main
Ray rt9193-33gb-ms: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC b… 0b1794a
{
  "schema_version": 1,
  "type": "component",
  "slug": "rt9193-33gb-ms",
  "title": "RT9193-33GB-MS",
  "brief": "MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "rt9193-33gb-ms"
  ],
  "component": {
    "mpn": "RT9193-33GB-MS",
    "manufacturer": "MSKSEMI",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401271015_MSKSEMI-RT9193-33GB-MS_C7528825.pdf",
    "parts": {
      "symbol": "rt9193-33gb-ms.kicad_sym",
      "footprint": "rt9193-33gb-ms.kicad_mod",
      "model_3d": "rt9193-33gb-ms-etched.glb",
      "model_3d_plain": "rt9193-33gb-ms.glb",
      "model_3d_step": "rt9193-33gb-ms-etched.step",
      "model_3d_step_plain": "rt9193-33gb-ms.step",
      "lbr": "rt9193-33gb-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C7528825"
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply. Operating range 1.2 V to 6 V (absolute max 6 V). Bypass to VSS with a 10 uF ceramic capacitor placed close to the pin."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Device ground / return for input and output capacitors. Reference for CE logic thresholds."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Active-high chip-enable input. VCEH >= 1.6 V (up to VIN) enables the regulator; VCEL <= 0.5 V (down to 0 V) disables it and drops quiescent current to ~1 uA. Input current 0.5 uA max over VCE=0 V to VIN. Do not leave floating."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. May be left floating or tied to VSS for improved PCB routing/mechanical stability."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 3.3 V output (3.24 V min / 3.300 V typ / 3.360 V max at Iout=1 mA, Vin=5 V). Delivers up to 300 mA (Vin=4.3 V). Requires a 10 uF ceramic output capacitor to VSS for stability."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401271015_MSKSEMI-RT9193-33GB-MS_C7528825.pdf",
        "pages": 8,
        "sha256": "f30db9087e2ca5f2",
        "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": "rt9193-33gb-ms.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": "rt9193-33gb-ms-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d1bb9142a7624868bc6934b5dcb9227bd58fd710c65dd1c9d95b58b4b89f8944",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Unknown",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "rt9193-33gb-ms"
  ],
  "discovery_pitch": "RT9193-33GB-MS (Unknown) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rt9193-33gb-ms.kicad_sym",
    "rt9193-33gb-ms.kicad_mod",
    "rt9193-33gb-ms.glb",
    "rt9193-33gb-ms.step",
    "rt9193-33gb-ms-etched.step",
    "rt9193-33gb-ms.lbr",
    "docs/hero.png",
    "docs/rt9193-33gb-ms-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "variants": [
    {
      "mpn": "RT9193-33GB-MS",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T05:20:49.249Z"
}