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Ray Set visibility: public fa88193 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "cj6376b50m",
  "title": "CJ6376B50M",
  "brief": "Changjing Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. 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)",
    "cj6376b50m",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CJ6376B50M",
    "manufacturer": "Changjing",
    "package": "SOT-23-5L",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590180062042349568",
    "parts": {
      "symbol": "cj6376b50m.kicad_sym",
      "footprint": "cj6376b50m.kicad_mod",
      "model_3d": "cj6376b50m-hero.glb",
      "model_3d_plain": "cj6376b50m-etched.glb",
      "model_3d_step": "cj6376b50m-etched.step",
      "model_3d_step_plain": "cj6376b50m.step",
      "lbr": "cj6376b50m.lbr"
    },
    "distributor_links": {
      "lcsc": "C2829416"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:04:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input to the device; the recommended input capacitor should be placed as close to the IN and GND pins as possible for the best transient response and minimum input impedance."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: driving it logic high enables the device and logic low disables it; do not float this pin, and if enable is not required it must be connected to IN."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; this pin can float, and the device has better thermal performance when it is connected to the ground plane."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output; an output capacitor must be placed between OUT and GND, as close as possible to those pins, to maintain output stability and transient response."
      }
    ],
    "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: The SOT-23-5L pin layouts on page 7 are scrambled in the text extraction. Four SOT-23-5L variants (C; The pin function table lists a 'Thermal Pad' that is generic across the family. The SOT-23-5L varian; The datasheet marks IN as type 'I' and OUT as 'O'. They are mapped here to KiCad power_in and power_"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0573,
        "at": "2026-10-18T18:01:53"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590180062042349568",
        "pages": 36,
        "sha256": "cc2469086119e728",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cj6376b50m.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cj6376b50m-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0,
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        "sha256": "bd466c2287b3a13f782839673fc85df606a3b1fe05d1d387fea96a574bf93f29",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Changjing",
      "Package": "SOT-23-5L",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "appearance": {
      "contacts": {
        "quote": "• Place the input and output capacitors as close to the pins of the device as possible; • The device is connected by copper plane and the heat sink (or back pad) of the device is fully welded with",
        "page": 24,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "cc2469086119e728333af27462af2399c1bf554abfa08e84efc7a6be9954025f"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "cc2469086119e728333af27462af2399c1bf554abfa08e84efc7a6be9954025f",
      "rows": [
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "DC output tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "TJ = 25°C, IOUT = 1mA",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Available output voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.1,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": 300,
          "typ": null,
          "max": null,
          "conditions": "TJ = 25°C",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "IOUT = 0mA, VOUT < 7.0V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "LNR",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.3,
          "conditions": "VIN = VOUT +1V to 36V, IOUT = 10mA",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Output current limit",
          "symbol": "ILimit",
          "kind": "electrical",
          "unit": "mA",
          "min": 350,
          "typ": 600,
          "max": null,
          "conditions": "VOUT = 0.5 × VOUT Normal, VIN = 5.0V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Standby current",
          "symbol": "ISTBY",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "EN = GND",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "EN high",
          "symbol": "VEN H",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "EN low",
          "symbol": "VEN Low",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input voltage range",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Enable input voltage range",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output voltage range",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 13,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ Max",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -60,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature & time",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 s",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RΘJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 250.3,
          "max": null,
          "conditions": "SOT-23-5L; still air, TA = 25°C, 1 in² FR-4 PCB, 2 oz copper",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case thermal resistance",
          "symbol": "RΘJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 65.4,
          "max": null,
          "conditions": "SOT-23-5L; still air, TA = 25°C, 1 in² FR-4 PCB, 2 oz copper",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Reference maximum power dissipation for continuous operation",
          "symbol": "PD Ref",
          "kind": "thermal",
          "unit": "W",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "SOT-23-5L; still air, TA = 25°C, 1 in² FR-4 PCB, 2 oz copper",
          "source_page": 10,
          "source": "datasheet"
        }
      ]
    }
  },
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "CJ6376B50M (Changjing) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}