VIPER122LSTR

{
  "slug": "viper122lstr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics AC-DC Controllers And Regulators, SOP-10. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "viper122lstr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "viper122lstr.kicad_sym",
    "viper122lstr.kicad_mod",
    "viper122lstr.glb",
    "viper122lstr.step",
    "viper122lstr.lbr",
    "docs/hero.png",
    "docs/viper122lstr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "viper122lstr-hero.glb",
    "viper122lstr-hero.overlay.json",
    "viper122lstr-etched.glb"
  ],
  "component": {
    "mpn": "VIPER122LSTR",
    "manufacturer": "STMicroelectronics",
    "package": "SOP-10",
    "pin_count": 10,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.st.com/resource/en/datasheet/viper122lstr.pdf",
    "parts": {
      "symbol": "viper122lstr.kicad_sym",
      "footprint": "viper122lstr.kicad_mod",
      "model_3d": "viper122lstr-hero.glb",
      "model_3d_plain": "viper122lstr-etched.glb",
      "model_3d_step": "viper122lstr-etched.step",
      "model_3d_step_plain": "viper122lstr.step",
      "lbr": "viper122lstr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2969850",
      "digikey": "497-19551-2-ND",
      "mouser": "511-VIPER122LSTR"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T01:19:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-19551-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-VIPER122LSTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Connected to the source of the internal power MOSFET and the controller ground reference."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage of the control section, which provides the charging current of the external capacitor; operating voltage range is 11.5 V to 23.5 V."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; the pin must be left floating."
      },
      {
        "number": "4",
        "name": "EA-OUT",
        "type": "output",
        "description": "Output of the error amplifier, with a saturation limit of 3 V typical and a maximum absolute voltage of 3.5 V."
      },
      {
        "number": "5",
        "name": "EA-IN",
        "type": "input",
        "description": "Input of the error amplifier, with an absolute maximum pin voltage range of -0.3 V to 4.8 V."
      },
      {
        "number": "6",
        "name": "DRAIN",
        "type": "passive",
        "description": "High voltage drain pin rated 730 V drain-to-source; the startup bias current is drawn from this pin and it should connect to a PCB copper area for heat dissipation."
      },
      {
        "number": "7",
        "name": "DRAIN",
        "type": "passive",
        "description": "High voltage drain pin rated 730 V drain-to-source; the startup bias current is drawn from this pin and it should connect to a PCB copper area for heat dissipation."
      },
      {
        "number": "8",
        "name": "DRAIN",
        "type": "passive",
        "description": "High voltage drain pin rated 730 V drain-to-source; the startup bias current is drawn from this pin and it should connect to a PCB copper area for heat dissipation."
      },
      {
        "number": "9",
        "name": "DRAIN",
        "type": "passive",
        "description": "High voltage drain pin rated 730 V drain-to-source; the startup bias current is drawn from this pin and it should connect to a PCB copper area for heat dissipation."
      },
      {
        "number": "10",
        "name": "DRAIN",
        "type": "passive",
        "description": "High voltage drain pin rated 730 V drain-to-source; the startup bias current is drawn from this pin and it should connect to a PCB copper area for heat 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 package hint says SOP-10, but the datasheet order code VIPER122LSTR is listed as SSOP10 (Tape & "
        ],
        "pages_sent": 21,
        "cost_usd": 0.0146,
        "at": "2026-11-06T01:19:20"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/viper122lstr.pdf",
        "pages": 21,
        "sha256": "9b647f0feefa1735",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "viper122lstr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.06,
          4.9,
          1.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "73098809c11806e1de9f421373d5cd2493cc724f8a8d968de55c951479a57a20",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "viper122lstr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.06,
          4.9,
          1.75
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5b65778d9539b7d3150a53c463a598300d0c345b694462dde9f9dd689fb19dac",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}