LMSD103AT1G

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  "type": "component",
  "slug": "lmsd103at1g",
  "title": "LMSD103AT1G",
  "brief": "LRC Schottky Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "LMSD103AT1G",
    "manufacturer": "LRC",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Schottky Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176170409283584",
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      "lbr": "lmsd103at1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C78727"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:50:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode terminal, identified by the cathode band on the package; the datasheet gives no pin-specific limits, so the device maximum ratings (for example 40 V VRRM and 350 mA forward current for the LMSD103AT1G) apply."
      },
      {
        "number": "2",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode terminal; the datasheet gives no pin-specific limits, so the device maximum ratings and forward characteristics at 25 °C apply."
      }
    ],
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      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pinout taken from the SOD-123 outline drawing (PIN 1 CATHODE, PIN 2 ANODE) on page 3, corroborated b; The datasheet gives no per-pin electrical limits; the pin descriptions cite only the device-level ma; The MPN LMSD103AT1G has no S- prefix, so it is the standard (non-automotive) part; the S- prefix var"
        ],
        "pages_sent": 3,
        "cost_usd": 0.022,
        "at": "2026-10-18T16:48:01"
      },
      "datasheet": {
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        "pages": 3,
        "sha256": "e2c275a27bcb37aa",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.6,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "appearance": {
      "contacts": {
        "quote": "Also Available in Lead Free Plating (Matte Tin Finish). Please See",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "e2c275a27bcb37aa7aad66b06a083acb4ef52e9c28231ad207b3f476cb15a9ee"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e2c275a27bcb37aa7aad66b06a083acb4ef52e9c28231ad207b3f476cb15a9ee",
      "rows": [
        {
          "name": "Reverse Breakdown Voltage (LMSD103AT1G variant)",
          "symbol": "V(BR)R",
          "kind": "electrical",
          "unit": "V",
          "min": 40,
          "typ": null,
          "max": null,
          "conditions": "IR = 100A",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.37,
          "conditions": "IF = 20mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage Drop",
          "symbol": "VFM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "IF = 200mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Reverse Current (LMSD103AT1G variant)",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VR = 30V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak Repetitive Reverse Voltage (LMSD103AT1G)",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Working Peak Reverse Voltage (LMSD103AT1G)",
          "symbol": "VRWM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC Blocking Voltage (LMSD103AT1G)",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "RMS Reverse Voltage (LMSD103AT1G)",
          "symbol": "VR(RMS)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward Continuous Current",
          "symbol": "IFM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 350,
          "conditions": "Note 1",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Non-Repetitive Peak Forward Surge Current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "t 1.0s",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Note 1",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient Air",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Note 1: part mounted on FR-4 board with recommended pad layout",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "Tj, TSTG",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Total Capacitance",
          "symbol": "CT",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 28,
          "max": null,
          "conditions": "VR = 0V, f = 1.0MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Time",
          "symbol": "trr",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "IF = IR = 200mA, Irr = 0.1 x IR, RL = 100",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "LMSD103AT1G (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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