main
Ray Set visibility: public 3624c9b 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "rs7550-1ye3",
  "title": "RS7550-1YE3",
  "brief": "Jiangsu RUNIC Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, 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 management (pmic)",
    "rs7550-1ye3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RS7550-1YE3",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "SOT-89-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918440162185216",
    "parts": {
      "symbol": "rs7550-1ye3.kicad_sym",
      "footprint": "rs7550-1ye3.kicad_mod",
      "model_3d": "rs7550-1ye3-hero.glb",
      "model_3d_plain": "rs7550-1ye3-etched.glb",
      "model_3d_step": "rs7550-1ye3-etched.step",
      "model_3d_step_plain": "rs7550-1ye3.step",
      "lbr": "rs7550-1ye3.lbr"
    },
    "distributor_links": {
      "lcsc": "C783431"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:27:44Z",
      "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 pin for the 5.0 V LDO output, rated up to 150 mA, with an output capacitor greater than 1 µF required from VOUT to GND."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin to which all voltage parameters are referenced, and a larger GND copper area on the PCB improves heat dissipation."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with a recommended range of 2.5 V to 36 V (absolute maximum -0.3 V to 40 V), with an input capacitor greater than 1 µF placed close to the 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: RS7550-1YE3 is the standard SOT89-3L variant (not the L-Type, which is RS7550-1YE3L). The pin mappin; The datasheet's package outline drawing and land pattern for SOT89-3L do not label pin numbers, so p"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0367,
        "at": "2026-10-18T10:23:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918440162185216",
        "pages": 10,
        "sha256": "4739d9b3040b4bd5",
        "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": "rs7550-1ye3.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rs7550-1ye3-etched.step",
        "role": "eda",
        "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": "2be942bb65cb6da2d88a818908f9a83c88a78b120eedfa5dc0e3fe848beca22b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "SOT-89-3L",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "4739d9b3040b4bd5409d53fbb930a201084774a792fddc3a2218d1a01605c6ec",
      "rows": [
        {
          "name": "Output voltage accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": 0,
          "max": 2,
          "conditions": "IOUT = 10mA, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 100,
          "typ": 150,
          "max": null,
          "conditions": "+25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "VOUT = 5.0V, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current (static power consumption)",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 2,
          "max": 3,
          "conditions": "No load, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 25,
          "max": 60,
          "conditions": "VIN = VOUT+2V, IOUT = 1mA to 50mA, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVOUT/ΔVIN×VOUT",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.05,
          "max": 0.2,
          "conditions": "VIN = VOUT + 2V to 36V, IOUT = 1mA, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (PN junction)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD human-body model",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -4000,
          "typ": null,
          "max": 4000,
          "conditions": "Human-body model (HBM)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD machine model",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "Machine model (MM)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output load current (recommended)",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ambient operating temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDROP",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 440,
          "max": null,
          "conditions": "IOUT = 100mA, ΔVo = 2%, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power supply ripple rejection at 217Hz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 58,
          "max": null,
          "conditions": "VOUT = 5.0V, IOUT = 10mA, f = 217Hz, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power supply ripple rejection at 1kHz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "VOUT = 5.0V, IOUT = 10mA, f = 1KHz, +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature coefficient",
          "symbol": "ΔVOUT/ΔTA×VOUT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "IOUT = 1mA, Full = -40°C to +85°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Overtemperature protection temperature",
          "symbol": "TSHDN",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance (SOT89-3L)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance (SOT89-3L)",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 88.1,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance (SOT89-3L)",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 9.6,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter (SOT89-3L)",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 6.2,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter (SOT89-3L)",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 9.7,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (bottom) thermal resistance (SOT89-3L)",
          "symbol": "RJC(bot)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 7.7,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "rs7550-1ye3"
  ],
  "discovery_pitch": "RS7550-1YE3 (Jiangsu RUNIC Tech) 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",
    "rs7550-1ye3.kicad_sym",
    "rs7550-1ye3.kicad_mod",
    "rs7550-1ye3.glb",
    "rs7550-1ye3.step",
    "rs7550-1ye3.lbr",
    "docs/hero.png",
    "docs/rs7550-1ye3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rs7550-1ye3-hero.glb",
    "rs7550-1ye3-hero.overlay.json",
    "rs7550-1ye3-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}