H8118A50M5R

{
  "schema_version": 1,
  "type": "component",
  "slug": "h8118a50m5r",
  "title": "H8118A50M5R",
  "brief": "Shanghai Siproin Microelectronics DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "h8118a50m5r"
  ],
  "component": {
    "mpn": "H8118A50M5R",
    "manufacturer": "Shanghai Siproin Microelectronics",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8d6738dc513138499bffd0be57b4dc19.pdf",
    "parts": {
      "symbol": "h8118a50m5r.kicad_sym",
      "footprint": "h8118a50m5r.kicad_mod",
      "model_3d": "h8118a50m5r-etched.glb",
      "model_3d_plain": "h8118a50m5r.glb",
      "model_3d_step": "h8118a50m5r-etched.step",
      "model_3d_step_plain": "h8118a50m5r.step",
      "lbr": "h8118a50m5r.lbr"
    },
    "distributor_links": {
      "lcsc": "C411006"
    },
    "pins": [
      {
        "number": "1",
        "name": "EN",
        "type": "input",
        "description": "Chip-enable / shutdown input. Drive high (VSH >= 0.75 V) for normal step-up operation; drive low (VSL1 <= 0.3 V) to stop switching and enter shutdown (ISSS <= 1.0 uA at VEN=0V). Absolute max VSS-0.3 V to VSS+8 V; leakage +/-0.1 uA."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated boost output pin. Delivers the factory-programmed output voltage (2.1-5.5 V in 0.1 V steps, +/-2% accuracy) to the external output capacitor. Also serves as the feedback sense node for the internal error amplifier. Absolute max VSS-0.3 V to VSS+8 V."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to a stationary net; not internally bonded."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / VSS return. All voltages are referenced to this pin."
      },
      {
        "number": "5",
        "name": "LX",
        "type": "passive",
        "description": "Switching node for the external boost inductor. Connect the inductor between VIN and LX. Internal MOSFET switches this node; peak current is limited to ILX = 1000 mA and an over-voltage protection turns the FET off when VLX exceeds the absolute maximum (VSS-0.3 V to VSS+8 V)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8d6738dc513138499bffd0be57b4dc19.pdf",
        "pages": 6,
        "sha256": "b86cbaa950a423ac",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "h8118a50m5r.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": "h8118a50m5r-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": "8ac95df7a69662731f615d10c0117abf5f6f43c9286d970fa100c88900a55ab0",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Shanghai Siproin Microelectronics",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "b86cbaa950a423ac",
      "rows": [
        {
          "name": "Output voltage accuracy (VOUT(S)=5.0 V; printed as VOUT(S)×0.98 to VOUT(S)×1.02)",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Accuracy of ±2% (features); table prints VOUT(S)×0.98 to VOUT(S)×1.02",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operation Start Voltage (VOUT=4.2V~5.5V row, applies to 5.0 V)",
          "symbol": "VST1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "IOUT=1mA, VOUT=4.2V~5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Current At No Load (VIN=1.8V)",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 15,
          "max": 25,
          "conditions": "VIN=1.8V, VOUT=3.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Current At No Load (VIN=0.9V)",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 25,
          "max": 35,
          "conditions": "VIN=0.9V, VOUT=3.0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Consumption 2",
          "symbol": "ISS2",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 6,
          "max": 10,
          "conditions": "VOUT=VOUT(s)+0.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Consumption During Shutdown",
          "symbol": "ISSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Oscillation Frequency",
          "symbol": "fosc",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "VOUT=0.95xVOUT(s), measure Waveform at LX pin",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Duty Ratio1",
          "symbol": "Duty1",
          "kind": "electrical",
          "unit": "%",
          "min": 70,
          "typ": 78,
          "max": 85,
          "conditions": "VOUT=0.95xVOUT(s)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Efficiency",
          "symbol": "EFF1",
          "kind": "electrical",
          "unit": "%",
          "min": 90,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pin Input Voltage (high)",
          "symbol": "VSH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pin Input Voltage (oscillation stop at LX)",
          "symbol": "VSL1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VOUT=0.95xVOUT(s), judge oscillation at LX pin",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pin Input Current (high)",
          "symbol": "ISH",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VEN=6V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pin Input Current (low)",
          "symbol": "ISL",
          "kind": "electrical",
          "unit": "uA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VEN=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VOUT Pin Voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 8,
          "conditions": "Printed as VSS-0.3 to VSS+8 (referenced to VSS)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Voltage",
          "symbol": "EN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 8,
          "conditions": "Printed as VSS-0.3 to VSS+8 (referenced to VSS)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "LX Pin Voltage",
          "symbol": "VLX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 8,
          "conditions": "Printed as VSS-0.3 to VSS+8 (referenced to VSS)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "LX Pin Current",
          "symbol": "ILX",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation, SOT23-5",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "SOT23-5 package",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Soldering Temperature",
          "symbol": "TSOLDER",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "h8118a50m5r"
  ],
  "discovery_pitch": "H8118A50M5R (Shanghai Siproin Microelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "h8118a50m5r.kicad_sym",
    "h8118a50m5r.kicad_mod",
    "h8118a50m5r.glb",
    "h8118a50m5r.step",
    "h8118a50m5r-etched.step",
    "h8118a50m5r.lbr",
    "docs/hero.png",
    "docs/h8118a50m5r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "H8118A50M5R",
      "kind": "packaging"
    },
    {
      "mpn": "H8118A50M5RM5G",
      "kind": "packaging"
    },
    {
      "mpn": "H8118A50M5RPR",
      "kind": "packaging"
    },
    {
      "mpn": "H8118A50M5RPG",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T21:30:13.014Z"
}