RT5047BGSP

{
  "slug": "rt5047bgsp",
  "version": "0.1.0",
  "type": "component",
  "description": "Richtek Tech DC-DC Converters, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "rt5047bgsp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rt5047bgsp.kicad_sym",
    "rt5047bgsp.kicad_mod",
    "rt5047bgsp.glb",
    "rt5047bgsp.step",
    "rt5047bgsp.lbr",
    "docs/hero.png",
    "docs/rt5047bgsp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rt5047bgsp-hero.glb",
    "rt5047bgsp-hero.overlay.json",
    "rt5047bgsp-etched.glb"
  ],
  "component": {
    "mpn": "RT5047BGSP",
    "manufacturer": "Richtek Tech",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225407955279873",
    "parts": {
      "symbol": "rt5047bgsp.kicad_sym",
      "footprint": "rt5047bgsp.kicad_mod",
      "model_3d": "rt5047bgsp-hero.glb",
      "model_3d_plain": "rt5047bgsp-etched.glb",
      "model_3d_step": "rt5047bgsp-etched.step",
      "model_3d_step_plain": "rt5047bgsp.step",
      "lbr": "rt5047bgsp.lbr"
    },
    "distributor_links": {
      "lcsc": "C2962577",
      "digikey": "RT5047BGSPTR-ND",
      "mouser": "835-RT5047BGSP"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T02:33:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "RT5047BGSPTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "835-RT5047BGSP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LNB",
        "type": "power_out",
        "description": "LNB output voltage, selectable to 13.3V, 14.3V, 18.3V or 19.3V by the SEL and COMP pins, with a current limit of 550mA (typ.) and an absolute maximum rating of 30V."
      },
      {
        "number": "2",
        "name": "BOOST",
        "type": "power_out",
        "description": "Boost converter output and tracking supply to the LNB, which must stay at least 800mV above the LNB voltage per the Application Information (page 3 states 850mV), with an absolute maximum rating of 30V."
      },
      {
        "number": "3",
        "name": "LX",
        "type": "output",
        "description": "Switching node of the DC-DC boost converter; the internal NMOS turns off when the peak inductor current reaches the 3A (typ.) cycle-by-cycle limit."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input, with a recommended operating range of 8V to 16V and an absolute maximum rating of 28V; UVLO rising threshold is 7.7V (typ.)."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "LNB output enable logic input, which must be driven high (at least 1.2V) or low (at most 0.4V) and should not be left floating."
      },
      {
        "number": "6",
        "name": "SEL",
        "type": "input",
        "description": "LNB output voltage selection logic input, where low selects 13.3V and high selects 18.3V (combined with COMP per Table 1) and logic levels are 1.2V minimum high and 0.4V maximum low."
      },
      {
        "number": "7",
        "name": "COMP",
        "type": "input",
        "description": "LNB output voltage compensation logic input that, combined with SEL, selects 13.3V, 14.3V, 18.3V or 19.3V, with logic levels of 1.2V minimum high and 0.4V maximum low."
      },
      {
        "number": "8",
        "name": "TONE",
        "type": "input",
        "description": "22kHz TONE logic input that produces a 700mV peak-to-peak tone on the LNB output for DiSEqC 1.x, with logic levels of 1.2V minimum high and 0.4V maximum low."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; the exposed pad must be soldered to a large PCB and connected to GND for maximum power dissipation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives two different boost-to-LNB tracking headroom values: at least 850mV in Operation; The pin configuration figure text is garbled in extraction and lists pin numbers out of order, so pi"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0738,
        "at": "2026-10-19T02:31:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225407955279873",
        "pages": 17,
        "sha256": "0578bf1018bc31cc",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rt5047bgsp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rt5047bgsp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "292322e283ec603232ea209bf696a833d8039878eed82badbfcc509db7e01f21",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}