BL8072CLTR50

{
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  "type": "component",
  "slug": "bl8072cltr50",
  "title": "BL8072CLTR50",
  "brief": "BL Shanghai Belling Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "pmic",
    "bl8072cltr50"
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  "component": {
    "mpn": "BL8072CLTR50",
    "manufacturer": "BL Shanghai Belling",
    "package": "SOT-223-4",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/48e50a17fc9cbf143d724608208b3eb0.pdf",
    "parts": {
      "symbol": "bl8072cltr50.kicad_sym",
      "footprint": "bl8072cltr50.kicad_mod",
      "model_3d": "bl8072cltr50-etched.glb",
      "model_3d_plain": "bl8072cltr50.glb",
      "model_3d_step": "bl8072cltr50-etched.step",
      "model_3d_step_plain": "bl8072cltr50.step",
      "lbr": "bl8072cltr50.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "Vss/ADJ",
        "type": "power_in",
        "description": "Ground / adjust pin. Tie to GND for the fixed-voltage (5.0V) configuration. In the adjustable configuration this pin is the feedback/ADJ node; Vout = Vref x (1 + R2/R1) + I_ADJ x R2, with I_ADJ ~2 uA. Recommended R1 = 1k-10k, and a 0.1 uF ceramic C_ADJ to ground improves ripple rejection."
      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_out",
        "description": "Regulated output. For BL8072CLTR50 this is 5.0V, +/-2% (Vout x0.98 to Vout x1.02). Supplies up to 2A (Iout(Max)=2A when Vin-Vout >= 1V for Vout >= 2.0V). A 1 uF ceramic output capacitor to GND is required for stability."
      },
      {
        "number": "3",
        "name": "Vdd",
        "type": "power_in",
        "description": "Regulator input (Vin). Recommended operating range up to 18V, absolute maximum 20V. Requires a 1 uF ceramic bypass capacitor to GND. Typical dropout is 850 mV at Iout=1.5A for Vout>=2.0V (Vout=3.3V spec)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/48e50a17fc9cbf143d724608208b3eb0.pdf",
        "pages": 7,
        "sha256": "48a7d46f1c8be9ee",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bl8072cltr50.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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          6.5,
          1.7
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        "sha256": "1d51e99254e5cede2ac124ee377b356557fc212ac4269ff04a67c05e72620c4c",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "SOT-223-4",
      "Category": "PMIC",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "48a7d46f1c8be9ee",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "Vout",
          "kind": "tolerance",
          "unit": "x Vout",
          "min": 0.98,
          "typ": null,
          "max": 1.02,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Output Current",
          "symbol": "Iout(Max.)",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Vin-Vout=1.9V Vout<1.5V; Vin-Vout=1.5V 1.5V≤Vout<2.0V; Vin-Vout=1V Vout≥2.0V",
          "source_page": 3,
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        },
        {
          "name": "Dropout Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1600,
          "max": 1800,
          "conditions": "Iout=1.5A, Vout<1.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 1200,
          "max": 1400,
          "conditions": "Iout=1.5A, 1.5V≤Vout<2.0V",
          "source_page": 3,
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        },
        {
          "name": "Dropout Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 850,
          "max": 950,
          "conditions": "Iout=1.5A, Vout≥2.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 40,
          "max": 60,
          "conditions": "1mA≤Iout≤1.5A, Vout<1.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 40,
          "conditions": "1mA≤Iout≤1.5A, 1.5V≤Vout<2.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 30,
          "conditions": "1mA≤Iout≤1.5A, Vout≥2.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.1,
          "max": 0.3,
          "conditions": "Iout=10mA, Set Vout+1V≤Vin≤18V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 3,
          "max": 5,
          "conditions": "Vin=Set Vout+1V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/C",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Iout=100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "Vin",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Max Input Voltage",
          "symbol": "Vin",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ambient Temperature",
          "symbol": "Ta",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
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        },
        {
          "name": "Storage Temperature",
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          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Lead Temperature & Time",
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          "kind": "absolute_maximum",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10S",
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        },
        {
          "name": "Input Voltage Range",
          "symbol": "Vin",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
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          "unit": "C",
          "min": -40,
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          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction to Case (SOT-223)",
          "symbol": "JC",
          "kind": "thermal",
          "unit": "C / W",
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          "typ": 20,
          "max": null,
          "conditions": "junction to case, SOT-223",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [
    {
      "mpn": "BL8072CLTR50",
      "kind": "packaging"
    },
    {
      "mpn": "BL8072CLTR50COTR50",
      "kind": "packaging"
    }
  ],
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  "discovery_pitch": "BL8072CLTR50 (BL Shanghai Belling) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T17:53:24.021Z"
}