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Ray Set visibility: public b3766b5 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ms78l05s",
  "title": "MS78L05S",
  "brief": "MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23. 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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    "power management (pmic)",
    "ms78l05s",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "MS78L05S",
    "manufacturer": "MSKSEMI",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590238664203931648",
    "parts": {
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      "model_3d_step": "ms78l05s-etched.step",
      "model_3d_step_plain": "ms78l05s.step",
      "lbr": "ms78l05s.lbr"
    },
    "distributor_links": {
      "lcsc": "C2914440"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:37:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated 5 V output (4.75 V to 5.25 V over the stated conditions) rated for a maximum output current of 0.1 A, with a 0.1 µF bypass capacitor recommended close to the regulator for stability."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply with an absolute maximum of 30 V, where regulation is specified for 7 V ≤ Vi ≤ 20 V, and a 0.33 µF input capacitor is recommended close to the regulator."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator; the datasheet gives no additional electrical limits for this pin."
      }
    ],
    "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 datasheet gives no pin-specific limits for GND; the description is limited to its role as the gr; The datasheet lists pin functions as plain text without a pinout drawing, so pin positions are taken"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0219,
        "at": "2026-10-18T05:36:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590238664203931648",
        "pages": 5,
        "sha256": "4b95b428d62e217e",
        "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"
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    "models_3d": [
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        "file": "ms78l05s.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ms78l05s-etched.step",
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        "footprint_binding": "identity",
        "sha256": "c020ad37f91e24145fa10f8a44a697c15c270716e31495091b9db2288ae0af70",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4b95b428d62e217e66c47d9b806d6c813d97c4d71961015aeabc7d272f10ada5",
      "rows": [
        {
          "name": "Output voltage",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "V",
          "min": 4.75,
          "typ": 5,
          "max": 5.25,
          "conditions": "7V≤Vi≤20V, Io=1mA~40mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 15,
          "max": 60,
          "conditions": "Io=1mA~100mA,TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "ΔVo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 30,
          "conditions": "Io=1mA~40mA,TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 32,
          "max": 150,
          "conditions": "7V≤Vil≤20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 26,
          "max": 100,
          "conditions": "8V≤Vi≤20V,TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.8,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "ΔIq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "8V≤Vi≤20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 41,
          "typ": 49,
          "max": null,
          "conditions": "8V≤Vi≤20V,f=120Hz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vd",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "VN",
          "kind": "electrical",
          "unit": "μV",
          "min": null,
          "typ": 42,
          "max": null,
          "conditions": "10Hz≤f≤100KHz,TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "Vi",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous Total Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.25,
          "conditions": "Ta=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance from Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
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  "discovery_triggers": [
    "ms78l05s"
  ],
  "discovery_pitch": "MS78L05S (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "ms78l05s.step",
    "ms78l05s.lbr",
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    "viewers/footprint.html",
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    "ms78l05s-hero.overlay.json",
    "ms78l05s-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}