RY3750

{
  "schema_version": 1,
  "type": "component",
  "slug": "ry3750",
  "title": "RY3750",
  "brief": "RYCHIP DC-DC Converters, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "ry3750"
  ],
  "component": {
    "mpn": "RY3750",
    "manufacturer": "RYCHIP",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/97797ae075e7a964e2e3cf7357f16af7.pdf",
    "parts": {
      "symbol": "ry3750.kicad_sym",
      "footprint": "ry3750.kicad_mod",
      "model_3d": "ry3750-etched.glb",
      "model_3d_plain": "ry3750.glb",
      "model_3d_step": "ry3750-etched.step",
      "model_3d_step_plain": "ry3750.step",
      "lbr": "ry3750.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "LX",
        "type": "output",
        "description": "Power switch output. Drain of the internal N-channel MOSFET switch; connect the boost inductor and Schottky rectifier here. Node swings between GND and up to 30V at 1.2MHz."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground return. Tie to a solid ground plane for heat sinking and noise protection."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input for the output voltage regulation loop. Internal reference is 1.23V (typical); set VOUT with an external resistor divider from VOUT to FB to GND. FB bias current is -50 to -10 nA."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Regulator on/off enable input. Logic high (>~1V) turns the converter on; logic low turns it off (shutdown IIN ~0.1 uA). Tie to VIN for automatic startup when not used. Absolute max 6V."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin, 2.5V to 5.5V operating (abs max 6V). Must be locally bypassed with a low-ESR ceramic capacitor (22uF recommended, X5R/X7R)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/97797ae075e7a964e2e3cf7357f16af7.pdf",
        "pages": 7,
        "sha256": "3c00582ad13b7c1a",
        "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"
    },
    "models_3d": [
      {
        "file": "ry3750.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ry3750-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "53d39dc43e09617391fa37b1bd5e1b7b74ca978c46c75e9046bc801c3151347a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "RYCHIP",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ry3750"
  ],
  "discovery_pitch": "RY3750 (RYCHIP) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ry3750.kicad_sym",
    "ry3750.kicad_mod",
    "ry3750.glb",
    "ry3750.step",
    "ry3750.lbr",
    "docs/hero.png",
    "docs/ry3750-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ry3750-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "RY375070390005",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T05:24:45.316Z"
}