main
Ray Set visibility: public 39f471c 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "pj9350l18sa",
  "title": "PJ9350L18SA",
  "brief": "PJSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23. 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)",
    "pj9350l18sa",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PJ9350L18SA",
    "manufacturer": "PJSEMI",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/589fd3c67bad152be07fe7fa935905c0.pdf",
    "parts": {
      "symbol": "pj9350l18sa.kicad_sym",
      "footprint": "pj9350l18sa.kicad_mod",
      "model_3d": "pj9350l18sa-hero.glb",
      "model_3d_plain": "pj9350l18sa-etched.glb",
      "model_3d_step": "pj9350l18sa-etched.step",
      "model_3d_step_plain": "pj9350l18sa.step",
      "lbr": "pj9350l18sa.lbr"
    },
    "distributor_links": {
      "lcsc": "C45406555"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T15:17:02Z",
      "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 pin for the regulator; the datasheet gives no electrical limit for this pin."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage pin; a minimum 1uF capacitor must be connected from VOUT to ground to ensure stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin, rated 2.5V to 6.5V supply, and must always be at a dropout voltage higher than VOUT for proper regulation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers and names come from the page 2 'Pin Distribution' SOT-23 entry (1.GND, 2.VOUT, 3.VIN). T; PJ9350L18SA is listed under SOT-23 on page 3 (reel 7 inch, 3000 pcs, RoHS & Green, MSL1). The SOT-23; The SOT-23 package outline (page 14) contains no dimension text in the extraction, so no pin-pitch o"
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        "cost_usd": 0.0424,
        "at": "2026-11-05T15:16:56"
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        "pages": 18,
        "sha256": "07d6b42aa3d8f2df",
        "source_tier": "lcsc"
      },
      "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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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "sha256": "1548c4041885bb38285242a1ef16fabcb5a2fefdcf2903e88bf8b952c9dd2707",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PJSEMI",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "07d6b42aa3d8f2dffd8176ce90e1369a2dc37e602e355de7af658a7f1bc0e864",
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy (VOUT >= 1.8V)",
          "symbol": "∆VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VOUT ≥1.8V, IOUT=1mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "∆VLINE",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.15,
          "conditions": "VIN=2.7~5.5V, IOUT=1mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "∆VLOAD",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 40,
          "max": 70,
          "conditions": "VOUT≤1.8V, IOUT=1~200mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "EN Logic High Voltage",
          "symbol": "VENH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": null,
          "conditions": "VIN=5.5V, IOUT=1mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "EN Logic Low Voltage",
          "symbol": "VENlL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VIN=5.5V, VOUT=0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "EN Input Current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN= 0~5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Standby Current",
          "symbol": "IStandby",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN=0",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "VIN=5V, IOUT=0mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 360,
          "max": null,
          "conditions": "VIN=VOUT+1V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit/Start Carrying Current",
          "symbol": "ISHORT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "VEN=VIN, VOUT Short to GND with 1Ω",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Rate at 1kHz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "VIN=5VDC+0.5VP-P, f=1KHz, IOUT=10mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Rate at 1MHz",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 45,
          "max": null,
          "conditions": "VIN=5VDC+0.5VP-P, f=1MHz, IOUT=10mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "eN",
          "kind": "electrical",
          "unit": "μVRMS",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "10Hz to 100KHz, COUT=1μF",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output Discharge Resistance",
          "symbol": "RDIS",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "VIN=5.0V, VEN= 0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature (recommended)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation SOT-23",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "SOT-23 package",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Maximum Input Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 7,
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        },
        {
          "name": "Junction Temperature",
          "symbol": "",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 7,
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        },
        {
          "name": "Operating Ambient Temperature (absolute)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 S",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "ESD Voltage HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "HBM",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient SOT-23",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "Junction-to-Ambient, SOT-23",
          "source_page": 7,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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