HR911130A

{
  "slug": "hr911130a",
  "version": "0.1.4",
  "type": "component",
  "tags": [
    "component",
    "connectors",
    "hr911130a",
    "board-derived"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "verification.json",
    "hr911130a.kicad_sym",
    "hr911130a.kicad_mod",
    "hr911130a.glb",
    "hr911130a.step",
    "hr911130a.lbr",
    "docs/hero.png",
    "docs/hr911130a-datasheet.pdf",
    "hr911130a-hero.glb",
    "hr911130a-hero.overlay.json"
  ],
  "component": {
    "mpn": "HR911130A",
    "manufacturer": "HANRUN(Zhongshan HanRun Elec)",
    "package": "Through Hole",
    "pin_count": 16,
    "category": "Connectors",
    "subcategory": "Modular/Ethernet Connector (RJ45) Jacks With Magnetics",
    "datasheet": "https://hrdzcn.oss-cn-beijing.aliyuncs.com/202601/ab534667d942f65.pdf",
    "parts": {
      "symbol": "hr911130a.kicad_sym",
      "footprint": "hr911130a.kicad_mod",
      "model_3d": "hr911130a-hero.glb",
      "model_3d_plain": "hr911130a.glb",
      "model_3d_step": "hr911130a.step",
      "model_3d_step_plain": "hr911130a.step",
      "lbr": "hr911130a.lbr"
    },
    "distributor_links": {
      "digikey": false,
      "digikey_note": "Not carried: searched HR911130A on 2026-10-27.",
      "mouser": false,
      "mouser_note": "Not carried: searched HR911130A on 2026-10-27.",
      "lcsc": {
        "part": "C54408",
        "url": "https://www.lcsc.com/product-detail/C54408.html"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "P1",
        "type": "passive",
        "description": "Common centre tap of the four chip-side transformer windings (the drawing labels it P1 only). [datasheet p.1]"
      },
      {
        "number": "2",
        "name": "MDI0+",
        "type": "passive",
        "description": "MDI 0+ (P2): chip-side winding of a 1CT:1CT transformer; reaches jack contact J1 (A+) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "3",
        "name": "MDI0-",
        "type": "passive",
        "description": "MDI 0- (P3): chip-side winding of a 1CT:1CT transformer; reaches jack contact J2 (A-) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "4",
        "name": "MDI1+",
        "type": "passive",
        "description": "MDI 1+ (P4): chip-side winding of a 1CT:1CT transformer; reaches jack contact J3 (B+) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "5",
        "name": "MDI2+",
        "type": "passive",
        "description": "MDI 2+ (P5): chip-side winding of a 1CT:1CT transformer; reaches jack contact J4 (C+) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "6",
        "name": "MDI2-",
        "type": "passive",
        "description": "MDI 2- (P6): chip-side winding of a 1CT:1CT transformer; reaches jack contact J5 (C-) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "7",
        "name": "MDI1-",
        "type": "passive",
        "description": "MDI 1- (P7): chip-side winding of a 1CT:1CT transformer; reaches jack contact J6 (B-) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "8",
        "name": "MDI3+",
        "type": "passive",
        "description": "MDI 3+ (P8): chip-side winding of a 1CT:1CT transformer; reaches jack contact J7 (D+) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "9",
        "name": "MDI3-",
        "type": "passive",
        "description": "MDI 3- (P9): chip-side winding of a 1CT:1CT transformer; reaches jack contact J8 (D-) through the common-mode choke. [datasheet p.1]"
      },
      {
        "number": "10",
        "name": "P10",
        "type": "passive",
        "description": "Termination return: each cable-side centre tap goes through 75 ohms (4 x 75 ohms) to a common node, which reaches P10 through a 1000 pF 2 kV capacitor. [datasheet p.1]"
      },
      {
        "number": "11",
        "name": "11",
        "type": "passive",
        "description": "Green LED anode; the cathode is pin 12 (schematic p.1). Left LED seen from the front; 568 nm, forward voltage 1.8 V min / 2.8 V max at 20 mA. [datasheet p.2]"
      },
      {
        "number": "12",
        "name": "12",
        "type": "passive",
        "description": "Green LED cathode; the anode is pin 11. [datasheet p.1]"
      },
      {
        "number": "13",
        "name": "13",
        "type": "passive",
        "description": "Yellow LED cathode; the anode is pin 14. [datasheet p.1]"
      },
      {
        "number": "14",
        "name": "14",
        "type": "passive",
        "description": "Yellow LED anode; the cathode is pin 13 (schematic p.1). Right LED seen from the front; 585 nm, forward voltage 1.8 V min / 2.8 V max at 20 mA. [datasheet p.2]"
      },
      {
        "number": "S1",
        "name": "SHIELD",
        "type": "passive",
        "description": "Shield pin in one of the two 1.63 mm plated holes of the recommended PCB layout (the drawing gives it no name). [datasheet p.3]"
      },
      {
        "number": "S2",
        "name": "SHIELD",
        "type": "passive",
        "description": "Shield pin in one of the two 1.63 mm plated holes of the recommended PCB layout (the drawing gives it no name). [datasheet p.3]"
      }
    ],
    "provenance": {
      "datasheet": {
        "url": "https://hrdzcn.oss-cn-beijing.aliyuncs.com/202601/ab534667d942f65.pdf",
        "pages": 4,
        "sha256": "e9532cda421d20b6ac48e8a412b389f4667e003172ad110d99dfad192c26014d",
        "source_tier": "mfr",
        "retrieved": "2026-10-27",
        "edition": "Rev. B (no date printed; PDF created 2020-02-28)",
        "source_sha256": "d3a5d7212145ea71b6f643d90478eac1cdb08ef26a191cac525d4ab7fb344ac1",
        "text_layer": "docs/hr911130a-datasheet.pdf is HanRun's file with an OCR text layer added (ocrmypdf 15.2 / tesseract 5.3), because HanRun draws its labels as vector outlines; sha256 is the page copy, source_sha256 the file at url"
      },
      "cad": "Footprint and symbol as used on Adom board designs; 3D model: Adom-generated 3D model built from the datasheet dimensions (simplified; CC-BY-SA 4.0); no vendor CAD is redistributed",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      },
      "build": {
        "tool": "board-derived part page builder 0.1: one-off Claude session scripts in Caleb Taylor's container (retired; not the Adom parts factory)",
        "pins": "KiCad symbol from the source board + adom-ds2sf datasheet extraction (claude-opus-4-7)",
        "at": "2026-10-09"
      }
    },
    "models_3d": [
      {
        "file": "hr911130a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin",
        "seat": "z = 0 (PCB top surface)",
        "extents_mm": [
          16.04,
          21.3,
          16.55
        ],
        "zmin_mm": -3.05,
        "footprint_binding": "identity",
        "sha256": "bd0a6014606a9b3a5fd7d73faa17c35387b980934a0545bb575d867c8057b608",
        "checked": "2026-10-09",
        "checked_by": "session-scripts/partstep.py (placement inverse from the source board; centroid-matched to KiCad library models on 59 reference cases)"
      }
    ]
  },
  "description": "HANRUN(Zhongshan HanRun Elec) Modular/Ethernet Connector (RJ45) Jacks With Magnetics, Through Hole. KiCad symbol, footprint and 3D as used on Adom boards; pin functions from the manufacturer datasheet."
}