1N4742ATR

@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "1n4742atr",+  "title": "1N4742ATR",+  "brief": "onsemi Zener Diodes, DO-41. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",   "version": "0.1.0",-  "type": "component",-  "description": "onsemi Zener Diodes, DO-41. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "diodes",@@ -10,26 +13,6 @@     "factory-2.0.0",     "extractor-text"   ],-  "dependencies": {},-  "hero": {-    "type": "image",-    "path": "docs/hero.png"-  },-  "files": [-    "page.json",-    "README.md",-    "1n4742atr.kicad_sym",-    "1n4742atr.kicad_mod",-    "1n4742atr.glb",-    "1n4742atr.step",-    "1n4742atr.lbr",-    "docs/hero.png",-    "docs/1n4742atr-datasheet.pdf",-    "viewers/symbol.html",-    "viewers/footprint.html",-    "1n4742atr-hero.glb",-    "1n4742atr-hero.overlay.json"-  ],   "component": {     "mpn": "1N4742ATR",     "manufacturer": "onsemi",@@ -124,7 +107,7 @@           5.71         ],         "zmin_mm": -2.5,-        "centre_offset_mm": 0,+        "centre_offset_mm": 0.0,         "footprint_binding": "identity",         "sha256": "c3e23d4b276811b74eecb329bd4480209ad3dbc8cf6e6e3f2a5b542c5ca343c1",         "checked": "2026-10-22",@@ -132,10 +115,187 @@       }     ]   },-  "visibility": "public",-  "org": "adom",+  "metadata": {+    "specs": {+      "Manufacturer": "onsemi",+      "Package": "DO-41",+      "Category": "Diodes",+      "Pins": "2"+    },+    "characteristics": {+      "version": 1,+      "source": "datasheet",+      "datasheet_sha256": "a21fc849834a1030e389f07a5cffe50374a98bc32a2c7b5cb6bb188cfa7d835f",+      "rows": [+        {+          "name": "Zener Voltage",+          "symbol": "VZ",+          "kind": "electrical",+          "unit": "V",+          "min": 11.4,+          "typ": 12,+          "max": 12.6,+          "conditions": "@ IZ = 21 mA, Ta = 25°C",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Zener Voltage Tolerance",+          "symbol": "",+          "kind": "tolerance",+          "unit": "%",+          "min": -5,+          "typ": null,+          "max": 5,+          "conditions": "Tolerance = 5%",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Max. Zener Impedance",+          "symbol": "ZZ",+          "kind": "electrical",+          "unit": "Ω",+          "min": null,+          "typ": null,+          "max": 9,+          "conditions": "@ IZ = 21 mA",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Max. Zener Impedance at knee",+          "symbol": "ZZK",+          "kind": "electrical",+          "unit": "Ω",+          "min": null,+          "typ": null,+          "max": 700,+          "conditions": "@ IZK = 0.25 mA",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Leakage Current",+          "symbol": "IR",+          "kind": "electrical",+          "unit": "µA",+          "min": null,+          "typ": null,+          "max": 5,+          "conditions": "VR = 9.1 V",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Non-Repetitive Peak Reverse Current",+          "symbol": "IZSM",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 380,+          "conditions": "Square wave reverse surge at 8.3 msec soak time",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Power Dissipation",+          "symbol": "PD",+          "kind": "absolute_maximum",+          "unit": "W",+          "min": null,+          "typ": null,+          "max": 1,+          "conditions": "@ TL ≤ 50°C, Lead Length = 3/8\"",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Power Dissipation Derating",+          "symbol": "",+          "kind": "absolute_maximum",+          "unit": "mW/°C",+          "min": null,+          "typ": null,+          "max": 6.67,+          "conditions": "Derate above 50°C",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Operating and Storage Temperature Range",+          "symbol": "TJ, TSTG",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -65,+          "typ": null,+          "max": 200,+          "conditions": "",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Zener Test Current",+          "symbol": "IZ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 21,+          "max": null,+          "conditions": "Test current for VZ",+          "source_page": 1,+          "source": "datasheet"+        },+        {+          "name": "Knee Test Current",+          "symbol": "IZK",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 0.25,+          "max": null,+          "conditions": "Test current for ZZK",+          "source_page": 1,+          "source": "datasheet"+        }+      ]+    }+  },+  "variants": [],+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "1n4742atr"+  ],+  "discovery_pitch": "1N4742ATR (onsemi) 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",+    "1n4742atr.kicad_sym",+    "1n4742atr.kicad_mod",+    "1n4742atr.glb",+    "1n4742atr.step",+    "1n4742atr.lbr",+    "docs/hero.png",+    "docs/1n4742atr-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html",+    "1n4742atr-hero.glb",+    "1n4742atr-hero.overlay.json"+  ]+}