cj6101b18m

{
  "slug": "cj6101b18m",
  "version": "0.1.0",
  "type": "component",
  "description": "Changjing Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "pmic",
    "cj6101b18m"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cj6101b18m.kicad_sym",
    "cj6101b18m.kicad_mod",
    "cj6101b18m.glb",
    "cj6101b18m.step",
    "cj6101b18m.lbr",
    "docs/hero.png",
    "docs/cj6101b18m-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cj6101b18m-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "author": {
    "name": "Ray"
  },
  "component": {
    "mpn": "CJ6101B18M",
    "manufacturer": "Changjing",
    "package": "SOT-23-5L",
    "pin_count": 5,
    "category": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "parts": {
      "symbol": "cj6101b18m.kicad_sym",
      "footprint": "cj6101b18m.kicad_mod",
      "model_3d": "cj6101b18m-etched.glb",
      "model_3d_plain": "cj6101b18m.glb",
      "model_3d_step": "cj6101b18m-etched.step",
      "model_3d_step_plain": "cj6101b18m.step",
      "lbr": "cj6101b18m.lbr"
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated positive supply input. Operating range 1.8 V to 8 V (abs-max -0.3 V to +9 V). Bypass with a 1 μF ceramic or tantalum capacitor close to the pin; series 3 Ω recommended with X5R MLCC to damp start-up transients."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Device ground / signal return. All voltages in the datasheet are referenced to this pin. Tie directly to the ground plane and to the negative terminal of CIN and COUT."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Chip Enable, active-high on the 'B'-designator variant (VCE_H ≥ 1.5 V, VCE_L ≤ 0.3 V). 'B' option integrates a CE pull-down resistor so the pin defaults to disabled if left floating; drive high to enable the regulator. Standby current with CE=VSS is 0.1 μA typ."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie to VSS for best PCB stability; do not use as a routing via."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output, factory-trimmed to 1.8 V on this MPN (accuracy ±2 % / ±1 % typ.). Delivers up to 300 mA continuous; current limit 550-850 mA (typ 700 mA). Requires a ≥1 μF output capacitor to VSS for loop stability; ceramic COUT improves transient response."
      }
    ],
    "provenance": {
      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "distributor_links": {
      "digikey": false,
      "mouser": false
    },
    "distributor_check": {
      "checked_at": "2026-10-05T18:55:48Z",
      "source": "Component Ocean /api/assign-pns + lcsc_map",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "models_3d": [
      {
        "file": "cj6101b18m.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cj6101b18m-etched.step",
        "role": "eda",
        "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": "8f799e314597c549182594db6abda8464eeba5d8a8694d060f5a7d38a6ce31c2",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": null,
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 9,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage at VIN",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "Tj",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating free air temperature range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 8,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Output Accuracy (±2% grade row)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "DC Output Accuracy (±1% grade row)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "IOUT=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "μA",
          "min": 0.6,
          "typ": 0.7,
          "max": 1.3,
          "conditions": "IOUT=0, 1.2V≤VOUT≤3.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.05,
          "max": 0.3,
          "conditions": "IOUT=10mA, VOUT+1V≤VIN≤8V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": 550,
          "typ": 700,
          "max": 850,
          "conditions": "VOUT=0.5 x VOUT(Normal), VIN=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "CE High Voltage",
          "symbol": "VCE“H”",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "CE Low Voltage",
          "symbol": "VCE“L”",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  }
}