BL8536CB3TR33

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  "slug": "bl8536cb3tr33",
  "title": "BL8536CB3TR33",
  "brief": "BL Shanghai Belling DC-DC Converters, SOT-23-3L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "BL8536CB3TR33",
    "manufacturer": "BL Shanghai Belling",
    "package": "SOT-23-3L",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3191ce1fe7e64fbca2e16c5af4034b94.pdf",
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    "distributor_links": {
      "lcsc": "C97793"
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device. Return path for input, output, and switching currents."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node. Connect the boost inductor between VIN and this pin. Internal synchronous PMOS/NMOS drives this node at ~1MHz; absolute max -0.3V to 6V."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated boosted output voltage pin (1.8V to 3.6V depending on option code). Also serves as the internal supply after startup. Connect a 10uF ceramic capacitor closely to GND; absolute max -0.3V to 6V."
      }
    ],
    "provenance": {
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        "pages": 6,
        "sha256": "ed58218e9c427062",
        "source_tier": "lcsc"
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      "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"
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    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-3@sha256:ab2ce7041629a2c0",
      "mark": "drawn"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-07",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "SOT-23-3L",
      "Category": "PMIC",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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        {
          "name": "Input Voltage Range",
          "symbol": "Vin",
          "kind": "electrical",
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          "min": 0.9,
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          "max": 5,
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        {
          "name": "Output Voltage Range",
          "symbol": "Vout",
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          "min": 1.8,
          "typ": null,
          "max": 3.6,
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        {
          "name": "Hold Voltage",
          "symbol": "Vhold",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.5,
          "max": 0.7,
          "conditions": "Iout = 50mA",
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        },
        {
          "name": "Line regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.1,
          "max": 0.2,
          "conditions": "Iout = 50mA",
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        {
          "name": "Load regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 1,
          "max": 2,
          "conditions": "Iout = 0~300mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "Fsoc",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.7,
          "typ": 1,
          "max": 1.4,
          "conditions": "Vout=0.95Vo, No inductor",
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        },
        {
          "name": "Max Duty cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 85,
          "typ": 90,
          "max": 95,
          "conditions": "Vout=0.95Vo, No inductor",
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        },
        {
          "name": "Quiescent Current at Vout",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "uA",
          "min": 5,
          "typ": 8,
          "max": 15,
          "conditions": "Vout=1.05*Vo",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "PMOS Rdson",
          "symbol": "RdsonP",
          "kind": "electrical",
          "unit": "mohm",
          "min": null,
          "typ": 400,
          "max": 600,
          "conditions": "Isw =100mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "NMOS Rdson",
          "symbol": "RdsonN",
          "kind": "electrical",
          "unit": "mohm",
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          "typ": 200,
          "max": 300,
          "conditions": "Isw =100mA",
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        },
        {
          "name": "Startup Voltage",
          "symbol": "Vstart",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "Iout = 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Iout = 0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current at Vin",
          "symbol": "",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "Iout = 0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Efficiency",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 85,
          "max": null,
          "conditions": "Iout = 100mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SW Leakage Current",
          "symbol": "Iswlk",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vout=3.6V, Vsw=0 or 5.2V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SW Voltage",
          "symbol": "VSW",
          "kind": "absolute_maximum",
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          "min": -0.3,
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          "conditions": "",
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        {
          "name": "OUT Voltage",
          "symbol": "VOUT",
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          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Max Operating Junction Temperature",
          "symbol": "Tj",
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          "unit": "C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "Maximum Power Dissipation SOT23-3",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 450,
          "conditions": "SOT23-3 package",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Ambient Temperature",
          "symbol": "Ta",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "Storage Temperature",
          "symbol": "Ts",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 s",
          "source_page": 2,
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        }
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  "discovery_pitch": "BL8536CB3TR33 (BL Shanghai Belling) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "variants": [
    {
      "mpn": "BL8536CB3TR33",
      "kind": "packaging"
    },
    {
      "mpn": "BL8536CB5TR",
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      "mpn": "BL8536CC3TR",
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  "updated_at": "2026-09-24T17:55:21.915Z"
}