component

JER2512F2R300

Public Made by Adom

by adom

jieerrui 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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JER2512F2R300

jieerrui · Current Sense Resistors / Shunt Resistors · 2512

JER2512F2R300 from jieerrui, 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 jieerrui
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
Insulation resistance 100 MΩ 2
Rated power P 2 W 2512 2W variant (suffix 2) 2
Resistance range R 0.5 500 mΩ 2512 family resistance range 2
Temperature coefficient of resistance (TCR) TCR -50 50 ppm/℃ 2mΩ~500mΩ (2512, 2W and 3W rows) 2
Resistance tolerance -1 1 % Tolerance letter F = 1% 1
Operating temperature range -55 170 ℃ Operating Temperature Range 3
Short time overload resistance change ΔR% -1 1 % Applied 5.0 times of rated power for 5 seconds 6
Temperature cycling resistance change ΔR% -1 1 % -55℃ to +125℃, 1000 cycles 6
High temperature exposure resistance change ΔR% -1 1 % 1000 hrs @ T=125℃ 6
Low temperature operation resistance change ΔR% -1 1 % 45 min @ T=-55℃ 6
Biased humidity resistance change ΔR% -1 1 % 1000 hours 85℃/85%RH, 10% of operating power 6
Operational life resistance change ΔR% -1 1 % 70±2℃, rated current 1.5 h on / 0.5 h off, 1000 +48/-0 hours 7
Vibration resistance change ΔR% -1 1 % 5g's for 20 min, 12 cycles, 10-2000 Hz 7
Resistance to solder heat resistance change ΔR% -1 1 % 260±5℃, 10±1 seconds 7
Terminal bending resistance change ΔR% -1 1 % Min 2mm deflection, 60 seconds 7
Mechanical shock resistance change ΔR% -1 1 % 100g's, half sine, 6ms 7
Terminal strength resistance change ΔR% -1 1 % 17.7N (1.8Kg), 60±1 seconds 7
Thermal shock resistance change ΔR% -1 1 % -55/+125℃, 300 cycles 7
ESD resistance change ΔR% -1 1 % 2KV, 2 times/1s 7
Solderability electrode solder coverage 95 % 245±5℃, 2-3 seconds dip, min 95% coverage 6
Resistance R 300 mΩ Marking R300 = 300mΩ (JER2512F2R300) 2

CAD (KiCad official)

  • Symbol: JER2512F2R300
  • Footprint: Resistor_SMD:R_2512_6332Metric
  • 3D model: 2512 (KiCad packages3D, STEP)
  • 3D model files: jer2512f2r300-etched.step / jer2512f2r300-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); jer2512f2r300.step / jer2512f2r300.glb are the bare package body.

Provenance

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

  • Datasheet: jieerrui datasheet (7 pp, sha256 6c0d359d39546b43, 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