VIPER113LSTR

{
  "slug": "viper113lstr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics AC-DC Controllers And Regulators, SSOP-10. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "viper113lstr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "viper113lstr.kicad_sym",
    "viper113lstr.kicad_mod",
    "viper113lstr.glb",
    "viper113lstr.step",
    "viper113lstr.lbr",
    "docs/hero.png",
    "docs/viper113lstr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "viper113lstr-hero.glb",
    "viper113lstr-hero.overlay.json"
  ],
  "component": {
    "mpn": "VIPER113LSTR",
    "manufacturer": "STMicroelectronics",
    "package": "SSOP-10",
    "pin_count": 10,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590460540364754944",
    "parts": {
      "symbol": "viper113lstr.kicad_sym",
      "footprint": "viper113lstr.kicad_mod",
      "model_3d": "viper113lstr-hero.glb",
      "model_3d_plain": "viper113lstr.glb",
      "model_3d_step": "viper113lstr-etched.step",
      "model_3d_step_plain": "viper113lstr.step",
      "lbr": "viper113lstr.lbr"
    },
    "distributor_links": {
      "lcsc": "C3093991",
      "digikey": "497-VIPER113LSTR-ND",
      "mouser": "511-VIPER113LSTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T23:46:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-VIPER113LSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-VIPER113LSTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground and MOSFET source, serving as the connection of the internal MOSFET source and the return of the device bias current; all bias component grounds must tie to a trace going to this pin, kept separate from the pulsed current return."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_in",
        "description": "Controller supply pin with an external storage capacitor across VCC and GND, internally connected to the high-voltage current source that charges the VCC capacitor at startup; a 0.1 µF typ. bypass capacitor placed close to the IC is recommended, and the VCC internal Zener current is limited to 45 mA (pulsed) maximum."
      },
      {
        "number": "3",
        "name": "DIS",
        "type": "input",
        "description": "Disable input where, if the voltage exceeds VDIS_th (1.2 V typ.) for more than tDEB (1 ms typ.), the PWM is disabled for tDIS_RESTART (500 ms typ.) in auto-restart mode; the absolute maximum voltage is -0.3 V to 5 V, and the pin must be tied to GND if the disable function is not used."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Direct feedback pin, the inverting input of the internal transconductance E/A referenced to 1.2 V with respect to GND; the absolute maximum voltage is -0.3 V to 5 V, and tying FB to GND disables the E/A."
      },
      {
        "number": "5",
        "name": "COMP",
        "type": "output",
        "description": "Output of the internal E/A that requires a compensation network to GND for loop stability, and that is driven directly by the optocoupler in secondary feedback where the internal E/A is disabled; the absolute maximum voltage is -0.3 V to 5 V."
      },
      {
        "number": "6",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain, rated for 800 V drain-to-source (ground) and 2 A pulsed drain current, which also sinks the internal high-voltage current used to charge the VCC capacitor; it is mechanically connected to the internal metal pad and needs a copper area on the PCB for heat dissipation."
      },
      {
        "number": "7",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain, rated for 800 V drain-to-source (ground) and 2 A pulsed drain current, which also sinks the internal high-voltage current used to charge the VCC capacitor; it is mechanically connected to the internal metal pad and needs a copper area on the PCB for heat dissipation."
      },
      {
        "number": "8",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain, rated for 800 V drain-to-source (ground) and 2 A pulsed drain current, which also sinks the internal high-voltage current used to charge the VCC capacitor; it is mechanically connected to the internal metal pad and needs a copper area on the PCB for heat dissipation."
      },
      {
        "number": "9",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain, rated for 800 V drain-to-source (ground) and 2 A pulsed drain current, which also sinks the internal high-voltage current used to charge the VCC capacitor; it is mechanically connected to the internal metal pad and needs a copper area on the PCB for heat dissipation."
      },
      {
        "number": "10",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain, rated for 800 V drain-to-source (ground) and 2 A pulsed drain current, which also sinks the internal high-voltage current used to charge the VCC capacitor; it is mechanically connected to the internal metal pad and needs a copper area on the PCB 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: Order code VIPER113LSTR is listed in Table 11 (page 36) as SSOP10 tape and reel, so the SSOP10 pinou; The datasheet gives DRAIN as one entry for pins '6 to 10'; it is expanded here into five pins with t; The datasheet calls COMP the output of the internal E/A, but also says it is driven directly by an o"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0483,
        "at": "2026-10-08T23:46:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590460540364754944",
        "pages": 37,
        "sha256": "c43ec45622596607",
        "source_tier": "lcsc"
      },
      "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": "viper113lstr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.1,
          4.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "67b52412e9c230c40c0bdcb2098b238633f27dfc65692a16abf3448995fbe697",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "viper113lstr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.1,
          4.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "86172dd1882c07aa95a3facece8b65f7a9a88a3d2f89336089957dd450dde019",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}