# MFL12HR012FT

**FH Guangdong Fenghua Advanced Tech** · Current Sense Resistors / Shunt Resistors · 2512

MFL12HR012FT from FH Guangdong Fenghua Advanced Tech, 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 | FH Guangdong Fenghua Advanced Tech |
| 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 (code F) |  | -1 |  | 1 | % | Tolerance code F = ±1% (part-number table) | 1 |
| Temperature coefficient of resistance (code H) | TCR | -50 |  | 50 | ppm/°C | T.C.R code H = ±50 ppm/°C (part-number table) | 1 |
| Insulation resistance |  | 1000 |  |  | MΩ | DC 100 V ±15 V between substrate and terminations, 1 min | 4 |
| Rated power (2512) | P |  |  | 2 | W | 2512 (2W) per Appendix 1 | 5 |
| Full rated power ambient limit |  |  |  | 70 | °C | Rated load (rated power) at ambient up to 70 °C; derate above 70 °C per curve | 2 |
| Operating temperature range |  | -55 |  | 170 | °C | Operating temperature range | 2 |
| Storage temperature | T | 5 |  | 30 | °C | Storage conditions; use within six months of receipt | 14 |
| Storage relative humidity | RH | 30 |  | 70 | % | Storage conditions; use within six months of receipt | 14 |
| Resistance change, temperature rapid change | ΔR | -1 |  | 1 | %R | -55 °C (30 min) / normal temperature (5 min) / 125 °C (30 min), 100 cycles | 3 |
| Solderable area |  | 95 |  |  | % | Solderability: lead-free solder bath test per IEC 60115-1 4.17 | 3 |
| Resistance change, resistance to soldering heat | ΔR | -1 |  | 1 | %R | Lead-free solder bath 270 ±5 °C for 10 s ±1 s | 3 |
| Resistance change, short time overload | ΔR | -1 |  | 1 | %R | 4 × rated power for 5 s (2W type) | 3 |
| Resistance change, damp heat steady state | ΔR | -1 |  | 1 | %R | 40 ±2 °C, 93 ±3% RH, 1000 h, rated current or limiting element current 1.5 h ON / 0.5 h OFF | 3 |
| Resistance change, endurance at 70 °C | ΔR | -1 |  | 1 | %R | 70 ±2 °C, 1000 h, rated current or limiting element current 1.5 h ON / 0.5 h OFF | 4 |
| Resistance change, endurance at upper category temperature | ΔR | -1 |  | 1 | %R | 170 ±2 °C, 1000 h | 4 |

## CAD (KiCad official)

- Symbol: `MFL12HR012FT`
- Footprint: `Resistor_SMD:R_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `mfl12hr012ft-etched.step` / `mfl12hr012ft-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mfl12hr012ft.step` / `mfl12hr012ft.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [FH Guangdong Fenghua Advanced Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603077230222188544) (16 pp, sha256 `039b0c5b25e12cc0`, 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/mfl12hr012ft-datasheet.pdf)