l7812abd2t-tr

@@ -31,5 +31,49 @@   "author": {     "name": "Ray",     "email": "[email protected]"+  },+  "component": {+    "mpn": "L7812ABD2T-TR",+    "manufacturer": "STMicroelectronics",+    "package": "TO-263-2",+    "pin_count": 3,+    "category": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+    "datasheet": "https://www.st.com/resource/en/datasheet/l7812abd2t-tr.pdf",+    "parts": {+      "symbol": "l7812abd2t-tr.kicad_sym",+      "footprint": "l7812abd2t-tr.kicad_mod",+      "model_3d": "l7812abd2t-tr-etched.glb",+      "model_3d_plain": "l7812abd2t-tr.glb",+      "model_3d_step": "l7812abd2t-tr-etched.step",+      "model_3d_step_plain": "l7812abd2t-tr.step",+      "lbr": "l7812abd2t-tr.lbr"+    },+    "pins": [+      {+        "number": "1",+        "name": "INPUT",+        "type": "power_in",+        "description": "Unregulated positive DC input. Absolute maximum VI = 35 V for VO = 5 to 18 V variants. Typical operating VI = 19 V for the L7812AB (VO nominal + ~7 V headroom). Dropout voltage typ. 2 V at IO = 1 A. Bypass to GND with 0.33 uF (tantalum/ceramic) near the pin, especially if the supply filter is remote."+      },+      {+        "number": "2",+        "name": "GROUND",+        "type": "power_in",+        "description": "Common ground reference for input and output. Also serves as the thermal pad / tab on the D2PAK package (electrically connected to GND). All quiescent current (~4.4 mA typ. for L7812AB) returns through this pin. Solder the tab to a copper pour for heat dissipation (RthJC = 3 °C/W, RthJA = 62.5 °C/W for D2PAK)."+      },+      {+        "number": "3",+        "name": "OUTPUT",+        "type": "power_out",+        "description": "Regulated +12 V DC output. L7812AB tolerance is +/-2% (11.75 to 12.25 V at TJ = 25 °C). Supplies up to 1 A continuously (1.5 A peak with sufficient heat sinking); internally current-limited (short-circuit current typ. 0.2 A at VI = 35 V). Bypass to GND with 0.1 uF ceramic close to the pin to improve transient response. Minimum load current for regulation is 5 mA."+      }+    ],+    "provenance": {+      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }   }-}\ No newline at end of file+}