# FPM252WFR080TM

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

FPM252WFR080TM from FOJAN, 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 | FOJAN |
| 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 (part-number code F) |  | -1 |  | 1 | % |  | 2 |
| Temperature coefficient of resistance (T.C.R.) |  | -50 |  | 50 | PPM/℃ | Measuring points 25°C and +125°C, reference point +25°C | 4 |
| Operating temperature range |  | -55 |  | 170 | ℃ |  | 4 |
| Dielectric withstanding voltage |  |  |  | 500 | V DC |  | 2 |
| High temperature exposure (storage) ΔR |  | -1 |  | 1 | % | T=170℃,1000hrs, Measurement at 24hrs after test conclusion. | 5 |
| Low temperature exposure (storage) ΔR |  | -0.5 |  | 0.5 | % | T=-55ºC, 1000 hours，Measurement at 24hrs after test conclusion. | 5 |
| Temperature cycling ΔR |  | -0.5 |  | 0.5 | % | 1000 Cycle (-55℃ to 125℃) Measurement at 24hrs after test conclusion. | 5 |
| Short time overload ΔR |  | -0.5 |  | 0.5 | % | 5 X rated power for 5s | 5 |
| Moisture resistance ΔR |  | -1 |  | 1 | % | T=24 hours / Cycle ,10 Cycles. Notes: Steps 7a& 7b | 5 |
| Biased humidity ΔR |  | -0.5 |  | 0.5 | % | 10% Rated power at 85℃, RH:85%, 1000Hrs,Measurement at 24hrs after test conclusion. | 6 |
| Load life ΔR |  | -1 |  | 1 | % | 1000 h at +70 °C, 1.5 h “ON”, 0.5 h “OFF”，Measurement at 24hrs after test conclusion. | 6 |
| Resistance to soldering heat ΔR |  | -0.5 |  | 0.5 | % | T=260±5℃ solder,10±1 sec dwell | 6 |
| Mechanical shock ΔR |  | -0.5 |  | 0.5 | % | 100g's, Normal duration is 6ms, half sine shock pulse | 6 |
| Resistance to vibration ΔR |  | -0.5 |  | 0.5 | % | 5g's for 20min.12cycles, 10-2000Hz | 6 |
| Board flex ΔR |  | -0.5 |  | 0.5 | % | Min 2mm deflection ,60sec. | 6 |
| Thermal shock ΔR |  | -1 |  | 1 | % | -55°C/+155°C. Note: Number of cycles required-1000, Maximum transfer time-20 seconds, Dwell time-15 minutes. | 6 |
| ESD ΔR |  | -1 |  | 1 | % | Direct contact ±6kV; air discharge +12kV, +16kV, +25kV | 6 |

## CAD (KiCad official)

- Symbol: `FPM252WFR080TM`
- Footprint: `Resistor_SMD:R_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `fpm252wfr080tm-etched.step` / `fpm252wfr080tm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `fpm252wfr080tm.step` / `fpm252wfr080tm.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [FOJAN datasheet](docs/fpm252wfr080tm-datasheet.pdf) (11 pp, sha256 `20558dfb235c52df`, 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/fpm252wfr080tm-datasheet.pdf)