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LRAN12CFTR013

Public Made by Adom

by adom

NCT Current Sense Resistors/Shunt Resistors, 1206. 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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LRAN12CFTR013

NCT · Current Sense Resistors/Shunt Resistors · 1206

LRAN12CFTR013 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
Resistance tolerance (code F = ±1%) -1 1 % Tolerance letter F in part-numbering table 3
Temperature coefficient of resistance TCR -50 50 ppm/°C Printed as ±50 ppm/°C for LRAN12 series 4
Rated power (1W class, 1mΩ-39mΩ) P 1 W 1W for 1mΩ-39mΩ range; derate above 70°C 4
Maximum rated current (1W row) I 31.62 A Printed for 1W row, 1mΩ-39mΩ range 4
Maximum overload current (1W row) 70.71 A Printed for 1W row, 1mΩ-39mΩ range 4
Operating temperature range T -55 170 °C 使用温度范围 for LRAN12 4
Insulation resistance 100 MΩ 100 VDC applied 1 min, electrodes to protective layer and to substrate 8
Short time overload resistance change -0.5 0.5 % 5 s at X5 rated power, measured after 24 h rest 8
Biased humidity resistance change -0.5 0.5 % 85°C, 85%RH, rated current, 90 min ON/30 min OFF, 1000 h 8
Temperature cycling resistance change -0.5 0.5 % -55°C to +125°C, 1000 cycles 8
Low temperature exposure resistance change -0.5 0.5 % -55°C, 1000 h storage 8
High temperature exposure resistance change -1 1 % 170°C, 1000 h storage 9
Load life resistance change -1 1 % 70°C, rated current, 90 min ON/30 min OFF, 1000 h 9
Resistance to solder heat resistance change -0.5 0.5 % 260°C solder bath, 10 s 9
Resistance to solvent resistance change -0.5 0.5 % Isopropyl alcohol 20-25°C, 60 s 9
Joint strength of solder resistance change -0.5 0.5 % Bend test on solder joint board 9
Solderability (electrode tin coverage) 95 % 245°C bath, 3 s; new solder area on electrode 9
Storage temperature 5 35 °C Sealed storage, 40-75 %RH, shelf life 2 years 11

CAD (KiCad official)

  • Symbol: LRAN12CFTR013
  • Footprint: Resistor_SMD:R_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: lran12cftr013-etched.step / lran12cftr013-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lran12cftr013.step / lran12cftr013.glb are the bare package body.

Provenance

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

  • Datasheet: NCT datasheet (12 pp, sha256 4926e4a6a23e1c06, 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