UMW SS16A

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  "type": "component",
  "slug": "umw-ss16a",
  "title": "UMW SS16A",
  "brief": "UMW Schottky Diodes, SMA(DO-214AC). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "UMW SS16A",
    "manufacturer": "UMW",
    "package": "SMA(DO-214AC)",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Schottky Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755886685387673600",
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      "lbr": "umw-ss16a.lbr"
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    "distributor_links": {
      "lcsc": "C2758574"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T05:54:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode, the end marked by the color band; the datasheet shows Pin1 and Pin2 on the SMA drawing and states the color band denotes the cathode end."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, the end opposite the color band; the datasheet labels it Pin2 on the SMA drawing, with 60V maximum repetitive peak reverse voltage and 1A average forward current for SS16A."
      }
    ],
    "provenance": {
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      "factory_chain": {
        "factory": "2.0.0",
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        "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's SMA outline (page 1) labels the two terminals only as Pin1 and Pin2. The text states; The datasheet names the package as SMA (molded plastic body). The DO-214AC designation from the pack"
        ],
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        "cost_usd": 0.0342,
        "at": "2026-10-22T05:54:32"
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      "datasheet": {
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        "pages": 6,
        "sha256": "409eb70b5acc71e4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.7,
          2.22
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "umw-ss16a-etched.step",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "SMA(DO-214AC)",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "409eb70b5acc71e40012fa7e93025d3e60ecc0a62fc0fdaf68a7288c08298bc7",
      "rows": [
        {
          "name": "Maximum repetitive peak reverse voltage",
          "symbol": "VRRM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum RMS voltage",
          "symbol": "VRMS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 42,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum DC blocking voltage",
          "symbol": "VDC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum average forward rectified current",
          "symbol": "I(AV)",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "0.375in (9.5mm) lead length (see Fig.1); ratings at 25 C ambient unless otherwise specified; single phase half-wave 60Hz resistive or inductive load",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak forward surge current",
          "symbol": "IFSM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "8.3ms single half sine-wave superimposed on rated load (JEDEC method)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Typical thermal resistance, junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 88,
          "max": null,
          "conditions": "P.C.B. mounted with 0.2x0.2in (5.0x5.0mm) copper pad areas",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "UMW SS16A (UMW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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