ISO1541QDRQ1

{
  "slug": "iso1541qdrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments I2C Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "signal isolation devices",
    "iso1541qdrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "iso1541qdrq1.kicad_sym",
    "iso1541qdrq1.kicad_mod",
    "iso1541qdrq1.glb",
    "iso1541qdrq1.step",
    "iso1541qdrq1.lbr",
    "docs/hero.png",
    "docs/iso1541qdrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "iso1541qdrq1-hero.glb",
    "iso1541qdrq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "ISO1541QDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Signal Isolation Devices",
    "subcategory": "I2C Isolators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/iso1541-q1",
    "parts": {
      "symbol": "iso1541qdrq1.kicad_sym",
      "footprint": "iso1541qdrq1.kicad_mod",
      "model_3d": "iso1541qdrq1-hero.glb",
      "model_3d_plain": "iso1541qdrq1.glb",
      "model_3d_step": "iso1541qdrq1-etched.step",
      "model_3d_step_plain": "iso1541qdrq1.step",
      "lbr": "iso1541qdrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2872208",
      "digikey": "296-45355-2-ND",
      "mouser": "595-ISO1541QDRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T21:34:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-45355-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-ISO1541QDRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC1",
        "type": "power_in",
        "description": "Side 1 supply voltage; recommended operating range is 3 V to 5.5 V (section 6.3)."
      },
      {
        "number": "2",
        "name": "SDA1",
        "type": "bidirectional",
        "description": "Side 1 serial data input/output; side 1 high-level input is 0.7 × VCC1 minimum, and the side 1 output sink current is 0.5 mA to 3.5 mA with up to 40 pF load."
      },
      {
        "number": "3",
        "name": "SCL1",
        "type": "input",
        "description": "Side 1 serial clock input only on ISO1541-Q1; side 1 low-level input is 0.5 V maximum and high-level input is 0.7 × VCC1 minimum."
      },
      {
        "number": "4",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground for side 1; all side 1 voltages are referenced to this pin."
      },
      {
        "number": "5",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground for side 2; all side 2 voltages are referenced to this pin."
      },
      {
        "number": "6",
        "name": "SCL2",
        "type": "output",
        "description": "Side 2 serial clock output on ISO1541-Q1; open-drain output with sink current of 0.5 mA to 35 mA and bus capacitance up to 400 pF."
      },
      {
        "number": "7",
        "name": "SDA2",
        "type": "bidirectional",
        "description": "Side 2 serial data input/output; side 2 high-level input is 0.7 × VCC2 minimum, and the side 2 output sink current is 0.5 mA to 35 mA with up to 400 pF load."
      },
      {
        "number": "8",
        "name": "VCC2",
        "type": "power_in",
        "description": "Side 2 supply voltage; recommended operating range is 3 V to 5.5 V (section 6.3)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "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: The part number ISO1541QDRQ1 is listed in the Packaging Information addendum (page 28) as SOIC (D), ; The pin functions are from the ISO1541-Q1 table (Table 5-2, page 4). Pin 3 (SCL1) is input-only and ; Voltage and current limits in the pin descriptions come from the Recommended Operating Conditions (s"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0446,
        "at": "2026-10-10T21:33:51"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/iso1541-q1",
        "pages": 35,
        "sha256": "85166d2cd711568c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "iso1541qdrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "50cc2ad35073c3abcc99356e53a2663dd2cb3e17dd1689fde8fa554ef7804e15",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}