component

BZW04-28B

Public Made by Adom

by adom

STMicroelectronics TVS, DO-15. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componenttvs-fuse-board level protectionbzw04-28bfactory-2.0.0extractor-text

Verified BZW04-28B

by Ray · last 30 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier mfr, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: BZW04-28B · DO-15 · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: unpolarised two-terminal part: pins 1 and 2 by library convention, no names to check
  • ✓distributor: lcsc C1665834, digikey 4878-BZW04-28BCT-ND, mouser 637-BZW04-28B
  • ✓family: D_DO-15_P12.70mm_Horizontal
  • ✓files: 6 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-nohwcgpy/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 1 records
  • •package_fit (skip): the datasheet dimensions give no height or body size to compare (datasheet p.6)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 1 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ bzw04-28b.kicad_sym✓ bzw04-28b.kicad_mod✓ bzw04-28b.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
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← Commit history

bzw04-28b: factory component page (tier=mfr)

Ray ·79c9fd243a ·10d ago ·parent 6755178
1 file changed +257−27
page.json+257−27
page.json+257−27
@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "bzw04-28b",+  "title": "BZW04-28B",+  "brief": "STMicroelectronics TVS, DO-15. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",   "version": "0.1.0",-  "type": "component",-  "description": "STMicroelectronics TVS, DO-15. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "tvs-fuse-board level protection",@@ -10,26 +13,6 @@     "factory-2.0.0",     "extractor-text"   ],-  "dependencies": {},-  "hero": {-    "type": "image",-    "path": "docs/hero.png"-  },-  "files": [-    "page.json",-    "README.md",-    "bzw04-28b.kicad_sym",-    "bzw04-28b.kicad_mod",-    "bzw04-28b.glb",-    "bzw04-28b.step",-    "bzw04-28b.lbr",-    "docs/hero.png",-    "docs/bzw04-28b-datasheet.pdf",-    "viewers/symbol.html",-    "viewers/footprint.html",-    "bzw04-28b-hero.glb",-    "bzw04-28b-hero.overlay.json"-  ],   "component": {     "mpn": "BZW04-28B",     "manufacturer": "STMicroelectronics",@@ -127,7 +110,7 @@           6.61         ],         "zmin_mm": -2.5,-        "centre_offset_mm": 0,+        "centre_offset_mm": 0.0,         "footprint_binding": "identity",         "sha256": "830b6b0897c8be8055aa6c51f81fa67e5f932b1bf037644261cdba627d18a8b1",         "checked": "2026-10-30",@@ -162,10 +145,257 @@       }     }   },-  "visibility": "public",-  "org": "adom",+  "metadata": {+    "specs": {+      "Manufacturer": "STMicroelectronics",+      "Package": "DO-15",+      "Category": "TVS/Fuse/Board Level Protection",+      "Pins": "2"+    },+    "appearance": {+      "contacts": {+        "quote": "• Lead finishing: matte tin plating Complies with the following standards",+        "page": 1,+        "doc": "ds.pdf",+        "plating": "tin"+      },+      "version": 1,+      "datasheet_sha256": "20e31a580628912539e76e915b722fcf06e98daeba08f2422751c174e39f3a9b"+    },+    "characteristics": {+      "version": 1,+      "source": "datasheet",+      "datasheet_sha256": "20e31a580628912539e76e915b722fcf06e98daeba08f2422751c174e39f3a9b",+      "rows": [+        {+          "name": "Breakdown voltage (min)",+          "symbol": "VBR",+          "kind": "electrical",+          "unit": "V",+          "min": 31.4,+          "typ": null,+          "max": null,+          "conditions": "at IBR = 1 mA",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Reverse leakage current (max)",+          "symbol": "IRM",+          "kind": "electrical",+          "unit": "µA",+          "min": null,+          "typ": null,+          "max": 1,+          "conditions": "at VRM = 28.2 V, 25 °C",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Clamping voltage (max), 10/1000 µs",+          "symbol": "VCL",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 45.7,+          "conditions": "10/1000 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Peak pulse current (max), 10/1000 µs",+          "symbol": "IPP",+          "kind": "electrical",+          "unit": "A",+          "min": null,+          "typ": null,+          "max": 8.8,+          "conditions": "10/1000 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Dynamic resistance (max), 10/1000 µs",+          "symbol": "RD",+          "kind": "electrical",+          "unit": "Ω",+          "min": null,+          "typ": null,+          "max": 1.24,+          "conditions": "10/1000 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Clamping voltage (max), 8/20 µs",+          "symbol": "VCL",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 59,+          "conditions": "8/20 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Peak pulse current (max), 8/20 µs",+          "symbol": "IPP",+          "kind": "electrical",+          "unit": "A",+          "min": null,+          "typ": null,+          "max": 39,+          "conditions": "8/20 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Dynamic resistance (max), 8/20 µs",+          "symbol": "RD",+          "kind": "electrical",+          "unit": "Ω",+          "min": null,+          "typ": null,+          "max": 0.621,+          "conditions": "8/20 µs",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Peak pulse power dissipation",+          "symbol": "PPP",+          "kind": "absolute_maximum",+          "unit": "W",+          "min": null,+          "typ": null,+          "max": 400,+          "conditions": "10/1000 µs, Tj initial = Tamb",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Peak pulse voltage, air discharge",+          "symbol": "VPP",+          "kind": "absolute_maximum",+          "unit": "kV",+          "min": null,+          "typ": null,+          "max": 30,+          "conditions": "IEC 61000-4-2 (C = 150 pF, R = 330 Ω), air discharge",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Peak pulse voltage, contact discharge",+          "symbol": "VPP",+          "kind": "absolute_maximum",+          "unit": "kV",+          "min": null,+          "typ": null,+          "max": 30,+          "conditions": "IEC 61000-4-2 (C = 150 pF, R = 330 Ω), contact discharge",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Storage temperature range",+          "symbol": "Tstg",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -65,+          "typ": null,+          "max": 175,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Operating junction temperature range",+          "symbol": "Tj",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -55,+          "typ": null,+          "max": 175,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Maximum lead temperature for soldering",+          "symbol": "TL",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": null,+          "typ": null,+          "max": 260,+          "conditions": "during 10 s at 5 mm from case",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Temperature coefficient of VBR",+          "symbol": "αT",+          "kind": "temperature_coefficient",+          "unit": "10-4/°C",+          "min": null,+          "typ": 9.8,+          "max": null,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Junction capacitance",+          "symbol": "C",+          "kind": "electrical",+          "unit": "pF",+          "min": null,+          "typ": 510,+          "max": null,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        }+      ]+    }+  },+  "variants": [],+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "bzw04-28b"+  ],+  "discovery_pitch": "BZW04-28B (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",   "author": {     "name": "Ray",     "email": "[email protected]"-  }-}\ No newline at end of file+  },+  "dependencies": {},+  "hero": {+    "type": "image",+    "path": "docs/hero.png"+  },+  "files": [+    "page.json",+    "README.md",+    "bzw04-28b.kicad_sym",+    "bzw04-28b.kicad_mod",+    "bzw04-28b.glb",+    "bzw04-28b.step",+    "bzw04-28b.lbr",+    "docs/hero.png",+    "docs/bzw04-28b-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html",+    "bzw04-28b-hero.glb",+    "bzw04-28b-hero.overlay.json"+  ]+}