PC817

@@ -1,8 +1,11 @@ {+  "schema_version": 1,+  "type": "component",   "slug": "pc817",+  "title": "PC817",+  "brief": "Sharp phototransistor optocoupler, DIP-4. 5.0 kVrms isolation, IRED + NPN phototransistor. Datasheet-verified.",   "version": "0.1.0",-  "type": "component",-  "description": "Sharp phototransistor optocoupler, DIP-4. 5.0 kVrms isolation, IRED + NPN phototransistor. Datasheet-verified.",+  "license": "CC-BY-SA-4.0",   "tags": [     "component",     "optocoupler",@@ -11,6 +14,97 @@     "dip-4",     "sharp"   ],+  "component": {+    "mpn": "PC817",+    "manufacturer": "Sharp",+    "package": "DIP-4",+    "pin_count": 4,+    "category": "Optocoupler",+    "subcategory": "Phototransistor optocoupler",+    "datasheet": "https://www.farnell.com/datasheets/73758.pdf",+    "parts": {+      "symbol": "pc817.kicad_sym",+      "footprint": "pc817.kicad_mod",+      "model_3d": "pc817.glb"+    },+    "distributor_links": {},+    "pins": [+      {+        "number": "1",+        "name": "ANODE",+        "type": "passive",+        "description": "Anode of the input-side infrared LED (IRED). Drive with forward current I_F (typical operating 5 mA, absolute max 50 mA DC / 1 A peak, 100 us / 0.001 duty). Forward voltage V_F ~= 1.2 V typ (1.4 V max) at I_F = 20 mA. Use a series resistor to limit current."+      },+      {+        "number": "2",+        "name": "CATHODE",+        "type": "passive",+        "description": "Cathode of the input-side infrared LED. Return path for the LED forward current; reverse voltage V_R rated 6 V max. Typically tied to the input-side ground/return."+      },+      {+        "number": "3",+        "name": "EMITTER",+        "type": "passive",+        "description": "Emitter of the output-side NPN phototransistor. Usually tied to the output-side ground (common-emitter) or drives a load in common-collector configuration. Rated V_ECO = 6 V."+      },+      {+        "number": "4",+        "name": "COLLECTOR",+        "type": "passive",+        "description": "Collector of the output-side NPN phototransistor. Photocurrent flows here when the input LED is driven; conducts to the emitter in proportion to LED current per the CTR (50-600% at I_F = 5 mA, V_CE = 5 V). V_CEO = 80 V, I_C = 50 mA max, V_CE(sat) = 0.1 V typ (0.2 V max) at I_F = 20 mA, I_C = 1 mA."+      }+    ],+    "provenance": {+      "extractor": "ds2sf",+      "datasheet": {+        "url": "https://www.farnell.com/datasheets/73758.pdf",+        "pages": 15,+        "sha256": "a485f78cde6091c8",+        "source_tier": "cse"+      },+      "cad": "KiCad official (CC-BY-SA 4.0)",+      "pins": {+        "total": 4,+        "described": 4,+        "cites_pages": true,+        "refuses_to_fabricate": true+      }+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }+  },+  "metadata": {+    "specs": {+      "Type": "Phototransistor optocoupler",+      "Isolation voltage": "5.0 kVrms",+      "Input": "Infrared LED (Vf ~1.2 V, IF 50 mA max)",+      "Output": "NPN phototransistor (VCEO 35 V, IC 50 mA)",+      "Current transfer ratio (CTR)": "50-600% (ranked)",+      "Isolation": "Galvanic input-to-output",+      "Package": "DIP-4",+      "Body (L\u00d7W\u00d7H)": "6.5 \u00d7 4.6 \u00d7 3.5 mm"+    }+  },+  "sections": [+    "hero",+    "viewers",+    "readme",+    "breadcrumbs",+    "info"+  ],+  "discovery_triggers": [+    "pc817",+    "optocoupler",+    "photocoupler dip-4",+    "galvanic isolation opto"+  ],+  "discovery_pitch": "Sharp PC817 phototransistor optocoupler (DIP-4) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  },   "dependencies": {},   "hero": {     "type": "image",@@ -26,10 +120,5 @@     "docs/pc817-datasheet.pdf",     "viewers/symbol.html",     "viewers/footprint.html"-  ],-  "visibility": "public",-  "author": {-    "name": "Ray",-    "email": "[email protected]"-  }+  ] }\ No newline at end of file