EA8961SCR

{
  "slug": "ea8961scr",
  "version": "0.1.0",
  "type": "component",
  "description": "Everanalog IC design DC-DC Converters, TSSOP-14L-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ea8961scr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ea8961scr.kicad_sym",
    "ea8961scr.kicad_mod",
    "ea8961scr.glb",
    "ea8961scr.step",
    "ea8961scr.lbr",
    "docs/hero.png",
    "docs/ea8961scr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ea8961scr-hero.glb",
    "ea8961scr-hero.overlay.json",
    "ea8961scr-etched.glb"
  ],
  "component": {
    "mpn": "EA8961SCR",
    "manufacturer": "Everanalog IC design",
    "package": "TSSOP-14L-EP",
    "pin_count": 15,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905429700386816",
    "parts": {
      "symbol": "ea8961scr.kicad_sym",
      "footprint": "ea8961scr.kicad_mod",
      "model_3d": "ea8961scr-hero.glb",
      "model_3d_plain": "ea8961scr-etched.glb",
      "model_3d_step": "ea8961scr-etched.step",
      "model_3d_step_plain": "ea8961scr.step",
      "lbr": "ea8961scr.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432758"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:56:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground; the EP must be connected to AGND for heat dissipation."
      },
      {
        "number": "2",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground; the input bypass capacitor must be placed directly across VIN and PGND (pins 3 and 2) close to the IC."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input with a 5V to 100V input voltage range; absolute maximum -0.3V to +100V."
      },
      {
        "number": "4",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Dual-level enable and UVLO input: below 0.35V is shutdown, 0.35V to 1.24V is standby, and above 1.24V allows switching once VCC exceeds 3.85V; absolute maximum -0.3V to +100V."
      },
      {
        "number": "5",
        "name": "RON",
        "type": "input",
        "description": "On-time setting pin; a resistor connected from this pin to VIN sets the on-time and switching frequency; absolute maximum -0.3V to +100V."
      },
      {
        "number": "6",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start time setting pin; an external capacitor is charged by a 10µA source from 0V to 2V, and a minimum 1nF capacitor must be used; absolute maximum -0.3V to +7V."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "8",
        "name": "FPWM",
        "type": "input",
        "description": "Mode select pin: connect to AGND for DCM at light load and to VCC for CCM; FPWM high input voltage is 3V minimum and low input voltage is 1V maximum; absolute maximum -0.3V to +7V."
      },
      {
        "number": "9",
        "name": "FB",
        "type": "input",
        "description": "Feedback voltage input with a 2V reference (1.96V to 2.04V); absolute maximum -0.3V to +7V."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal high-voltage LDO output with 4.5V to 5.5V nominal range (5.0V typical), powering internal circuitry and charging the BST capacitor; absolute maximum -0.3V to +7V."
      },
      {
        "number": "11",
        "name": "BST",
        "type": "power_in",
        "description": "Power input of the internal high-side N-MOSFET gate driver; BST to SW absolute maximum is +7V and BST to VCC absolute maximum is 100V."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "output",
        "description": "Switching output node; absolute maximum -1.5V to +100V, with -3V allowed for 20ns."
      },
      {
        "number": "13",
        "name": "SW",
        "type": "output",
        "description": "Switching output node, bonded together with pin 12; absolute maximum -1.5V to +100V, with -3V allowed for 20ns."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
      },
      {
        "number": "15",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 top-view pin diagram on page 1 is garbled in the text extraction, so pin numbers were taken from; The exposed pad is not a numbered lead; it is listed as EP in the pin table and is included as pin '; Pin 12 and pin 13 are both named SW in the pin table and are assigned the same function, so they are",
          "exposed pad 15 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0814,
        "at": "2026-10-18T06:54:21"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590905429700386816",
        "pages": 19,
        "sha256": "da8e008f8e473fd1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 15,
        "described": 15,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "ea8961scr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e73930af88609deacee2bde98223bb9da2411f0cebb494015de765f0df216789",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "ea8961scr-etched.step",
        "role": "eda",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "3ea607467d2db7ca8b620674a9244cda221602b39128120767a165ab9d2922b5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}