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HoYLR2512-2W-50mR-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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HoYLR2512-2W-50mR-1%
Milliohm · Current Sense Resistors / Shunt Resistors · 2512
HoYLR2512-2W-50mR-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 | -1 | 1 | % | 1% suffix in part number | 3 | ||
| Temperature coefficient of resistance | TCR | -50 | 50 | ppm/℃ | 3 | ||
| Maximum rated current | 6.32 | A | rated current formula I=P/R | 3 | |||
| Operating temperature range | T | -55 | 170 | ℃ | 3 | ||
| Preheat zone temperature | 150 | 180 | ℃ | 90±30 s | 4 | ||
| Soldering zone temperature | 230 | ℃ | 30±10 s | 4 | |||
| Storage temperature | 5 | 35 | ℃ | storage, humidity <65%RH | 7 | ||
| Storage humidity | 65 | %RH | storage | 7 | |||
| Insulation resistance | 100 | MΩ | 100V±15V DC between electrode and substrate, 60 s | 5 | |||
| ΔR limit, TCR test (relative) | ΔR | -1 | 1 | % | +25℃~+125℃ | 5 | |
| ΔR limit, TCR test (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | +25℃~+125℃ | 5 | |
| ΔR limit, solder heat (relative) | ΔR | -0.5 | 0.5 | % | 270℃±5℃ solder bath, 10 s±1 s | 5 | |
| ΔR limit, solder heat (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | 270℃±5℃ solder bath, 10 s±1 s | 5 | |
| ΔR limit, bending (relative) | ΔR | -0.5 | 0.5 | % | bend distance 2 mm, hold 60 s±5 s | 5 | |
| ΔR limit, bending (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | bend distance 2 mm, hold 60 s±5 s | 5 | |
| ΔR limit, long-term high temperature (relative) | ΔR | -1 | 1 | % | 170℃, 1000 h | 5 | |
| ΔR limit, long-term high temperature (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | 170℃, 1000 h | 5 | |
| ΔR limit, long-term low temperature (relative) | ΔR | -0.5 | 0.5 | % | -55℃, 1000 h | 5 | |
| ΔR limit, long-term low temperature (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | -55℃, 1000 h | 5 | |
| ΔR limit, temperature cycling (relative) | ΔR | -0.5 | 0.5 | % | -55℃ 30 min to ambient 5 min to 155℃ 30 min, 1000 cycles | 5 | |
| ΔR limit, temperature cycling (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | -55℃ 30 min to ambient 5 min to 155℃ 30 min, 1000 cycles | 5 | |
| ΔR limit, long-term endurance (relative) | ΔR | -1 | 1 | % | 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| ΔR limit, long-term endurance (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| ΔR limit, long-term humidity (relative) | ΔR | -1 | 1 | % | 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| ΔR limit, long-term humidity (absolute offset) | ΔR | -0.05 | 0.05 | mΩ | 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| Rated power | P | 2 | W | derate above 70℃ per power curve | 3 | ||
| Nominal resistance | R | 50 | mΩ | 3 |
CAD (KiCad official)
- Symbol:
HoYLR2512-2W-50mR-1% - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
hoylr2512-2w-50mr-1-etched.step/hoylr2512-2w-50mr-1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hoylr2512-2w-50mr-1.step/hoylr2512-2w-50mr-1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Milliohm datasheet (7 pp, sha256
6cac01232d5594ec, 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).
# HoYLR2512-2W-50mR-1%
**Milliohm** · Current Sense Resistors / Shunt Resistors · 2512
HoYLR2512-2W-50mR-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 | | -1 | | 1 | % | 1% suffix in part number | 3 |
| Temperature coefficient of resistance | TCR | -50 | | 50 | ppm/℃ | | 3 |
| Maximum rated current | | | | 6.32 | A | rated current formula I=P/R | 3 |
| Operating temperature range | T | -55 | | 170 | ℃ | | 3 |
| Preheat zone temperature | | 150 | | 180 | ℃ | 90±30 s | 4 |
| Soldering zone temperature | | 230 | | | ℃ | 30±10 s | 4 |
| Storage temperature | | 5 | | 35 | ℃ | storage, humidity <65%RH | 7 |
| Storage humidity | | | | 65 | %RH | storage | 7 |
| Insulation resistance | | 100 | | | MΩ | 100V±15V DC between electrode and substrate, 60 s | 5 |
| ΔR limit, TCR test (relative) | ΔR | -1 | | 1 | % | +25℃~+125℃ | 5 |
| ΔR limit, TCR test (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | +25℃~+125℃ | 5 |
| ΔR limit, solder heat (relative) | ΔR | -0.5 | | 0.5 | % | 270℃±5℃ solder bath, 10 s±1 s | 5 |
| ΔR limit, solder heat (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | 270℃±5℃ solder bath, 10 s±1 s | 5 |
| ΔR limit, bending (relative) | ΔR | -0.5 | | 0.5 | % | bend distance 2 mm, hold 60 s±5 s | 5 |
| ΔR limit, bending (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | bend distance 2 mm, hold 60 s±5 s | 5 |
| ΔR limit, long-term high temperature (relative) | ΔR | -1 | | 1 | % | 170℃, 1000 h | 5 |
| ΔR limit, long-term high temperature (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | 170℃, 1000 h | 5 |
| ΔR limit, long-term low temperature (relative) | ΔR | -0.5 | | 0.5 | % | -55℃, 1000 h | 5 |
| ΔR limit, long-term low temperature (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | -55℃, 1000 h | 5 |
| ΔR limit, temperature cycling (relative) | ΔR | -0.5 | | 0.5 | % | -55℃ 30 min to ambient 5 min to 155℃ 30 min, 1000 cycles | 5 |
| ΔR limit, temperature cycling (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | -55℃ 30 min to ambient 5 min to 155℃ 30 min, 1000 cycles | 5 |
| ΔR limit, long-term endurance (relative) | ΔR | -1 | | 1 | % | 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 |
| ΔR limit, long-term endurance (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | 70℃±2℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 |
| ΔR limit, long-term humidity (relative) | ΔR | -1 | | 1 | % | 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 |
| ΔR limit, long-term humidity (absolute offset) | ΔR | -0.05 | | 0.05 | mΩ | 85℃±2℃, 85%±3%RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 |
| Rated power | P | | 2 | | W | derate above 70℃ per power curve | 3 |
| Nominal resistance | R | | 50 | | mΩ | | 3 |
## CAD (KiCad official)
- Symbol: `HoYLR2512-2W-50mR-1%`
- Footprint: `Resistor_SMD:R_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `hoylr2512-2w-50mr-1-etched.step` / `hoylr2512-2w-50mr-1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hoylr2512-2w-50mr-1.step` / `hoylr2512-2w-50mr-1.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Milliohm datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8773984777685229568) (7 pp, sha256 `6cac01232d5594ec`, 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](docs/hoylr2512-2w-50mr-1-datasheet.pdf)