component
LD1117AG-33-AA3-A-R
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UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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Publish 0.2.1
4 files changed
+322−8
ld1117ag-33-aa3-a-r-hero.glbadded⋯ 1 unchanged line ⋯
ld1117ag-33-aa3-a-r-hero.overlay.jsonadded+172@@ -0,0 +1,172 @@+{+ "spec": "adom-hero 1.4",+ "mpn": "LD1117AG-33-AA3-A-R",+ "kind": "component + footprint reference art",+ "board_use": false,+ "plane_z_mm": -0.02,+ "units": "metre",+ "upAxis": "Z",+ "layers": {+ "pad_outlines": {+ "material": "Footprint pads - teal dashed outlines - 50 percent opacity",+ "rgba": [+ 0.0,+ 0.902,+ 0.863,+ 0.5+ ],+ "pads": 4,+ "span_mm": 8.4,+ "dash_mm": 0.21,+ "gap_mm": 0.126,+ "pad_stroke_mm": 0.0504+ },+ "silkscreen": {+ "material": "Silkscreen reference lines - 30 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.3+ ],+ "footprint_items": 5,+ "pin1": {+ "source": "footprint silkscreen",+ "pad": "1"+ }+ },+ "signal_names": {+ "material": "Signal names - 50 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.5+ ],+ "font": "DejaVu Sans Mono",+ "labels": 4,+ "sides": "top + mirrored underside (single-sided)",+ "fallback_to_pad_number": 0+ }+ },+ "align": {+ "ok": true,+ "centre_offset_mm": 0.0,+ "tolerance_mm": 0.664,+ "orientation_flipped": false,+ "contacts_bbox_mm": [+ -3.5,+ 3.5,+ -2.684,+ 2.684+ ],+ "pads_bbox_mm": [+ -4.15,+ 4.15,+ -3.05,+ 3.05+ ],+ "seating_z_mm": 0.0+ },+ "sources": {+ "glb": "ld1117ag-33-aa3-a-r-etched.glb",+ "glb_sha256": "a0d317cd29ae318785f4197b497b71622921da8905cc08c5ee2d2e00a33fb0ff",+ "footprint": "ld1117ag-33-aa3-a-r.kicad_mod",+ "footprint_sha256": "49f22605ecc1fc70661654e09eb86ebe3545a2a8a8c98dd6039bf2bc4b9f4839",+ "pins": "page.json component.pins",+ "pins_sha256": "a2d8a95f53516c8dac0d32f47d3b93d9a191bd9301ce071c62eb7d5181fa5ef8"+ },+ "generator": "adom-wiki 1.8.24 (component_hero)",+ "labels": [+ {+ "pad": "1",+ "text": "GND",+ "x": -4.3,+ "y": -2.3,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "VOUT",+ "x": -4.3,+ "y": 0.0,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "3",+ "text": "VIN",+ "x": -4.3,+ "y": 2.3,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "4",+ "text": "VOUT",+ "x": 4.3,+ "y": 0.0,+ "align": "left",+ "vertical": false,+ "h": 0.6+ }+ ],+ "pads": [+ {+ "number": "1",+ "shape": "roundrect",+ "center_mm": [+ -3.15,+ -2.3+ ],+ "size_mm": [+ 2.0,+ 1.5+ ],+ "rot": 0.0+ },+ {+ "number": "2",+ "shape": "roundrect",+ "center_mm": [+ -3.15,+ 0.0+ ],+ "size_mm": [+ 2.0,+ 1.5+ ],+ "rot": 0.0+ },+ {+ "number": "3",+ "shape": "roundrect",+ "center_mm": [+ -3.15,+ 2.3+ ],+ "size_mm": [+ 2.0,+ 1.5+ ],+ "rot": 0.0+ },+ {+ "number": "4",+ "shape": "roundrect",+ "center_mm": [+ 3.15,+ 0.0+ ],+ "size_mm": [+ 2.0,+ 3.8+ ],+ "rot": 0.0+ }+ ]+}
package.json+138−3@@ -1,6 +1,6 @@ { "slug": "ld1117ag-33-aa3-a-r",- "version": "0.2.0",+ "version": "0.2.1", "type": "component", "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [@@ -20,14 +20,24 @@ "ld1117ag-33-aa3-a-r.kicad_mod", "ld1117ag-33-aa3-a-r.glb", "ld1117ag-33-aa3-a-r.step",+ "ld1117ag-33-aa3-a-r-etched.step", "ld1117ag-33-aa3-a-r.lbr", "docs/hero.png", "docs/ld1117ag-33-aa3-a-r-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html",- "pads.json"+ "pads.json",+ "ld1117ag-33-aa3-a-r-etched.glb",+ "ld1117ag-33-aa3-a-r-hero.glb",+ "ld1117ag-33-aa3-a-r-hero.overlay.json" ], "metadata": {+ "specs": {+ "Manufacturer": "UTC Unisonic Tech",+ "Package": "SOT-223-4",+ "Category": "PMIC",+ "Pins": "4"+ }, "characteristics": { "version": 1, "source": "datasheet",@@ -58,5 +68,130 @@ } ] }- }+ },+ "component": {+ "mpn": "LD1117AG-33-AA3-A-R",+ "manufacturer": "UTC Unisonic Tech",+ "package": "SOT-223-4",+ "pin_count": 4,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "docs/ld1117ag-33-aa3-a-r-datasheet.pdf",+ "parts": {+ "symbol": "ld1117ag-33-aa3-a-r.kicad_sym",+ "footprint": "ld1117ag-33-aa3-a-r.kicad_mod",+ "model_3d": "ld1117ag-33-aa3-a-r-hero.glb",+ "model_3d_plain": "ld1117ag-33-aa3-a-r.glb",+ "model_3d_step": "ld1117ag-33-aa3-a-r-etched.step",+ "model_3d_step_plain": "ld1117ag-33-aa3-a-r.step",+ "lbr": "ld1117ag-33-aa3-a-r.lbr"+ },+ "distributor_links": {+ "lcsc": "C71121"+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / reference return. For the fixed 3.3V version this pin is the device ground reference. Per Pin Assignment code 'A' (AA3 = SOT-223): pin 1 = G (GND/ADJ)."+ },+ {+ "number": "2",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated output. Fixed 3.3V nominal, up to 1A (LD1117A variant). Requires an output capacitor for stability; MLCC supported. Also connected internally to the SOT-223 tab (pin 4)."+ },+ {+ "number": "3",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated input supply. Absolute maximum 18V, recommended operating input voltage 15V max. Dropout typically 1.15V at 500mA, 1.20V at 1A."+ },+ {+ "number": "4",+ "name": "VOUT",+ "type": "power_out",+ "description": "SOT-223 thermal tab, internally connected to VOUT (pin 2). Solder to a copper pour on the PCB to improve thermal dissipation (θJA = 165 °C/W in SOT-223)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "docs/ld1117ag-33-aa3-a-r-datasheet.pdf",+ "pages": 15,+ "sha256": "f7f26a117cb07dc2",+ "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"+ },+ "pin1": {+ "pad": "1",+ "at": [+ -3.15,+ -2.3+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "SOT-223@sha256:49f22605ecc1fc70",+ "mark": "drawn"+ },+ "models_3d": [+ {+ "file": "ld1117ag-33-aa3-a-r.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7,+ 6.5,+ 1.7+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ld1117ag-33-aa3-a-r-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7,+ 6.5,+ 1.7+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "4e83743143a3595c95930c1ff6830459bd1ecb3bdc409ec52893d74b2f8259bc",+ "checked": "2026-10-16",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "title": "LD1117AG-33-AA3-A-R",+ "brief": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",+ "discovery_triggers": [+ "ld1117ag-33-aa3-a-r"+ ],+ "discovery_pitch": "LD1117AG-33-AA3-A-R (UTC Unisonic Tech) component page with datasheet-verified CAD.",+ "visibility": "public" }
page.json+12−5@@ -4,7 +4,7 @@ "slug": "ld1117ag-33-aa3-a-r", "title": "LD1117AG-33-AA3-A-R", "brief": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",- "version": "0.2.0",+ "version": "0.2.1", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -22,7 +22,7 @@ "parts": { "symbol": "ld1117ag-33-aa3-a-r.kicad_sym", "footprint": "ld1117ag-33-aa3-a-r.kicad_mod",- "model_3d": "ld1117ag-33-aa3-a-r-etched.glb",+ "model_3d": "ld1117ag-33-aa3-a-r-hero.glb", "model_3d_plain": "ld1117ag-33-aa3-a-r.glb", "model_3d_step": "ld1117ag-33-aa3-a-r-etched.step", "model_3d_step_plain": "ld1117ag-33-aa3-a-r.step",@@ -198,7 +198,11 @@ "docs/hero.png", "docs/ld1117ag-33-aa3-a-r-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json",+ "ld1117ag-33-aa3-a-r-etched.glb",+ "ld1117ag-33-aa3-a-r-hero.glb",+ "ld1117ag-33-aa3-a-r-hero.overlay.json" ], "variants": [ {@@ -242,5 +246,8 @@ "kind": "packaging" } ],- "updated_at": "2026-09-24T23:45:28.127Z"-}+ "updated_at": "2026-09-24T23:45:28.127Z",+ "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "visibility": "public",+ "org": "adom"+}