# LMN25HF3P0R004S

**prosemi** · Current Sense Resistors / Shunt Resistors · 2512

LMN25HF3P0R004S from prosemi, 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 | prosemi |
| 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 value (R004 = 4 mΩ) | R |  | 4 |  | mΩ | Part number code R004 | 1 |
| Resistance tolerance (F = ±1.0%) |  | -1 |  | 1 | % | Tolerance letter F | 1 |
| Temperature coefficient of resistance | TCR | -50 |  | 50 | ppm/℃ | T1 room temperature, T2 125℃ | 1 |
| Rated power |  |  | 3 |  | W | 3P0 variant (3W), rated at 70℃ | 1 |
| Operating temperature range |  | -55 |  | 170 | ℃ |  | 1 |
| Storage temperature |  | 5 |  | 35 | ℃ | Closed storage conditions, 2 years shelf life | 6 |
| Short time overload resistance change |  | -0.5 |  | 0.5 | % | 5 times rated power for 5 seconds; measured after 24 hours | 4 |
| Resistance to soldering heat resistance change |  | -0.5 |  | 0.5 | % | 260℃±5℃, 10sec±1sec | 4 |
| Temperature cycling resistance change |  | -0.5 |  | 0.5 | % | -55℃/+125℃, 30min, 1000 cycles | 4 |
| Low temperature storage resistance change |  | -0.5 |  | 0.5 | % | -55℃±2℃, 1000 hours, no power | 4 |
| High temperature storage resistance change |  | -1 |  | 1 | % | 170℃, 1000 hours, no power | 4 |
| Bias humidity resistance change |  | -0.5 |  | 0.5 | % | +85℃, 85% RH, 5% bias, 1000 hours | 4 |
| Bending test resistance change |  | -0.5 |  | 0.5 | % | Welded to bending test plate, centre pressed under load | 4 |
| Operational life resistance change |  | -1 |  | 1 | % | 70℃±2℃, 1000 hours, at rated power; 1.5 h ON, 0.5 h OFF | 4 |
| Solderability electrode coverage |  | 95 |  |  | % | 245±5℃, 3±1 sec; minimum electrode surface covered with new solder | 4 |
| Resistance to solvent resistance change |  | -0.5 |  | 0.5 | % | Soak in 20~25℃ isopropyl alcohol, 60±5 seconds | 4 |
| Insulation resistance |  | 100 |  |  | MΩ | 100V DC for 1 minute | 4 |

## CAD (KiCad official)

- Symbol: `LMN25HF3P0R004S`
- Footprint: `Resistor_SMD:R_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `lmn25hf3p0r004s-etched.step` / `lmn25hf3p0r004s-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lmn25hf3p0r004s.step` / `lmn25hf3p0r004s.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [prosemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604430383333732352) (6 pp, sha256 `f193c19d25fcd2ae`, retrieved 2026-10-17, tier: lcsc)
- **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/lmn25hf3p0r004s-datasheet.pdf)