DIO7553ST6

{
  "schema_version": 1,
  "type": "component",
  "slug": "dio7553st6",
  "title": "DIO7553ST6",
  "brief": "DIOO Power Distribution Switches, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "dio7553st6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DIO7553ST6",
    "manufacturer": "DIOO",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588946072404574208",
    "parts": {
      "symbol": "dio7553st6.kicad_sym",
      "footprint": "dio7553st6.kicad_mod",
      "model_3d": "dio7553st6-hero.glb",
      "model_3d_plain": "dio7553st6.glb",
      "model_3d_step": "dio7553st6-etched.step",
      "model_3d_step_plain": "dio7553st6.step",
      "lbr": "dio7553st6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2920631",
      "mouser": "453-DIO7553ST6"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T21:00:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "453-DIO7553ST6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage (2.7V to 5.5V operating range); connect a 0.1µF or greater ceramic capacitor from IN to GND as close to the IC as possible."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable input for the DIO7553, active high: logic high turns on the power switch (VIH min 1.4V, VIL max 0.4V)."
      },
      {
        "number": "4",
        "name": "FAULT",
        "type": "output",
        "description": "Active-low open-drain output, asserted during over current, over temperature, or reverse-voltage conditions (max 6.0V, 10mA flag current)."
      },
      {
        "number": "5",
        "name": "ILIM",
        "type": "passive",
        "description": "External resistor to GND sets the current-limit threshold; recommended 10kΩ ≤ RILIM ≤ 64kΩ, IOS(A)=25752/Rset(Ω)."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "power_out",
        "description": "Power-switch output."
      }
    ],
    "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 SOT-23-6 pin figure's text extraction does not preserve the pin-number-to-name mapping cleanly. ; The figure labels this pin 'EN/EN' because the DIO7552 is active-low and the DIO7553 is active-high.; The datasheet's pin table and Figure 2 name this pin ILIM, but the Current Limiting Setting section "
        ],
        "pages_sent": 11,
        "cost_usd": 0.0494,
        "at": "2026-10-09T20:59:26"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588946072404574208",
        "pages": 11,
        "sha256": "fd579156befae9d6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "dio7553st6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "dio7553st6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2a1202512743c12e1ec22ac3c4ad23a05b48a37c08a979a9e49d714ce5767a1b",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "DIOO",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "dio7553st6"
  ],
  "discovery_pitch": "DIO7553ST6 (DIOO) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "dio7553st6.kicad_sym",
    "dio7553st6.kicad_mod",
    "dio7553st6.glb",
    "dio7553st6.step",
    "dio7553st6.lbr",
    "docs/hero.png",
    "docs/dio7553st6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "dio7553st6-hero.glb",
    "dio7553st6-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}