component
AMS1117-1.8V
Public Made by Adomby adom
MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+4−4@@ -1,8 +1,8 @@ # AMS1117-1.8V -**Unknown** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223+**MSKSEMI AMS1117 1 8V** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223 -AMS1117-1.8V from Unknown, in a SOT-223. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+AMS1117-1.8V from MSKSEMI AMS1117 1 8V, in a SOT-223. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD. ## Pinout @@ -17,7 +17,7 @@ AMS1117-1.8V from Unknown, in a SOT-223. Pinout and pin descriptions extracted f | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | MSKSEMI AMS1117 1 8V | | Package | SOT-223 | | Category | PMIC | | Pins | 4 |@@ -38,7 +38,7 @@ AMS1117-1.8V from Unknown, in a SOT-223. Pinout and pin descriptions extracted f Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/ams1117-1-8v-datasheet.pdf) (14 pp, sha256 `768f1a5d913d6211`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [MSKSEMI AMS1117 1 8V datasheet](docs/ams1117-1-8v-datasheet.pdf) (14 pp, sha256 `768f1a5d913d6211`, retrieved 2026-08-17, tier: lcsc) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0).
page.json+112−115@@ -1,121 +1,118 @@ {- "schema_version": 1,- "type": "component",- "slug": "ams1117-1-8v",- "title": "AMS1117-1.8V",- "brief": "Unknown Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",- "license": "CC-BY-SA-4.0",- "tags": [- "component",- "pmic",- "ams1117-1.8v"- ],- "component": {- "mpn": "AMS1117-1.8V",- "manufacturer": "Unknown",- "package": "SOT-223",- "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/2308021705_MSKSEMI-AMS1117-1-8V_C7380514.pdf",- "parts": {- "symbol": "ams1117-1-8v.kicad_sym",- "footprint": "ams1117-1-8v.kicad_mod",- "model_3d": "ams1117-1-8v.glb",- "model_3d_step": "ams1117-1-8v.step",- "lbr": "ams1117-1-8v.lbr"- },- "distributor_links": {},- "pins": [- {- "number": "1",- "name": "GND",- "type": "power_in",- "description": "Ground / common return pin. On the fixed 1.8V version (AMS1117-1.8V), pin 1 (labeled VSS/ADJ in the pinout table) functions as the device ground reference. Connect to system single-point ground."- },- {- "number": "2",- "name": "VOUT",- "type": "power_out",- "description": "Regulated 1.8V output pin (1.764V min / 1.836V max, ±2%). Sources up to 1A of load current. Requires a 10uF tantalum output capacitor for stability."- },- {- "number": "3",- "name": "VIN",- "type": "power_in",- "description": "Unregulated input supply pin. Operating range up to 15V (typ) / 18V (abs max); must be at least Vout + Vdropout (≥3.1V for the 1.8V fixed variant per electrical characteristics). Recommend 10uF tantalum bypass capacitor to GND."- },- {- "number": "4",- "name": "VOUT",- "type": "power_out",- "description": "SOT-223 tab pin, electrically connected to VOUT (pin 2). Acts as the primary heatsinking pad; solder to a copper pour to reduce thermal resistance (θJC ≈ 20°C/W, dropping toward ~30°C/W total with a 5cm×5cm 2-side pour)."- }- ],- "provenance": {- "extractor": "ds2sf",- "datasheet": {- "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2308021705_MSKSEMI-AMS1117-1-8V_C7380514.pdf",- "pages": 14,- "sha256": "768f1a5d913d6211",- "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": "Unknown",- "Package": "SOT-223",- "Category": "PMIC",- "Pins": "4"- }+ "schema_version": 1,+ "type": "component",+ "slug": "ams1117-1-8v",+ "title": "AMS1117-1.8V",+ "brief": "MSKSEMI AMS1117 1 8V Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+ "component",+ "pmic",+ "ams1117-1.8v"+ ],+ "component": {+ "mpn": "AMS1117-1.8V",+ "manufacturer": "MSKSEMI AMS1117 1 8V",+ "package": "SOT-223",+ "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/2308021705_MSKSEMI-AMS1117-1-8V_C7380514.pdf",+ "parts": {+ "symbol": "ams1117-1-8v.kicad_sym",+ "footprint": "ams1117-1-8v.kicad_mod",+ "model_3d": "ams1117-1-8v.glb",+ "model_3d_step": "ams1117-1-8v.step",+ "lbr": "ams1117-1-8v.lbr" },- "sections": [- "hero",- "viewers",- "readme",- "breadcrumbs",- "info"- ],- "discovery_triggers": [- "ams1117-1.8v"+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / common return pin. On the fixed 1.8V version (AMS1117-1.8V), pin 1 (labeled VSS/ADJ in the pinout table) functions as the device ground reference. Connect to system single-point ground."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 1.8V output pin (1.764V min / 1.836V max, \u00b12%). Sources up to 1A of load current. Requires a 10uF tantalum output capacitor for stability."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated input supply pin. Operating range up to 15V (typ) / 18V (abs max); must be at least Vout + Vdropout (\u22653.1V for the 1.8V fixed variant per electrical characteristics). Recommend 10uF tantalum bypass capacitor to GND."+ },+ {+ "number": "4",+ "name": "VOUT",+ "type": "power_out",+ "description": "SOT-223 tab pin, electrically connected to VOUT (pin 2). Acts as the primary heatsinking pad; solder to a copper pour to reduce thermal resistance (\u03b8JC \u2248 20\u00b0C/W, dropping toward ~30\u00b0C/W total with a 5cm\u00d75cm 2-side pour)."+ } ],- "discovery_pitch": "AMS1117-1.8V (Unknown) component page with datasheet-verified CAD.",- "author": {- "name": "Ray",- "email": "[email protected]"+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2308021705_MSKSEMI-AMS1117-1-8V_C7380514.pdf",+ "pages": 14,+ "sha256": "768f1a5d913d6211",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 4,+ "described": 4,+ "cites_pages": true,+ "refuses_to_fabricate": true+ } },- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "ams1117-1-8v.kicad_sym",- "ams1117-1-8v.kicad_mod",- "ams1117-1-8v.glb",- "ams1117-1-8v.step",- "ams1117-1-8v.lbr",- "docs/hero.png",- "docs/ams1117-1-8v-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html"- ],- "visibility": {- "public": true+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Unknown",+ "Package": "SOT-223",+ "Category": "PMIC",+ "Pins": "4" }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ams1117-1.8v"+ ],+ "discovery_pitch": "AMS1117-1.8V (Unknown) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ },+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ams1117-1-8v.kicad_sym",+ "ams1117-1-8v.kicad_mod",+ "ams1117-1-8v.glb",+ "ams1117-1-8v.step",+ "ams1117-1-8v.lbr",+ "docs/hero.png",+ "docs/ams1117-1-8v-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ] }