main
Ray Set visibility: public 497aacb 5h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "md7680e50pa1",
  "title": "MD7680E50PA1",
  "brief": "Shanghai Mingda Microelectronics Linear Voltage Regulators (LDO), SOT-89-3L. 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 supply chip",
    "md7680e50pa1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MD7680E50PA1",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "SOT-89-3L",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d1838e7e634f47abbcc43d06c8866088.pdf",
    "parts": {
      "symbol": "md7680e50pa1.kicad_sym",
      "footprint": "md7680e50pa1.kicad_mod",
      "model_3d": "md7680e50pa1-hero.glb",
      "model_3d_plain": "md7680e50pa1-etched.glb",
      "model_3d_step": "md7680e50pa1-etched.step",
      "model_3d_step_plain": "md7680e50pa1.step",
      "lbr": "md7680e50pa1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2978530"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T21:28:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin (5.0V fixed for MD7680E50, up to 150mA, requires 2.2uF or larger output capacitor)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin, 2.2V to 60V operating input range (absolute maximum 65V), with 2.2uF or larger input capacitor."
      }
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    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
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        "guard_notes": [
          "extractor flagged: The pin function table lists an EN pin, and the typical application circuit shows EN. The SOT89-3L p; The pin order VOUT, GND, VIN for pins 1, 2, 3 is read from flattened diagram text. The package drawi"
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        "at": "2026-10-22T21:27:50"
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        "sha256": "7555f9abc3780b54",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "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": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shanghai Mingda Microelectronics",
      "Package": "SOT-89-3L",
      "Category": "Power Supply Chip",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7555f9abc3780b546c033a5203e53c9fd3c1a73885914617194ab4d3ebed166a",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VOUT(S)",
          "kind": "electrical",
          "unit": "xVOUT(S)",
          "min": 0.98,
          "typ": 1,
          "max": 1.02,
          "conditions": "VIN=VOUT(S)+2V, IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 16,
          "conditions": "VEN=VIN, VOUT(S)=5.0V, IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1300,
          "max": 1800,
          "conditions": "VEN=VIN, VOUT(S)=5.0V, IOUT=150mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.02,
          "conditions": "VOUT(S)+2V<=VIN<=60V, IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "VOUT2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 40,
          "conditions": "VIN=VOUT(S)+2V, 1mA<=IOUT<=150mA, VOUT(S)<=5.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature Stability",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -40,
          "typ": null,
          "max": 40,
          "conditions": "VIN=VOUT(S)+2V, IOUT=10mA, -40°C<=Ta<=125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": 1,
          "typ": 2.3,
          "max": 3,
          "conditions": "VEN=VIN, no load, 3.0<=VOUT(S)<=5.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "GND Current",
          "symbol": "IGND",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 1100,
          "max": null,
          "conditions": "VEN=VIN, IOUT=100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "ISHUT",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "VIN=60V, VEN=0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.2,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN High Level Voltage",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN Low Level Voltage",
          "symbol": "VENL",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN High Level Current",
          "symbol": "IENH",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=60V, VEN=VIN",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN Low Level Current",
          "symbol": "IENL",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VIN=60V, VEN=0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current",
          "symbol": "IOUTMAX",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 240,
          "max": null,
          "conditions": "VEN=VIN=VOUT(S)+2V, VOUT=0.95×VOUT(S)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit Current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VIN=VEN=VOUT(S)+2.0V, VOUT=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 76,
          "max": null,
          "conditions": "f=10Hz, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "f=100Hz, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 63,
          "max": null,
          "conditions": "f=1kHz, IOUT=10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Over Temperature Protection",
          "symbol": "OTP",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 165,
          "max": null,
          "conditions": "IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 65,
          "conditions": "Ta=25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "SOT89-3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "Topr",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Protection",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7000,
          "conditions": "HBM",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "SOT89-3",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "MD7680E50PA1 (Shanghai Mingda Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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