main
Ray Set visibility: public 7c0ee2f 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "bct2019exkv18-tr",
  "title": "BCT2019EXKV18-TR",
  "brief": "BROADCHIP Linear Voltage Regulators (LDO), SC-70-5. 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 supply chip",
    "bct2019exkv18-tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BCT2019EXKV18-TR",
    "manufacturer": "BROADCHIP",
    "package": "SC-70-5",
    "pin_count": 5,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586196437977731072",
    "parts": {
      "symbol": "bct2019exkv18-tr.kicad_sym",
      "footprint": "bct2019exkv18-tr.kicad_mod",
      "model_3d": "bct2019exkv18-tr-hero.glb",
      "model_3d_plain": "bct2019exkv18-tr-etched.glb",
      "model_3d_step": "bct2019exkv18-tr-etched.step",
      "model_3d_step_plain": "bct2019exkv18-tr.step",
      "lbr": "bct2019exkv18-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C266774"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:32:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
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    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Regulator input; supply voltage can range from 2.5V to 5.5V and the pin should be bypassed with a 1uF capacitor to GND."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Shutdown input; a logic low reduces the supply current to 10nA, and it should be connected to IN for normal operation."
      },
      {
        "number": "4",
        "name": "BP",
        "type": "passive",
        "description": "Reference-noise bypass for the fixed-voltage version; bypass with a low-leakage 0.01uF ceramic capacitor for reduced output noise."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulator output."
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      "extractor": "extract_pins 0.3",
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        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 4 is printed as BP/FB. The datasheet says BP is for the fixed-voltage versions and FB is for the; The datasheet gives only the function 'Ground' for pin 2 and no electrical limits, so the descriptio"
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        "cost_usd": 0.0455,
        "at": "2026-10-18T15:29:59"
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        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586196437977731072",
        "pages": 13,
        "sha256": "6fc65dd02a9ccb91",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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      "footprint": "viewers/footprint.html"
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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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          2,
          1.1
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "bct2019exkv18-tr-etched.step",
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        "centre_offset_mm": 0,
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        "sha256": "c863b252580df3a4869a94457f94c7f04baddde46a7a6c22adb39c10c33750c5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BROADCHIP",
      "Package": "SC-70-5",
      "Category": "Power Supply Chip",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6fc65dd02a9ccb912b790f66209872eb0eb8ead418972f0a53eb858ce89e1bbf",
      "rows": [
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2.5,
          "typ": null,
          "max": 2.5,
          "conditions": "IOUT=0.1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "VOUT=1.2V,1.5V,1.8V, SC70-5",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ground Pin Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 100,
          "max": 200,
          "conditions": "No load, EN=2V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "ΔVLNR",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.02,
          "max": 0.05,
          "conditions": "VIN=2.5V or (VOUT+0.5V) to 5.5V, IOUT=1mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation (VOUT≤2V)",
          "symbol": "ΔVLDR",
          "kind": "electrical",
          "unit": "%/mA",
          "min": null,
          "typ": 0.004,
          "max": 0.008,
          "conditions": "IOUT=0.1mA to 300mA, COUT=1uF, VOUT≤2V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Input Threshold (high)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VIN=2.5V to 5.5V, VEN=-0.3V to VIN",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Input Threshold (low)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN Input Bias Current",
          "symbol": "IB(SHDN)",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "EN=0V or EN=5.5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "IN to GND voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN to GND voltage",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "OUT, BP/FB to GND voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation (SC70-5)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "TA=25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient Thermal Resistance SC-70-5",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 333,
          "max": null,
          "conditions": "Layout dependent, standard JEDEC 51-3 thermal test board",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Operating Junction Temperature",
          "symbol": "TJ(MAX)",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Limit",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 800,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Noise",
          "symbol": "en",
          "kind": "electrical",
          "unit": "uVRMS",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "f=10Hz to 100kHz, CBP=0.01uF, COUT=10uF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio (217Hz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 77,
          "max": null,
          "conditions": "CBP=0.1uF, ILOAD=50mA, COUT=1uF, VIN=VOUT+1V, f=217Hz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio (1kHz)",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 74,
          "max": null,
          "conditions": "CBP=0.1uF, ILOAD=50mA, COUT=1uF, VIN=VOUT+1V, f=1kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Supply Current",
          "symbol": "IQ(SHDN)",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.01,
          "max": null,
          "conditions": "EN=0.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Exit Delay",
          "symbol": "",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "CBP=0.01uF, COUT=1uF, No Load",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Temperature",
          "symbol": "TSHDN",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
          "symbol": "ΔTSHDN",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "BCT2019EXKV18-TR (BROADCHIP) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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