main
Ray Set visibility: public cc507f1
{
  "schema_version": 1,
  "type": "component",
  "slug": "drtr5v0u2sr-7",
  "title": "DRTR5V0U2SR-7",
  "brief": "Diodes Incorporated ESD Protection Devices, SOT-143. 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": "DRTR5V0U2SR-7",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-143",
    "pin_count": 4,
    "category": "Circuit Protection",
    "subcategory": "ESD Protection Devices",
    "datasheet": "https://www.diodes.com/assets/Datasheets/DRTR5V0U2SR-7.pdf",
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    "distributor_links": {
      "lcsc": "C443828",
      "digikey": "DRTR5V0U2SR-7DITR-ND",
      "mouser": "621-DRTR5V0U2SR-7"
    },
    "distributor_check": {
      "checked_at": "2026-11-13T10:24:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the TVS array; I/O-to-GND capacitance is 1.0pF typical (1.5pF max) and reverse breakdown of 6.0V to 9.0V at 1mA is measured from pin 4 to pin 1."
      },
      {
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        "type": "bidirectional",
        "description": "ESD-protected channel 1 (IEC 61000-4-2 ±8kV contact, ±15kV air) with 1.0pF typical capacitance to GND and 100nA max leakage at VR=3V."
      },
      {
        "number": "3",
        "name": "I/O2",
        "type": "bidirectional",
        "description": "ESD-protected channel 2 (IEC 61000-4-2 ±8kV contact, ±15kV air) with 1.0pF typical capacitance to GND and 100nA max leakage at VR=3V."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply/rail clamp reference pin with reverse standoff voltage of 5.5V max and breakdown of 6.0V to 9.0V at 1mA measured from pin 4 to pin 1."
      }
    ],
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The device schematic on page 1 is extracted as text only, so the assignment of I/O1 and I/O2 to pins; The datasheet has no pin table. Pin functions are inferred from the schematic labels and the notes i"
        ],
        "pages_sent": 4,
        "cost_usd": 0.045,
        "at": "2026-11-13T10:23:48"
      },
      "datasheet": {
        "url": "https://www.diodes.com/assets/Datasheets/DRTR5V0U2SR-7.pdf",
        "pages": 4,
        "sha256": "14b5dca7d3d821eb",
        "source_tier": "mfr"
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        "standoff_mm": 0.05,
        "standoff_basis": "family nominal (no datasheet A1 read)",
        "lead_width_mm": 0.36,
        "lead_width_basis": "default: 0.6 x pad width across the lead, at most 0.45 x pitch 1.70 mm; a tab 0.9 x its width (no datasheet b read)",
        "lead_thickness_mm": 0.1,
        "lead_thickness_basis": "default for pitch 1.70 mm, height 0.945 mm (no datasheet c read)"
      },
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "1b739607f754847e5b113cc8cac11914358885c80f2a286d94666be4de1a0f15",
        "checked": "2026-11-13",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      "source_page": 3,
      "D": {
        "nom_mm": 2.9,
        "range_mm": [
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      "E1": {
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        "range_mm": [
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      "E": {
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        "range_mm": [
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      "e": {
        "nom_mm": 1.92,
        "range_mm": [
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          2.03
        ]
      },
      "A": {
        "nom_mm": 0.945,
        "range_mm": [
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          1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "drtr5v0u2sr-7.step",
        "verdict": "PASS",
        "reasons": [
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        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-143",
      "Category": "Circuit Protection",
      "Pins": "4"
    },
    "appearance": {
      "contacts": {
        "quote": " Terminals: Matte Tin Finish annealed over Alloy 42 leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "14b5dca7d3d821ebd2b727ae3ad24f733388ffa546f6f0c887d939644b05e1ba"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "14b5dca7d3d821ebd2b727ae3ad24f733388ffa546f6f0c887d939644b05e1ba",
      "rows": [
        {
          "name": "Peak Pulse Current",
          "symbol": "IPP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "8/20µs, Per Figure 3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Protection – Contact Discharge",
          "symbol": "VESD_Contact",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "Standard IEC 61000-4-2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Protection – Air Discharge",
          "symbol": "VESD_Air",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "Standard IEC 61000-4-2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Device mounted on FR-4 PCB pad layout (2oz copper), Note 5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 310,
          "max": null,
          "conditions": "Device mounted on FR-4 PCB pad layout (2oz copper), Note 5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating and Storage Temperature Range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Standoff Voltage",
          "symbol": "VRWM",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Channel Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 1,
          "max": 100,
          "conditions": "VR = 3V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse breakdown voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": 9,
          "conditions": "IR = 1mA, from pin 4 to pin 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": null,
          "conditions": "IF = 8mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Resistance",
          "symbol": "RDYN",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "IPP = 1A, tp = 8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "I/O to GND Capacitance",
          "symbol": "C(I/O-GND)",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 1,
          "max": 1.5,
          "conditions": "V(I/O-GND) = 0V, f = 1MHz",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "author": {
    "name": "Ray"
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