component

LRBM25GFER0025S

Public Made by Adom

by adom

NCT Current Sense Resistors/Shunt Resistors, 2512. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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LRBM25GFER0025S

NCT · Current Sense Resistors/Shunt Resistors · 2512

LRBM25GFER0025S 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
Max rated power 3 W 3
Operating temperature range -55 170 °C 3
TCR -50 50 ppm/°C 3
Tolerance -1 1 % 2
Resistance range (LRB*25**S 3 W row) 1 4 mΩ 3
Max rated current 54.77 A Row value for 1~4 mΩ range 3
Max overload current 122.47 A Row value for 1~4 mΩ range 3
Storage temperature 5 35 °C Sealed package, RH 40-75%, 2 years 6
Short-time overload resistance change -0.5 0.5 % 5 s overload at 5 times rated power (2512, 3 W); 24 h rest 5
Biased humidity resistance change -0.5 0.5 % 85°C/85%RH, 10% rated power, 1000 h 5
Temperature cycling resistance change -0.5 0.5 % -55°C to +150°C, 1000 cycles, 15 min dwell 5
Low temperature exposure resistance change -0.5 0.5 % -55°C, 96 h 5
High temperature exposure resistance change -1 1 % 170°C, 1000 h 5
Load life resistance change -1 1 % 70±2°C, rated power, 90 min ON / 30 min OFF, 1000 h 5
Resistance to solder heat resistance change -0.5 0.5 % 260±5°C solder bath, 10±1 s 5
Terminal bending resistance change -0.5 0.5 % 2.5 kg load, 2 mm deflection, 60 s 5

CAD (KiCad official)

  • Symbol: LRBM25GFER0025S
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: lrbm25gfer0025s-etched.step / lrbm25gfer0025s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lrbm25gfer0025s.step / lrbm25gfer0025s.glb are the bare package body.

Provenance

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

  • Datasheet: NCT datasheet (6 pp, sha256 13512fac2aa9df8a, retrieved 2026-11-07, 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