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HoYLR2512-3W-75mR-1%
Public Made by Adomby adom
Milliohm Current Sense Resistors / Shunt Resistors, 2512. Pinout cross-checked by two models against the datasheet, 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
markdownHoYLR2512-3W-75mR-1%
Milliohm · Current Sense Resistors / Shunt Resistors · 2512
HoYLR2512-3W-75mR-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 | One end terminal of the 75 mΩ ±1% alloy current-sense resistor (rated 3W, max 6.32A); terminal width C is 0.9±0.2 mm, interchangeable with the other terminal. |
| 2 | 2 | passive | Other end terminal of the 75 mΩ ±1% alloy current-sense resistor (rated 3W, max 6.32A); terminal width C is 0.9±0.2 mm, interchangeable with the first terminal. |
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 |
|---|---|---|---|---|---|---|---|
| Nominal resistance | 75 | mR | 3 | ||||
| Resistance tolerance | -1 | 1 | % | 3 | |||
| Temperature coefficient of resistance | TCR | -50 | 50 | ppm/℃ | 3 | ||
| Rated power | P | 3 | W | 3 | |||
| Maximum rated current | 6.32 | A | 3 | ||||
| Operating temperature range | -55 | 170 | ℃ | 3 | |||
| Insulation resistance | 100 | MΩ | 100 V ±15 V DC applied between electrode and substrate, held 60 s | 5 | |||
| Temperature coefficient test ΔR (relative) | ΔR | -1 | 1 | % | +25℃ to +125℃ | 5 | |
| Temperature coefficient test ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | +25℃ to +125℃ | 5 | |
| Solder heat resistance ΔR (relative) | ΔR | -0.5 | 0.5 | % | 270 ℃ ±5 ℃ solder bath, 10 s ±1 s | 5 | |
| Solder heat resistance ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | 270 ℃ ±5 ℃ solder bath, 10 s ±1 s | 5 | |
| Bending test ΔR (relative) | ΔR | -0.5 | 0.5 | % | Bend distance 2 mm, hold 60 s ±5 s | 5 | |
| Bending test ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | Bend distance 2 mm, hold 60 s ±5 s | 5 | |
| Temperature cycling ΔR (relative) | ΔR | -0.5 | 0.5 | % | -55 ℃ 30 min to room temp 5 min to 155 ℃ 30 min, 1000 cycles | 5 | |
| Temperature cycling ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | -55 ℃ 30 min to room temp 5 min to 155 ℃ 30 min, 1000 cycles | 5 | |
| Long-term low-temperature storage ΔR (relative) | ΔR | -0.5 | 0.5 | % | -55 ℃, 1000 h | 5 | |
| Long-term low-temperature storage ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | -55 ℃, 1000 h | 5 | |
| Long-term high-temperature storage ΔR (relative) | ΔR | -1 | 1 | % | 170 ℃, 1000 h | 5 | |
| Long-term high-temperature storage ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | 170 ℃, 1000 h | 5 | |
| Long-term endurance ΔR (relative) | ΔR | -1 | 1 | % | 70 ℃ ±2 ℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| Long-term endurance ΔR (offset) | ΔR | -0.05 | 0.05 | mΩ | 70 ℃ ±2 ℃, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| Long-term damp heat ΔR (relative) | ΔR | -1 | 1 | % | 85 ℃ ±2 ℃, 85% ±3% RH, 1000 h, rated power, 1.5 h on / 0.5 h off | 5 | |
| Long-term damp heat ΔR (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 |
CAD (KiCad official)
- Symbol:
HoYLR2512-3W-75mR-1% - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
hoylr2512-3w-75mr-1-etched.step/hoylr2512-3w-75mr-1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hoylr2512-3w-75mr-1.step/hoylr2512-3w-75mr-1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Milliohm datasheet (7 pp, sha256
d153ebc1f513b716, retrieved 2026-10-19, 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, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).