# LRAN12SFTR060

**NCT** · Current Sense Resistors/Shunt Resistors · 1206

LRAN12SFTR060 from NCT, in a 1206. 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 | NCT |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature range |  | -55 |  | 170 | °C | 使用温度范围 (operating temperature range) | 4 |
| Resistance tolerance (F = ±1%) |  | -1 |  | 1 | % | Tolerance code F in part number | 3 |
| Temperature coefficient of resistance | TCR | -50 |  | 50 | ppm/°C | LRAN12 family, operating temperature range | 4 |
| Rated power | P |  |  | 0.5 | W | 0.5W row (40mΩ-100mΩ); derate when operating above 70 °C per curve | 4 |
| Maximum rated current | I |  |  | 3.54 | A | 0.5W row (40mΩ-100mΩ) | 4 |
| Maximum overload current |  |  |  | 7.91 | A | 0.5W row (40mΩ-100mΩ) | 4 |
| Short time overload resistance change | ΔR/R | -0.5 |  | 0.5 | % | 5 s overload at X5 rated power, 24 h rest before measurement | 8 |
| Biased humidity resistance change | ΔR/R | -0.5 |  | 0.5 | % | 85 °C ±5 °C, 85 ±5 %RH, rated current, 90 min ON / 30 min OFF, 1000 h | 8 |
| Temperature cycling resistance change | ΔR/R | -0.5 |  | 0.5 | % | -55 °C to +125 °C, 1000 cycles | 8 |
| Low temperature exposure resistance change | ΔR/R | -0.5 |  | 0.5 | % | -55 ±2 °C, 1000 h | 8 |
| High temperature exposure resistance change | ΔR/R | -1 |  | 1 | % | 170 °C, 1000 h | 9 |
| Load life resistance change | ΔR/R | -1 |  | 1 | % | 70 ±2 °C, rated current, 90 min ON / 30 min OFF, 1000 h | 9 |
| Resistance to solder heat resistance change | ΔR/R | -0.5 |  | 0.5 | % | 260 ±5 °C solder bath, 10 ±1 s | 9 |
| Resistance to solvent resistance change | ΔR/R | -0.5 |  | 0.5 | % | Isopropyl alcohol 20-25 °C, 60 ±5 s; appearance no damage | 9 |
| Joint strength of solder resistance change | ΔR/R | -0.5 |  | 0.5 | % | Bending test under load; appearance no damage | 9 |
| Insulation resistance |  | 100 |  |  | MΩ | 100 VDC applied for 1 min between terminals and protective layer / substrate | 9 |
| Solderability (new solder coverage) |  | 95 |  |  | % | 245 ±5 °C solder bath, 3 ±1 s; electrode covered with new solder area | 9 |

## CAD (KiCad official)

- Symbol: `LRAN12SFTR060`
- Footprint: `Resistor_SMD:R_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `lran12sftr060-etched.step` / `lran12sftr060-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lran12sftr060.step` / `lran12sftr060.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [NCT datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590426461766254593) (12 pp, sha256 `9468aafd42725899`, retrieved 2026-10-18, 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/lran12sftr060-datasheet.pdf)