main
Ray Set visibility: public cd7eb7e 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "dslr-k-3-5f",
  "title": "DSLR-K-3-5F",
  "brief": "Shenzhen Yezhan Elec Current Sense Resistors / Shunt Resistors, 2512. 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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    "resistors",
    "dslr-k-3-5f",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DSLR-K-3-5F",
    "manufacturer": "Shenzhen Yezhan Elec",
    "package": "2512",
    "pin_count": 2,
    "category": "Resistors",
    "subcategory": "Current Sense Resistors / Shunt Resistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604430050435883008",
    "parts": {
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      "footprint": "dslr-k-3-5f.kicad_mod",
      "model_3d": "dslr-k-3-5f-hero.glb",
      "model_3d_plain": "dslr-k-3-5f-etched.glb",
      "model_3d_step": "dslr-k-3-5f-etched.step",
      "model_3d_step_plain": "dslr-k-3-5f.step",
      "lbr": "dslr-k-3-5f.lbr"
    },
    "distributor_links": {
      "lcsc": "C41382686"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T13:22:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "First terminal of the 5 mΩ ±1% Karma-alloy shunt resistor (2512, rated 3 W at 70 °C); the element is non-polarized and its terminals are interchangeable."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Second terminal of the 5 mΩ ±1% Karma-alloy shunt resistor (2512, rated 3 W at 70 °C); the element is non-polarized and its terminals are interchangeable."
      }
    ],
    "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 draws two end terminals (solder pads) on pages 2 and 3 but prints no pin numbers or na; The ordering code was decoded from page 1. K means Karma, 3 means 2512, 5 means 5 mΩ and F means ±1%",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.1322,
        "at": "2026-10-19T13:18:59"
      },
      "datasheet": {
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        "pages": 9,
        "sha256": "ae45c4cb169bfaeb",
        "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"
    },
    "models_3d": [
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        "file": "dslr-k-3-5f.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.3,
          3.2,
          0.6
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "76b2052a3c120193de7cdc0af99157b6f375e9a4af7721e3e3d012968c877f27",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dslr-k-3-5f-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "567e20a6be1e412dbc1348f441d8717eee47ebe9cf1a7461382d7cbd8be4e283",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen Yezhan Elec",
      "Package": "2512",
      "Category": "Resistors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ae45c4cb169bfaebc0cbfa50c48925f92e6b6f870f9477ba733dcd2bea8620e6",
      "rows": [
        {
          "name": "Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "Ordering code letter F = ±1%",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of resistance (TCR)",
          "symbol": "TCR",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -70,
          "typ": null,
          "max": 70,
          "conditions": "K material, 2512, 5 mΩ; test from 20°C to 120°C with 20°C as reference",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Rated power at 70°C",
          "symbol": "P70°C",
          "kind": "electrical",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "2512, K material, 5 mΩ; rated power at 70°C ambient",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 170,
          "conditions": "Operating temperature range",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, high temperature exposure",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 h, T=170°C, unpowered; measured 24±4 h after test; MIL-STD-202 Method 108",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, temperature cycling",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 cycles, -55°C to +155°C, unpowered; 15 min minimum dwell; JESD22-A-104",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, humidity bias",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 h, 85°C/85%RH, 10% of rated power; MIL-STD-202 Method 103",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, high temperature operating life",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "1000 h, T=125°C, rated power applied intermittently 90 min ON / 30 min OFF; MIL-STD-202 Method 108",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, resistance to soldering heat",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "250±5°C, 30±5 s; MIL-STD-202 Method 210",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, vibration",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "20 min, 5 g, 10 Hz-2000 Hz, 12 cycles in each of 3 orientations; MIL-STD-202 Method 204",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, mechanical shock",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "Half-sine pulse, 100 g peak, 6 ms, ±X/±Y/±Z 3 times each; MIL-STD-202H Method 213",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Resistance change, short time overload",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "5 times rated power for 5 s, then 30 min release; MIL-STD-202 Method 301",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Nominal resistance",
          "symbol": "R",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "Ordering code value 5 (5 mΩ), K material, 2512",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance (Rthi)",
          "symbol": "Rthi",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "K material, 2512, 5 mΩ row of technical data table",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "dslr-k-3-5f"
  ],
  "discovery_pitch": "DSLR-K-3-5F (Shenzhen Yezhan Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "dslr-k-3-5f.lbr",
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    "viewers/footprint.html",
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    "dslr-k-3-5f-hero.overlay.json",
    "dslr-k-3-5f-etched.glb"
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  "visibility": {
    "public": true
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}