MFJ06KR020FT

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  "type": "component",
  "slug": "mfj06kr020ft",
  "title": "MFJ06KR020FT",
  "brief": "FH Guangdong Fenghua Advanced Tech Current Sense Resistors / Shunt Resistors, 1206. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "MFJ06KR020FT",
    "manufacturer": "FH Guangdong Fenghua Advanced Tech",
    "package": "1206",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603112366733074432",
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      "lbr": "mfj06kr020ft.lbr"
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    "distributor_links": {
      "lcsc": "C5355198"
    },
    "distributor_check": {
      "checked_at": "2026-11-07T04:10:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
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      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "First end terminal of the 1206 metal foil chip resistor (R020 = 0.020 Ω, ±1%), with a limiting element current of 18.3 A and max overload current of 40.8 A."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second end terminal of the 1206 metal foil chip resistor, non-polarized and interchangeable with the other terminal, operating from -55 °C to 170 °C."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet has no pin numbering. It shows only a two-terminal chip resistor with end electrodes, ; The datasheet text does not say which rated power (1/2 W or 1 W) applies to this 1206 part. Power wa",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 15,
        "cost_usd": 0.2924,
        "at": "2026-11-07T04:10:19"
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        "pages": 15,
        "sha256": "47eef8fa9af3edba",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.6,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f5d1ea5c47935091292bd1c6c698e0df88d3d4bbf92bf66b4c97e49df5be9ebc",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "sha256": "53d3513a7f482c630d9740ce67926548c2d550e01779aafc90dd6ce0fb97b27a",
        "checked": "2026-11-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "FH Guangdong Fenghua Advanced Tech",
      "Package": "1206",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "47eef8fa9af3edba34c4bd6f5711558e1e33904c5af13a2f4df4a4abfd280766",
      "rows": [
        {
          "name": "Resistance tolerance (code F)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Tolerance code F = ±1%",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of resistance (code K)",
          "symbol": "TCR",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "Ordering code K = ±100 ppm/℃; table row 0.010 Ω ≤ R ≤ 0.047 Ω",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 170,
          "conditions": "Printed operating temperature range",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Insulation resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "MΩ",
          "min": 1000,
          "typ": null,
          "max": null,
          "conditions": "DC 100 V ±15 V applied between substrate and terminations for 1 min (IEC 60115-1 4.6)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Limiting element current (1206)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 18.3,
          "conditions": "1206 limiting element current; current of DC or AC RMS, or limiting element current whichever is lower",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max overload current (1206)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 40.8,
          "conditions": "1206 max overload current",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max overload voltage (AC RMS, 1206 and above)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "AC RMS at ~100 V/s between substrate and terminations, held 60 s ±5 s (IEC 60115-1 4.7)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Rapid change of temperature ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "-55 ℃ (30 min) / normal temperature (5 min) / 125 ℃ (30 min) / 100 cycles (IEC 60115-1 4.19); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short time overload ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "5× rated power for 5 s for 1/2W, 3/4W, 1W; 4× rated power for 5 s for 2W (IEC 60115-1 4.13); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistance to soldering heat ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "270 ℃ ±5 ℃ lead-free solder bath for 10 s ±1 s (IEC 60115-1 4.18); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Substrate bending ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Bending distance 3 mm for 0603/0805/1206, 2 mm for 2010/2512; hold 60 s ±5 s (IEC 60115-1 4.33); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Damp heat steady state ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "40 ℃ ±2 ℃, 93% ±3% RH, 1000 h, rated current or limiting element current for 1.5 h ON / 0.5 h OFF (IEC 60115-1 4.24); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Endurance at 70 ℃ ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "70 ℃ ±2 ℃, 1000 h, rated current or limiting element current for 1.5 h ON / 0.5 h OFF (IEC 60115-1 4.25.1); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Endurance at upper category temperature ΔR",
          "symbol": "ΔR",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "170 ℃ ±2 ℃, 1000 h (IEC 60115-1 4.25.3); ΔR ≤ ±1.0%R",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Solderability (wetted area)",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 95,
          "typ": null,
          "max": null,
          "conditions": "Lead-free solder bath at 245 ℃ ±5 ℃ for 3 s ±0.3 s (IEC 60115-1 4.17); 95% cover min",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "MFJ06KR020FT (FH Guangdong Fenghua Advanced Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
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