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Ray Set visibility: public 91fa4c2 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "md7136",
  "title": "MD7136",
  "brief": "Shanghai Mingda Microelectronics Linear Voltage Regulators (LDO), SOT-89-3. 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 ics",
    "md7136",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MD7136",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8e4c1cc38e8f937ddc0589172d7466cd.pdf",
    "parts": {
      "symbol": "md7136.kicad_sym",
      "footprint": "md7136.kicad_mod",
      "model_3d": "md7136-hero.glb",
      "model_3d_plain": "md7136-etched.glb",
      "model_3d_step": "md7136-etched.step",
      "model_3d_step_plain": "md7136.step",
      "lbr": "md7136.lbr"
    },
    "distributor_links": {
      "lcsc": "C920372"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T22:46:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal (接地端); the datasheet gives no electrical limit for this pin."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input; the absolute maximum input voltage VIN is 18 V."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output; VOUT must not exceed VIN+0.3 V (absolute maximum VOUT range Vss-0.3 to VIN+0.3 V), and the short-circuit output current is about 30 mA."
      }
    ],
    "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 pin table (引脚编号/引脚名称/功能特性) appears on page 1 without a package label, and an identical table rep; Package name is printed as SOT-89-3L in the datasheet; the requested hint was SOT-89-3. The SOT-89 v"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0386,
        "at": "2026-10-28T22:45:55"
      },
      "datasheet": {
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        "pages": 12,
        "sha256": "a3ed5d5344bdc5d5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "md7136.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "md7136-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "6f6416be7946ba35f8df176590033159f2e8e57c9358b4c91e1dc690eda2b11e",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shanghai Mingda Microelectronics",
      "Package": "SOT-89-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a3ed5d5344bdc5d527871f8e117949df6cb189a82f42b4cc5121daab85d29b90",
      "rows": [
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "V",
          "min": 3.492,
          "typ": 3.6,
          "max": 3.708,
          "conditions": "VIN= 5.6V, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": 25,
          "typ": 30,
          "max": null,
          "conditions": "VIN= 5.6V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input-output voltage difference (dropout)",
          "symbol": "Vdrop",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 40,
          "max": 60,
          "conditions": "IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input stability",
          "symbol": "ΔVOUT/ΔVIN·VOUT",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.05,
          "max": 0.2,
          "conditions": "4.6V≤VIN≤18V, IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load stability",
          "symbol": "ΔVOUT2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 60,
          "max": 100,
          "conditions": "VIN=5.6V, 1.0mA≤IOUT≤30mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature coefficient",
          "symbol": "ΔVOUT/ΔTa·VOUT",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -100,
          "typ": 50,
          "max": 100,
          "conditions": "VIN=5.6V, IOUT=10mA, -40℃≤Ta≤85℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1.2,
          "max": 5,
          "conditions": "VIN=18V 无负载",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (maximum operating)",
          "symbol": "Vmax",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output short-circuit current",
          "symbol": "Ishort",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "Vout=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Allowable power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "SOT89-3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature range",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage ambient temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor (tantalum)",
          "symbol": "CL",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 2.2,
          "typ": null,
          "max": null,
          "conditions": "tantalum capacitor",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor (aluminum electrolytic)",
          "symbol": "CL",
          "kind": "recommended_operating",
          "unit": "µF",
          "min": 10,
          "typ": null,
          "max": null,
          "conditions": "aluminum electrolytic capacitor",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "md7136"
  ],
  "discovery_pitch": "MD7136 (Shanghai Mingda Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "md7136.kicad_sym",
    "md7136.kicad_mod",
    "md7136.glb",
    "md7136.step",
    "md7136.lbr",
    "docs/hero.png",
    "docs/md7136-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "md7136-hero.glb",
    "md7136-hero.overlay.json",
    "md7136-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}