component
LD1117AS33TR
Public Made by Adomby adom
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+92−8@@ -1,13 +1,102 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ld1117as33tr",+ "title": "LD1117AS33TR",+ "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "ld1117as33tr" ],+ "component": {+ "mpn": "LD1117AS33TR",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-223-4",+ "pin_count": 4,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.st.com/resource/en/datasheet/ld1117as33tr.pdf",+ "parts": {+ "symbol": "ld1117as33tr.kicad_sym",+ "footprint": "ld1117as33tr.kicad_mod",+ "model_3d": "ld1117as33tr.glb",+ "model_3d_step": "ld1117as33tr.step",+ "lbr": "ld1117as33tr.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "ADJ/GND",+ "type": "power_in",+ "description": "Ground reference pin for the fixed 3.3 V version (labeled ADJ/GND because the same die is used for the adjustable variant). Tie directly to system ground for the LD1117AS33TR. Quiescent current is typically 5 mA."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 3.3 V output (typ 3.3 V, 3.234-3.366 V at 25 \u00b0C, 10 mA). Sources up to 1 A (min 1000 mA, typ 1200 mA short-circuit). Requires a \u226510 \u00b5F output capacitor for loop stability. Internally connected to the exposed metal tab."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated DC input supply. Operating input voltage up to 10 V (absolute max 15 V). Minimum VIN for 3.3 V regulation is ~4.75 V (dropout typ 1.15 V at 1 A). A 100 nF input decoupling capacitor is recommended."+ },+ {+ "number": "4",+ "name": "TAB",+ "type": "power_out",+ "description": "Large SOT-223 heat-sink tab, internally shorted to VOUT. Provides the primary thermal path (RthJC = 15 \u00b0C/W); should be soldered to a copper area on the PCB that is also the VOUT net."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.st.com/resource/en/datasheet/ld1117as33tr.pdf",+ "pages": 24,+ "sha256": "c2dd41daa75f2827",+ "source_tier": "mfr"+ },+ "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-223-4",+ "Category": "PMIC",+ "Pins": "4"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ld1117as33tr"+ ],+ "discovery_pitch": "LD1117AS33TR (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +114,5 @@ "docs/ld1117as33tr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }