SG3525S

{
  "slug": "sg3525s",
  "version": "0.1.0",
  "type": "component",
  "description": "IDCHIP DC-DC Converters, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "sg3525s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sg3525s.kicad_sym",
    "sg3525s.kicad_mod",
    "sg3525s.glb",
    "sg3525s.step",
    "sg3525s.lbr",
    "docs/hero.png",
    "docs/sg3525s-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sg3525s-hero.glb",
    "sg3525s-hero.overlay.json",
    "sg3525s-etched.glb"
  ],
  "component": {
    "mpn": "SG3525S",
    "manufacturer": "IDCHIP",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602912819532603392",
    "parts": {
      "symbol": "sg3525s.kicad_sym",
      "footprint": "sg3525s.kicad_mod",
      "model_3d": "sg3525s-hero.glb",
      "model_3d_plain": "sg3525s-etched.glb",
      "model_3d_step": "sg3525s-etched.step",
      "model_3d_step_plain": "sg3525s.step",
      "lbr": "sg3525s.lbr"
    },
    "distributor_links": {
      "lcsc": "C18197890"
    },
    "distributor_check": {
      "checked_at": "2026-10-13T18:30:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Inv. Input",
        "type": "input",
        "description": "Inverting input of the error amplifier, with a common-mode range of +1.5 V to +5.2 V that includes the 5.1 V reference."
      },
      {
        "number": "2",
        "name": "Noninv. Input",
        "type": "input",
        "description": "Noninverting input of the error amplifier, with a common-mode range of +1.5 V to +5.2 V that includes the 5.1 V reference."
      },
      {
        "number": "3",
        "name": "Sync",
        "type": "bidirectional",
        "description": "Oscillator synchronization pin that allows master-slave operation or synchronization to an external clock, with a sync threshold of 1.2 to 2.8 V."
      },
      {
        "number": "4",
        "name": "OSC. Output",
        "type": "output",
        "description": "Oscillator clock output, typically 3.5 V high with a 0.5 µs pulse width."
      },
      {
        "number": "5",
        "name": "CT",
        "type": "passive",
        "description": "Oscillator timing capacitor connection, recommended range 0.001 to 0.2 µF."
      },
      {
        "number": "6",
        "name": "RT",
        "type": "passive",
        "description": "Oscillator timing resistor connection to ground, recommended range 2.0 to 150 kΩ."
      },
      {
        "number": "7",
        "name": "Discharge",
        "type": "passive",
        "description": "Oscillator discharge pin where a resistor RD (0 to 500 Ω) to CT sets the dead time."
      },
      {
        "number": "8",
        "name": "Soft-Start",
        "type": "passive",
        "description": "Soft-start capacitor pin with a 50 µA (25 to 80 µA) pull-up current source, which is discharged when shutdown is asserted or Vcc is under-voltage."
      },
      {
        "number": "9",
        "name": "Compensation",
        "type": "bidirectional",
        "description": "Error amplifier output for loop compensation, which has a pull-up current source so a pull-down of 100 µA can shut off the outputs."
      },
      {
        "number": "10",
        "name": "Shutdown",
        "type": "input",
        "description": "Shutdown input that, when high, immediately acts on the PWM latch and discharges the soft-start capacitor at 100 µA; it must not be left floating."
      },
      {
        "number": "11",
        "name": "Output A",
        "type": "output",
        "description": "Totem-pole output A that sinks and sources up to ±100 mA continuous (±400 mA peak)."
      },
      {
        "number": "12",
        "name": "Ground",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "13",
        "name": "VC",
        "type": "power_in",
        "description": "Collector supply for the output stage, recommended 4.5 to 35 V (absolute maximum +40 V)."
      },
      {
        "number": "14",
        "name": "Output B",
        "type": "output",
        "description": "Totem-pole output B that sinks and sources up to ±100 mA continuous (±400 mA peak)."
      },
      {
        "number": "15",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, recommended 8.0 to 35 V (absolute maximum +40 V)."
      },
      {
        "number": "16",
        "name": "Vref",
        "type": "power_out",
        "description": "Reference output of 5.1 V ±1.0% (5.00 to 5.20 V), with load current of 0 to 20 mA and short-circuit current typically 80 mA."
      }
    ],
    "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 datasheet is for the SG3525A/SG3527A family (ordering table lists SG3525AN DIP and SG3525ADW SO-; The pin-number-to-name mapping is not printed as a table in the text. It was inferred from block-dia; Pin 3 (OSC Output) and pin 4 (Sync) are inferred from the block-diagram number order; their roles ar"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0565,
        "at": "2026-10-13T18:30:03"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602912819532603392",
        "pages": 7,
        "sha256": "05503e475673435d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sg3525s.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,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sg3525s-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,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6b9f77577f4defa4cd974b13421b1f8a5fd98189c1c81b9b687700d12917dcca",
        "checked": "2026-10-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}