main
Ray Set visibility: public 333d75c 20d ago
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643
{
  "schema_version": 1,
  "type": "component",
  "slug": "md5035e30qa3",
  "title": "MD5035E30QA3",
  "brief": "Shanghai Mingda Microelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3L. 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)",
    "md5035e30qa3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MD5035E30QA3",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604444218052538368",
    "parts": {
      "symbol": "md5035e30qa3.kicad_sym",
      "footprint": "md5035e30qa3.kicad_mod",
      "model_3d": "md5035e30qa3-hero.glb",
      "model_3d_plain": "md5035e30qa3-etched.glb",
      "model_3d_step": "md5035e30qa3-etched.step",
      "model_3d_step_plain": "md5035e30qa3.step",
      "lbr": "md5035e30qa3.lbr"
    },
    "distributor_links": {
      "lcsc": "C42377916"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T02:28:15Z",
      "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 reference for the regulator."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.0V output (MD5035E30), up to 200mA, with 1.0µF or larger low-ESR ceramic output capacitor."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply, 2V to 6.0V operating range (absolute maximum 7V), with 1.0µF or larger input capacitor."
      }
    ],
    "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 SOT23-3L drawing and pin list show no EN pin. EN exists only on the SOT23-5L variant. The datash; The SOT23-3L top-view drawing is extracted as text (VIN GND VOUT with numbers 1 2 3). The pin-number"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0568,
        "at": "2026-10-19T02:28:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604444218052538368",
        "pages": 17,
        "sha256": "2dc458d472487a35",
        "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": "md5035e30qa3.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "md5035e30qa3-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "41239a3ff916b3254c7d44fff1f5ca19e115c697d1690035e5afe138c87fe2e5",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shanghai Mingda Microelectronics",
      "Package": "SOT-23-3L",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2dc458d472487a35a61c8fec7346333a35f2e447866579c349debab7111cce1b",
      "rows": [
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature",
          "symbol": "Topr",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (SOT23-3)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "SOT23-3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD protection HBM",
          "symbol": "ESD HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 8000,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy (feature)",
          "symbol": "VOUT(S)",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Highly accurate ±2% (Features list)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Temperature stability (feature)",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "Features list: ±30ppm/℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output voltage (nominal, MD5035E30)",
          "symbol": "VOUT(S)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+1.0, IOUT=10mA; MIN/MAX printed as 0.98 VOUT(S) and 1.02 VOUT(S)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "VOUT1",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VOUT(S)+0.5V≤VIN=VEN≤6V, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "VOUT2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 14,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+1.0V, 1mA≤IOUT≤200mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "no load (VEN=VIN)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.12,
          "max": null,
          "conditions": "Iout=5uA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1.44,
          "max": null,
          "conditions": "Iout=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "Iout=100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 290,
          "max": null,
          "conditions": "Iout=200mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND current in dropout",
          "symbol": "IGND(DO)",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "Iout=0mA, Vin=95%*Vout(nom)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VIN≤5V, VEN=0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 26,
          "max": null,
          "conditions": "VIN=6V, VEN=0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 460,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+1.0V, VOUT = 0.95 ×VOUT(S)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short circuit current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+1.0V, VOUT=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "VEN=VIN, VOUT=3V, IOUT=0mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "VEN=VIN, VOUT=3V, IOUT=200mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "f=1KHz, IOUT=30mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage noise",
          "symbol": "VN",
          "kind": "electrical",
          "unit": "uVRMS",
          "min": null,
          "typ": 340,
          "max": null,
          "conditions": "BW = 10 Hz to 100 kHz, VOUT = 3.3 V, IOUT = 30 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature stability",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+1.0V, IOUT=1mA, -40℃≤Ta≤125℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "UVLO rising threshold",
          "symbol": "Vuvlo",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.23,
          "max": null,
          "conditions": "Rising",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "UVLO falling threshold",
          "symbol": "Vuvlo",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.06,
          "max": null,
          "conditions": "Failling (as printed)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "UVLO hysteresis",
          "symbol": "VUVLO(HYST)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 170,
          "max": null,
          "conditions": "VIN hysteresis",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN high level voltage",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN low level voltage",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN pin leakage current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VEN=VIN = 6.0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Smart enable pulldown resistor",
          "symbol": "REN(PULLDOWN)",
          "kind": "electrical",
          "unit": "KΩ",
          "min": null,
          "typ": 550,
          "max": null,
          "conditions": "VEN = 0.3 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Pulldown resistor",
          "symbol": "RPULLDOWN",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "VIN = 3.3 V, device disabled",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown temperature",
          "symbol": "TSD(shutdown)",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 155,
          "max": null,
          "conditions": "Shutdown, temperature increasing",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown reset temperature",
          "symbol": "TSD(reset)",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 145,
          "max": null,
          "conditions": "Reset, temperature decreasing",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Start-up time",
          "symbol": "tSTR",
          "kind": "timing",
          "unit": "uS",
          "min": null,
          "typ": 850,
          "max": null,
          "conditions": "From EN assertion to VOUT = 90% × VOUT(nom), VOUT=3.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient (SOT23-3)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "SOT23-3",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "md5035e30qa3"
  ],
  "discovery_pitch": "MD5035E30QA3 (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": [
    "page.json",
    "README.md",
    "md5035e30qa3.kicad_sym",
    "md5035e30qa3.kicad_mod",
    "md5035e30qa3.glb",
    "md5035e30qa3.step",
    "md5035e30qa3.lbr",
    "docs/hero.png",
    "docs/md5035e30qa3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "md5035e30qa3-hero.glb",
    "md5035e30qa3-hero.overlay.json",
    "md5035e30qa3-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}