7915

{
  "schema_version": 1,
  "type": "component",
  "slug": "7915",
  "title": "7915",
  "brief": "YFW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "7915"
  ],
  "component": {
    "mpn": "7915",
    "manufacturer": "YFW",
    "package": "TO-252",
    "pin_count": 4,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401121842_YFW-7915_C20606623.pdf",
    "parts": {
      "symbol": "7915.kicad_sym",
      "footprint": "7915.kicad_mod",
      "model_3d": "7915-etched.glb",
      "model_3d_plain": "7915.glb",
      "model_3d_step": "7915-etched.step",
      "model_3d_step_plain": "7915.step",
      "lbr": "7915.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin. Common return for input and output. In negative regulators, this pin is the 0V reference relative to the negative input and negative output."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Negative unregulated input voltage. Absolute maximum VIN = -35V. Typical operating range -17.5V to -30V for -15V output. Requires a 2.2 uF input bypass capacitor to ground close to the pin."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated -15V negative output. Delivers up to -1.5A with adequate heatsinking. Requires a 1 uF output capacitor to ground for stability. Dropout voltage ~2V at 1.5A."
      },
      {
        "number": "TAB",
        "name": "IN",
        "type": "power_in",
        "description": "Exposed metal tab electrically connected to pin 2 (IN) on negative regulators of the 79xx family in TO-252. Serves as the primary thermal path to the PCB copper pour; must be connected to the same net as pin 2 (unregulated negative input)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2401121842_YFW-7915_C20606623.pdf",
        "pages": 4,
        "sha256": "825b5a9a988e5d00",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "7915.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "7915-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d342c44f3948a29148a83a0df2ff4255fade262f0a5398dcb8189a8df78682c5",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "YFW",
      "Package": "TO-252",
      "Category": "PMIC",
      "Pins": "4"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "7915"
  ],
  "discovery_pitch": "7915 (YFW) 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",
    "7915.kicad_sym",
    "7915.kicad_mod",
    "7915.glb",
    "7915.step",
    "7915-etched.step",
    "7915.lbr",
    "docs/hero.png",
    "docs/7915-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T15:24:01.139Z"
}