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LRAN12CJTR022

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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LRAN12CJTR022

NCT · Current Sense Resistors / Shunt Resistors · 1206

LRAN12CJTR022 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 J) -5 5 % Code J = ±5% (LRA12* family) 3
Temperature coefficient of resistance TCR -50 50 ppm/°C 1 W LRA12* row, 2100 mΩ range, -55+170 °C 3
Resistance change, biased humidity ΔR/R -0.5 0.5 % 85°C/85%RH, 10% of rated power, 1000 h 5
Resistance change, temperature cycling ΔR/R -0.5 0.5 % -55°C to +150°C, 1000 cycles, 15 min dwell 5
Resistance change, low temperature exposure ΔR/R -0.5 0.5 % -55±2°C, 96 h 5
Resistance change, high temperature exposure ΔR/R -1 1 % 170°C, 1000 h 5
Resistance change, load life ΔR/R -1 1 % 70±2°C, rated power, 90 min ON / 30 min OFF, 1000 h 5
Resistance change, short time overload ΔR/R -0.5 0.5 % 5 s overload, 1206 1 W at 5 times rated power 5
Resistance change, resistance to solder heat ΔR/R -0.5 0.5 % 260±5°C solder bath, 10±1 s 5
Resistance change, terminal bending ΔR/R -0.5 0.5 % 2.5 kg load, 2 mm deflection, 60 s 5
Solderability, electrode solder coverage 95 % 245±5°C bath, 3±1 s; new solder area coverage 5
Operating temperature range T -55 170 °C Series range LRA12*, 1 W row 3
Maximum rated current 22.36 1 W LRA12* row, 2~100 mΩ; unit not printed in table 3
Maximum overload current 50 1 W LRA12* row, 2~100 mΩ; unit not printed in table 3
Nominal resistance (code R022) R 22 mΩ Decoded from R022 using datasheet marking convention (R001=1mΩ, R010=10mΩ) 2
Rated power P 1 W Code C = 1 W; derate above 70 °C per power derating curve 3

CAD (KiCad official)

  • Symbol: LRAN12CJTR022
  • Footprint: Resistor_SMD:R_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: lran12cjtr022-etched.step / lran12cjtr022-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lran12cjtr022.step / lran12cjtr022.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 2026-10-17, 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