main
Ray Set visibility: public 49719de 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "desd5v0s1bb-7",
  "title": "DESD5V0S1BB-7",
  "brief": "Diodes Incorporated ESD And Surge Protection (TVS/ESD), SOD-523. 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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    "circuit protection",
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  "component": {
    "mpn": "DESD5V0S1BB-7",
    "manufacturer": "Diodes Incorporated",
    "package": "SOD-523",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918402614505472",
    "parts": {
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      "footprint": "desd5v0s1bb-7.kicad_mod",
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      "lbr": "desd5v0s1bb-7.lbr"
    },
    "distributor_links": {
      "lcsc": "C780815",
      "digikey": "31-DESD5V0S1BB-7TR-ND",
      "mouser": "621-DESD5V0S1BB-7"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T10:23:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "31-DESD5V0S1BB-7TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "621-DESD5V0S1BB-7",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "Terminal 1 of the single bidirectional ESD/TVS channel, rated for a 5 V maximum reverse standoff voltage (VRWM), 100 nA maximum channel leakage at 5 V, and ±30 kV contact and air ESD per IEC 61000-4-2. The datasheet labels this terminal only as pin 1 and does not assign it a polarity."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Terminal 2 of the single bidirectional ESD/TVS channel, sharing the same 5 V maximum reverse standoff voltage, 45 pF maximum channel input capacitance (VR = 0 V, f = 1 MHz), and ±30 kV contact and air ESD per IEC 61000-4-2. The datasheet labels this terminal only as pin 2 and does not assign it a polarity."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet has no pinout table. Pin numbers 1 and 2 appear only as labels on the device schematic; The package is printed as 'SOD523' (hint said 'SOD-523'); the ordering part DESD5V0S1BB-7 is listed "
        ],
        "pages_sent": 4,
        "cost_usd": 0.0245,
        "at": "2026-10-15T10:23:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918402614505472",
        "pages": 4,
        "sha256": "ca097d3d6c778572",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b525222377930c32abea58606bffba3aaf171cc66ac292b82d28a82d646d995d",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "8d111faead0c5e7ad32b228f39685299759fe78c31555b1bbf55c208a47cb4c8",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOD-523",
      "Category": "Circuit Protection",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ca097d3d6c77857232f5dfb8d22867b36bee8fba4b6569a65502e8a2aa73423e",
      "rows": [
        {
          "name": "Reverse Standoff Voltage",
          "symbol": "VRWM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Channel Leakage Current",
          "symbol": "IRM",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 5,
          "max": 100,
          "conditions": "VRWM = 5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping Voltage",
          "symbol": "VCL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "IPP = 1A, tp = 8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Clamping Voltage",
          "symbol": "VCL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 14,
          "conditions": "IPP = 12A, tp = 8/20μs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Breakdown Voltage",
          "symbol": "VBR",
          "kind": "electrical",
          "unit": "V",
          "min": 5.5,
          "typ": null,
          "max": 9.5,
          "conditions": "IR = 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Channel Input Capacitance",
          "symbol": "CT",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 35,
          "max": 45,
          "conditions": "VR = 0V, f = 1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Pulse Power Dissipation",
          "symbol": "PPP",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 130,
          "conditions": "8/20μs, per Fig. 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "symbol": "IPP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "8/20μs, per Fig. 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Protection – Contact Discharge",
          "symbol": "VESD_Contact",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "IEC 61000-4-2 Standard",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Protection – Air Discharge",
          "symbol": "VESD_Air",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "IEC 61000-4-2 Standard",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Package Power Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "Note 6: device mounted on FR-4 PCB, 2oz copper, suggested pad layout AP02001",
          "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": "Thermal Resistance, Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 833,
          "max": null,
          "conditions": "Note 6: device mounted on FR-4 PCB, 2oz copper, suggested pad layout AP02001",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "DESD5V0S1BB-7 (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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}