main
Ray Set visibility: public 5114417 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "jy1117e25ax",
  "title": "JY1117E25AX",
  "brief": "Shenzhen JingYang Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. 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)",
    "jy1117e25ax",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "JY1117E25AX",
    "manufacturer": "Shenzhen JingYang",
    "package": "SOT-223-4",
    "pin_count": 4,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603031019260170240",
    "parts": {
      "symbol": "jy1117e25ax.kicad_sym",
      "footprint": "jy1117e25ax.kicad_mod",
      "model_3d": "jy1117e25ax-hero.glb",
      "model_3d_plain": "jy1117e25ax-etched.glb",
      "model_3d_step": "jy1117e25ax-etched.step",
      "model_3d_step_plain": "jy1117e25ax.step",
      "lbr": "jy1117e25ax.lbr"
    },
    "distributor_links": {
      "lcsc": "C3038112"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T04:18:09Z",
      "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 fixed-output version (shown as Adj (GND) on the drawing; Adj pin on the adjustable version, ground only for fixed-mode)."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulator output (2.5V fixed for the 25 option); needs a minimum 0.2uF X7R/X5R ceramic or 3.3uF to 100uF electrolytic (10mΩ ≤ ESR ≤ 1Ω) to ground for stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator input, must always be 1.5V higher than VOUT for proper regulation, operating input range 2.7V to 12V, with a storage capacitor to ground."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Exposed tab, connected internally to VOUT per the pin drawing (\"Tab is Vout\")."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet draws only 3 numbered pins for SOT223-3L. The tab is labelled \"Tab is Vout\" with no nu; MPN decodes as E = SOT223-3L, 25 = 2.5V fixed, A = tape & reel. Pin 1 is therefore GND (fixed mode),",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 14,
        "cost_usd": 0.1675,
        "at": "2026-10-18T04:15:38"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603031019260170240",
        "pages": 14,
        "sha256": "ce7d13785e792583",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "jy1117e25ax.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "jy1117e25ax-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "abac526fc0494cf603690a4fe432e86fbea9ec0377d7a193c5fc29e2cedd6b52",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shenzhen JingYang",
      "Package": "SOT-223-4",
      "Category": "Power Management (PMIC)",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ce7d13785e79258331e7a190d1e94b793bc94d8bcae9223642f89e28eace0ba7",
      "rows": [
        {
          "name": "Operation Input Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.225,
          "typ": 1.25,
          "max": 1.275,
          "conditions": "IOUT = 10mA, TJ=25°C, (VIN-OUT)=1.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (-2.5)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "V",
          "min": 2.45,
          "typ": 2.5,
          "max": 2.55,
          "conditions": "IOUT = 10mA, TJ = 25°C, 4V<=VIN<=12V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.2,
          "max": 0.5,
          "conditions": "IOUT=10mA, VOUT+1.5V < VIN<12V, TJ=25°C (Note 1,2)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation (-2.5)",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 25,
          "conditions": "VIN=4V, 10mA<=IOUT<=1A, TJ=25°C (Note 1,2)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage (VIN-VOUT)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.4,
          "conditions": "IOUT = 1A, ΔVOUT=1%VOUT",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "(VIN-VOUT) = 1.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Minimum Load Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 7,
          "conditions": "0°C<=Tj<=125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "",
          "kind": "electrical",
          "unit": "dB",
          "min": 50,
          "typ": 60,
          "max": 70,
          "conditions": "F=120Hz, COUT=10μF, 0.2μF, (VIN-VOUT) = 1.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Temperature Stability",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "IOUT=10mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 145,
          "max": null,
          "conditions": "Over temperature protect",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 260,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient, SOT-223 (with heat sink)",
          "symbol": "TJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "Note 4: tab connected to 5mm*5mm PCB copper area",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient, SOT-223 (no heat sink, no air flow)",
          "symbol": "TJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 117,
          "max": null,
          "conditions": "No heat sink; no air flow",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Case, SOT-223",
          "symbol": "TJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "DC Supply Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "Top",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TMJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation, SOT-223 (heat sink)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 1300,
          "conditions": "Heat sink area 5mm*5mm; TA=25°C, TJ=125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation, SOT-223 (no heat sink, no air flow)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 850,
          "conditions": "No heat sink; no air flow; TA=25°C, TJ=125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TST",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "jy1117e25ax"
  ],
  "discovery_pitch": "JY1117E25AX (Shenzhen JingYang) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}