L5970ADTR

{
  "slug": "l5970adtr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics DC-DC Converters, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "l5970adtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "l5970adtr.kicad_sym",
    "l5970adtr.kicad_mod",
    "l5970adtr.glb",
    "l5970adtr.step",
    "l5970adtr.lbr",
    "docs/hero.png",
    "docs/l5970adtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "L5970ADTR",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912459784589312",
    "parts": {
      "symbol": "l5970adtr.kicad_sym",
      "footprint": "l5970adtr.kicad_mod",
      "model_3d": "l5970adtr-etched.glb",
      "model_3d_plain": "l5970adtr.glb",
      "model_3d_step": "l5970adtr-etched.step",
      "model_3d_step_plain": "l5970adtr.step",
      "lbr": "l5970adtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C500656"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated step-down converter output; delivers up to 1.5A DC current to load, output voltage adjustable from 1.235V to 35V depending on external feedback divider network."
      },
      {
        "number": "2",
        "name": "SYNC",
        "type": "bidirectional",
        "description": "Master/Slave synchronization pin; outputs signal synchronous with internal power turn-off at 500kHz when open, accepts external signal above 500kHz for device synchronization, acts as master or slave when connected with other devices."
      },
      {
        "number": "3",
        "name": "INH",
        "type": "input",
        "description": "Active-high inhibit control input; disables device when above 2.2V (OFF state), enables when below 0.8V (ON state), must be grounded if unused or will be disabled by internal pull-up when floating."
      },
      {
        "number": "4",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output connected to external compensation network; sets loop response and stability characteristics of the voltage feedback control loop."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input for output voltage regulation; direct connection to output sets 1.235V output voltage, external resistor divider with typical 4.7kΩ resistor to ground required for output voltages up to 35V."
      },
      {
        "number": "6",
        "name": "VREF",
        "type": "power_out",
        "description": "3.3V reference voltage output supplying internal circuitry; provides stable 3.234-3.366V output across 4.4-36V input range with no filter capacitor required for stability."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; common return path for all internal circuits and external connections."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Unregulated DC input voltage supply; accepts 4.4V to 36V input range for operation of internal voltage regulator and 1.5A internal P-DMOS power switch."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 11,
        "cost_usd": 0.121,
        "at": "2026-09-23T01:24:38"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912459784589312",
        "pages": 11,
        "sha256": "cf023a59e3ab8e46",
        "source_tier": "lcsc"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "l5970adtr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "l5970adtr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0488712f19e0b171a288efc6adb0864fd4a7fd3498970869c50503a663fee42f",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}