2N3904

@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "2n3904",+  "title": "2N3904",+  "brief": "onsemi general-purpose NPN BJT, TO-92. 40 V, 200 mA, hFE 100-300, fT 300 MHz. Datasheet-verified.",   "version": "0.1.0",-  "type": "component",-  "description": "onsemi general-purpose NPN BJT, TO-92. 40 V, 200 mA, hFE 100-300, fT 300 MHz. Datasheet-verified.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "transistor",@@ -11,6 +14,91 @@     "to-92",     "onsemi"   ],+  "component": {+    "mpn": "2N3904",+    "manufacturer": "onsemi",+    "package": "TO-92",+    "pin_count": 3,+    "category": "Transistor",+    "subcategory": "NPN BJT (general purpose)",+    "datasheet": "https://media.digikey.com/pdf/Data%20Sheets/Fairchild%20PDFs/2N3904.pdf",+    "parts": {+      "symbol": "2n3904.kicad_sym",+      "footprint": "2n3904.kicad_mod",+      "model_3d": "2n3904.glb"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "E",+        "type": "passive",+        "description": "Emitter of the NPN transistor. VEBO breakdown 6.0 V. In TO-92 (viewed from the flat/front, leads down), lead 1 is Emitter."+      },+      {+        "number": "2",+        "name": "B",+        "type": "input",+        "description": "Base of the NPN transistor. Controls collector current with hFE typ 100-300 at IC=10 mA, VCE=1.0 V. VBE(sat) \u2264 0.85 V at IC=10 mA, IB=1.0 mA."+      },+      {+        "number": "3",+        "name": "C",+        "type": "passive",+        "description": "Collector of the NPN transistor. VCEO breakdown 40 V, VCBO breakdown 60 V, IC continuous max 200 mA. VCE(sat) \u2264 0.2 V at IC=10 mA, IB=1.0 mA."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://media.digikey.com/pdf/Data%20Sheets/Fairchild%20PDFs/2N3904.pdf",+        "pages": 7,+        "sha256": "39b20929e3d2d854",+        "source_tier": "mfr"+      },+      "cad": "KiCad official (CC-BY-SA 4.0)",+      "pins": {+        "total": 3,+        "described": 3,+        "cites_pages": true,+        "refuses_to_fabricate": true+      }+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }+  },+  "metadata": {+    "specs": {+      "Type": "NPN bipolar transistor",+      "Collector-emitter (VCEO)": "40 V",+      "Collector current (IC)": "200 mA",+      "DC gain (hFE)": "100-300",+      "Transition freq (fT)": "300 MHz",+      "Power dissipation": "625 mW",+      "Pinout": "E-B-C (pin 1 = emitter)",+      "Package": "TO-92"+    }+  },+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "2n3904",+    "npn transistor",+    "general purpose bjt",+    "small signal npn"+  ],+  "discovery_pitch": "2N3904 general-purpose NPN bipolar transistor (TO-92) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  },   "dependencies": {},   "hero": {     "type": "image",@@ -26,10 +114,5 @@     "docs/2n3904-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html"-  ],-  "visibility": "public",-  "author": {-    "name": "Ray",-    "email": "[email protected]"-  }+  ] }\ No newline at end of file