / Shunt Resistors · 2512
HoYLR2512-2W-9mR-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 |
|---|---|---|---|---|---|---|---|
| Tolerance (suffix 1%) | -1 | 1 | % | 3 | |||
| Temperature coefficient | TCR | -50 | 50 | ppm/℃ | 3 | ||
| Rated power | 2 | W | 3 | ||||
| Maximum rated current | 14.9 | A | 3 | ||||
| Nominal resistance | R | 9 | mΩ | 3 | |||
| Operating temperature range | -55 | 170 | ℃ | 3 | |||
| Insulation resistance | 100 | MΩ | 100V±15V DC applied between electrode and substrate, held 60 s | 5 | |||
| Solder wetting (electrode tin coverage) | 95 | % | 245℃±5℃ tin bath, held 2s±0.5s | 5 | |||
| Temperature coefficient test ΔR (plus 0.05 mΩ) | ΔR | 1 | % | +25℃~+125℃ | 5 | ||
| Heat resistance ΔR (plus 0.05 mΩ) | ΔR | -0.5 | 0.5 | % | 270℃±5℃ tin bath, held 10s±1 | 5 | |
| Bending ΔR (plus 0.05 mΩ) | ΔR | -0.5 | 0.5 | % | bend distance 2mm, held 60s±5s | 5 | |
| Long-term high temperature ΔR (plus 0.05 mΩ) | ΔR | -1 | 1 | % | 170℃ storage, 1000 h | 5 | |
| Long-term low temperature ΔR (plus 0.05 mΩ) | ΔR | -0.5 | 0.5 | % | -55℃ storage, 1000 h | 5 | |
| Temperature cycling ΔR (plus 0.05 mΩ) | ΔR | -0.5 | 0.5 | % | -55℃ 30 min to room temp 5 min to 155℃ 30 min, 1000 cycles | 5 | |
| Long-term endurance ΔR (plus 0.05 mΩ) | ΔR | -1 | 1 | % | 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| Long-term damp heat ΔR (plus 0.05 mΩ) | ΔR | -1 | 1 | % | 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 |
CAD (KiCad official)
- Symbol:
HoYLR2512-2W-9mR-1% - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
hoylr2512-2w-9mr-1-etched.step/hoylr2512-2w-9mr-1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hoylr2512-2w-9mr-1.step/hoylr2512-2w-9mr-1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Milliohm datasheet (7 pp, sha256
6d2ff8f84c0df3d1, 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, primarytwo-terminal convention(convention), consensusoff(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).