VIPER12ADIP-E

{
  "schema_version": 1,
  "type": "component",
  "slug": "viper12adip-e",
  "title": "VIPER12ADIP-E",
  "brief": "STMicroelectronics AC-DC Controllers and Regulators, DIP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "viper12adip-e"
  ],
  "component": {
    "mpn": "VIPER12ADIP-E",
    "manufacturer": "STMicroelectronics",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "AC-DC Controllers and Regulators",
    "datasheet": "https://www.st.com/resource/en/datasheet/viper12adip-e.pdf",
    "parts": {
      "symbol": "viper12adip-e.kicad_sym",
      "footprint": "viper12adip-e.kicad_mod",
      "model_3d": "viper12adip-e-etched.glb",
      "model_3d_plain": "viper12adip-e.glb",
      "model_3d_step": "viper12adip-e-etched.step",
      "model_3d_step_plain": "viper12adip-e.step",
      "lbr": "viper12adip-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C5317"
    },
    "pins": [
      {
        "number": "1",
        "name": "SOURCE",
        "type": "power_in",
        "description": "Power MOSFET source and circuit ground reference. Pins 1 and 2 are internally tied together and serve as the IC ground return."
      },
      {
        "number": "2",
        "name": "SOURCE",
        "type": "power_in",
        "description": "Power MOSFET source and circuit ground reference. Second SOURCE pin (paralleled with pin 1) for improved current handling and thermal dissipation."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input. Useful voltage range 0 V to 1 V; sets the peak drain MOSFET current. Current limitation (maximum drain current, IDlim typ 0.4 A) is obtained by shorting FB to SOURCE. FB pin input impedance ~1.2 kΩ; IFB max 3 mA."
      },
      {
        "number": "4",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply for the internal control circuits. Range 9-38 V (absolute max 50 V). Start-up threshold VDDon ~14.5 V, undervoltage shutdown VDDoff ~8 V, overvoltage threshold VDDovp ~42 V. Charged during start-up by the internal high-voltage current source from DRAIN."
      },
      {
        "number": "5",
        "name": "DRAIN",
        "type": "power_out",
        "description": "Power MOSFET drain. Also used by the internal high-voltage start-up current source to charge the external VDD capacitor. Switching drain-source rating 730 V; rDS(on) typ 27 Ω. Pins 5-8 are internally connected together."
      },
      {
        "number": "6",
        "name": "DRAIN",
        "type": "power_out",
        "description": "Power MOSFET drain (paralleled with pins 5, 7, 8) for improved current handling and thermal dissipation to the PCB copper."
      },
      {
        "number": "7",
        "name": "DRAIN",
        "type": "power_out",
        "description": "Power MOSFET drain (paralleled with pins 5, 6, 8) for improved current handling and thermal dissipation to the PCB copper."
      },
      {
        "number": "8",
        "name": "DRAIN",
        "type": "power_out",
        "description": "Power MOSFET drain (paralleled with pins 5, 6, 7) for improved current handling and thermal dissipation to the PCB copper."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/viper12adip-e.pdf",
        "pages": 21,
        "sha256": "7311adf78816dd66",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        0,
        0
      ],
      "corner": "bottom-right",
      "source": "fab-chamfer",
      "derived_from": "DIP-8_W7.62mm@sha256:222fb44370968119",
      "mark": "synthesised"
    },
    "models_3d": [
      {
        "file": "viper12adip-e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "4a377a56a8d9e9c0b86c095ef9ecc1869ac19e7f5069a3247b294250bf4f235d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "viper12adip-e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          9.27,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "00f142f6273bc41ac5fb03630752e8197c17343441ab61761ce32b23a1701e03",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "DIP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "viper12adip-e"
  ],
  "discovery_pitch": "VIPER12ADIP-E (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "viper12adip-e.kicad_sym",
    "viper12adip-e.kicad_mod",
    "viper12adip-e.glb",
    "viper12adip-e.step",
    "viper12adip-e-etched.step",
    "viper12adip-e.lbr",
    "docs/hero.png",
    "docs/viper12adip-e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "variants": [
    {
      "mpn": "VIPER12ADIP-E",
      "kind": "packaging"
    },
    {
      "mpn": "VIPER12AS-E",
      "kind": "unknown"
    },
    {
      "mpn": "VIPER12ASTR-E",
      "kind": "unknown"
    }
  ],
  "updated_at": "2026-09-25T13:54:12.406Z"
}