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Contents

README

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LRBN25GFER039

NCT · Current Sense Resistors/Shunt Resistors · 2512

LRBN25GFER039 from NCT, 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 NCT
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 -2 2 % ±2%(G) per 阻值范围 key; tolerance letter G taken from MPN 5
使用温度范围 (operating temperature range) -55 170 °C LRBN25, 使用温度范围 5
Temperature coefficient of resistance (TCR) TCR -275 275 ppm/°C LRBN25, R≦1mΩ 5
Temperature coefficient of resistance (TCR) TCR -50 50 ppm/°C LRBN25, 1mΩ<R≦100mΩ 5
最高额定电流 (maximum rated current) 54.78 A LRBN25, 2W&3W, 阻值范围 1mΩ~100mΩ 5
最高过负荷电流 (maximum overload current) 122.48 A LRBN25, 2W&3W, 阻值范围 1mΩ~100mΩ 5

CAD (KiCad official)

  • Symbol: LRBN25GFER039
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: lrbn25gfer039-etched.step / lrbn25gfer039-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lrbn25gfer039.step / lrbn25gfer039.glb are the bare package body.

Provenance

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

  • Datasheet: NCT datasheet (15 pp, sha256 1c7bbc6a4c0f07fe, 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