component
LD1117AS18TR
Public Made by Adomby adom
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+92−8@@ -1,13 +1,102 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ld1117as18tr",+ "title": "LD1117AS18TR",+ "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "ld1117as18tr" ],+ "component": {+ "mpn": "LD1117AS18TR",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-223-3",+ "pin_count": 4,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108072230_STMicroelectronics-LD1117AS18TR_C2845037.pdf",+ "parts": {+ "symbol": "ld1117as18tr.kicad_sym",+ "footprint": "ld1117as18tr.kicad_mod",+ "model_3d": "ld1117as18tr.glb",+ "model_3d_step": "ld1117as18tr.step",+ "lbr": "ld1117as18tr.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "ADJ/GND",+ "type": "power_in",+ "description": "Ground reference pin for the fixed-output versions (LD1117AS18 uses this pin as GND). On the adjustable variant this same pin is the ADJ feedback input (VREF = 1.25 V to the external divider). Connect to system ground for the LD1117AS18TR (1.8 V fixed)."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 1.8 V output. Sources up to 1 A (1.2 A typical current limit). Requires a minimum 10 \u00b5F output capacitor to GND for loop stability. The SOT-223 tab is internally connected to this pin."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated DC input supply. Operating input voltage up to 10 V (absolute max 15 V). Dropout \u22641.15 V typ at 1 A, so VIN must be \u2265 VOUT + VDROPOUT. A 100 nF input capacitor is recommended close to the pin."+ },+ {+ "number": "TAB",+ "name": "VOUT",+ "type": "power_out",+ "description": "SOT-223 thermal tab, internally shorted to the VOUT pin (pin 2). Provides the primary heat-sinking path (RthJC = 15 \u00b0C/W, RthJA = 110 \u00b0C/W). Solder to a copper pour tied to VOUT to improve thermal performance."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2108072230_STMicroelectronics-LD1117AS18TR_C2845037.pdf",+ "pages": 24,+ "sha256": "5cf3aab5b1478366",+ "source_tier": "lcsc"+ },+ "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": {+ "Manufacturer": "STMicroelectronics",+ "Package": "SOT-223-3",+ "Category": "PMIC",+ "Pins": "4"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ld1117as18tr"+ ],+ "discovery_pitch": "LD1117AS18TR (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +114,5 @@ "docs/ld1117as18tr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }