main
Ray Set visibility: public cf2c765 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "jy1117eax",
  "title": "JY1117EAX",
  "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)",
    "jy1117eax",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "JY1117EAX",
    "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/8590910703886942208",
    "parts": {
      "symbol": "jy1117eax.kicad_sym",
      "footprint": "jy1117eax.kicad_mod",
      "model_3d": "jy1117eax-hero.glb",
      "model_3d_plain": "jy1117eax-etched.glb",
      "model_3d_step": "jy1117eax-etched.step",
      "model_3d_step_plain": "jy1117eax.step",
      "lbr": "jy1117eax.lbr"
    },
    "distributor_links": {
      "lcsc": "C3038111"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T08:58:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Adj (GND)",
        "type": "input",
        "description": "A resistor divider from this pin to the VOUT pin and ground sets the output voltage in adjustable mode (ground only for fixed-mode parts)."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulator output; needs a minimum 0.2uF X7R/X5R ceramic, or a 3.3uF to 100uF electrolytic with 10mOhm to 1Ohm ESR, to ground for stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator input (absolute max -0.3 to 15 V, operating 2.7 to 12 V) that must always be at least 1.5V higher than VOUT for regulation, with a storage capacitor to ground."
      },
      {
        "number": "4",
        "name": "TAB (VOUT)",
        "type": "passive",
        "description": "The package tab is connected to VOUT; the datasheet recommends a 5mm*5mm multilayer PCB copper area for heat dissipation."
      }
    ],
    "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 only draws SOT223-3L with pins 1-3, and the tab is labelled 'Tab is Vout' without a pi; The MPN JY1117EAX has E = SOT223, A = tape & reel, and a blank output-voltage field, which the order",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 14,
        "cost_usd": 0.173,
        "at": "2026-10-17T08:58:18"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590910703886942208",
        "pages": 14,
        "sha256": "97ed62f40fae69c5",
        "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": "jy1117eax.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "jy1117eax-etched.step",
        "role": "eda",
        "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": "65add868946c3b07c744b43ee66822de5492e0793b3d071a922aaf13b60f8668",
        "checked": "2026-10-17",
        "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": "97ed62f40fae69c526562b946d043dc74b6ee659adcbbf229fa7805583e74b6e",
      "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": "Line Regulation -XXX",
          "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 -ADJ",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.4,
          "max": 1,
          "conditions": "VIN=2.7V, 10mA≤IOUT≤1A, TJ=25°C (Note 1,2)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage -ADJ/1.2/1.5/1.8/2.5/3.3/5.0",
          "symbol": "(VIN-VOUT)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.4,
          "conditions": "IOUT = 1A, ΔVOUT=1%VOUT",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Minimum Load Current -XXX",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": 7,
          "conditions": "0°C≤Tj≤125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Adjust Pin Current -ADJ",
          "symbol": "",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 50,
          "max": 100,
          "conditions": "(VIN-VOUT) = 1.5V, IOUT=10mA",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection -XX",
          "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": "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 (with 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)",
          "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"
        },
        {
          "name": "Current Limit -ADJ/1.2/1.5/1.8/2.5/3.3/5.0",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "(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": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 145,
          "max": null,
          "conditions": "Over temperature protect",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 260,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient SOT-223 (heat sink)",
          "symbol": "TJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "Note4: tab connected to 5mm*5mm PCB copper area",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient SOT-223 (no heat sink)",
          "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"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "jy1117eax"
  ],
  "discovery_pitch": "JY1117EAX (Shenzhen JingYang) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "jy1117eax.kicad_sym",
    "jy1117eax.kicad_mod",
    "jy1117eax.glb",
    "jy1117eax.step",
    "jy1117eax.lbr",
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    "docs/jy1117eax-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "jy1117eax-hero.glb",
    "jy1117eax-hero.overlay.json",
    "jy1117eax-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}