component
LM2940G-50-AA3-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
+307−8
lm2940g-50-aa3-r-hero.glbadded⋯ 1 unchanged line ⋯
lm2940g-50-aa3-r-hero.overlay.jsonadded+163@@ -0,0 +1,163 @@+{+ "spec": "adom-hero 1.4",+ "mpn": "LM2940G-50-AA3-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": 3,+ "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": "lm2940g-50-aa3-r-etched.glb",+ "glb_sha256": "926dc291f25028aaca7c98c0a4dc20f85c0796925060312a682fc7f6bde482ad",+ "footprint": "lm2940g-50-aa3-r.kicad_mod",+ "footprint_sha256": "8ae5f03e2c16377abed15e51af6864e23a934e1457b97fb7ea930e17fa99f11d",+ "pins": "page.json component.pins",+ "pins_sha256": "cb70e5e147e48a377e4aca5d4900809871363b503bf7aa1837a084e810d7a134"+ },+ "generator": "adom-wiki 1.8.24 (component_hero)",+ "labels": [+ {+ "pad": "1",+ "text": "VIN",+ "x": -4.3,+ "y": -2.3,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "GND",+ "x": -4.3,+ "y": 0.0,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "3",+ "text": "VOUT",+ "x": -4.3,+ "y": 2.3,+ "align": "right",+ "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": "2",+ "shape": "roundrect",+ "center_mm": [+ 3.15,+ 0.0+ ],+ "size_mm": [+ 2.0,+ 3.8+ ],+ "rot": 0.0+ },+ {+ "number": "3",+ "shape": "roundrect",+ "center_mm": [+ -3.15,+ 2.3+ ],+ "size_mm": [+ 2.0,+ 1.5+ ],+ "rot": 0.0+ }+ ]+}
package.json+132−3@@ -1,6 +1,6 @@ { "slug": "lm2940g-50-aa3-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 @@ "lm2940g-50-aa3-r.kicad_mod", "lm2940g-50-aa3-r.glb", "lm2940g-50-aa3-r.step",+ "lm2940g-50-aa3-r-etched.step", "lm2940g-50-aa3-r.lbr", "docs/hero.png", "docs/lm2940g-50-aa3-r-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html",- "pads.json"+ "pads.json",+ "lm2940g-50-aa3-r-etched.glb",+ "lm2940g-50-aa3-r-hero.glb",+ "lm2940g-50-aa3-r-hero.overlay.json" ], "metadata": {+ "specs": {+ "Manufacturer": "UTC Unisonic Tech",+ "Package": "SOT-223-4",+ "Category": "PMIC",+ "Pins": "3"+ }, "characteristics": { "version": 1, "source": "datasheet",@@ -46,5 +56,124 @@ } ] }- }+ },+ "component": {+ "mpn": "LM2940G-50-AA3-R",+ "manufacturer": "UTC Unisonic Tech",+ "package": "SOT-223-4",+ "pin_count": 3,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4a0611120e37b1fafa4ddb9163d9287f.pdf",+ "parts": {+ "symbol": "lm2940g-50-aa3-r.kicad_sym",+ "footprint": "lm2940g-50-aa3-r.kicad_mod",+ "model_3d": "lm2940g-50-aa3-r-hero.glb",+ "model_3d_plain": "lm2940g-50-aa3-r.glb",+ "model_3d_step": "lm2940g-50-aa3-r-etched.step",+ "model_3d_step_plain": "lm2940g-50-aa3-r.step",+ "lbr": "lm2940g-50-aa3-r.lbr"+ },+ "distributor_links": {+ "lcsc": "C71094"+ },+ "pins": [+ {+ "number": "1",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated positive input supply. Operating range for 5V variant is 6.25V to 26V (absolute max 26V). Bypass with recommended input capacitor per datasheet."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference / return. On SOT-223 the GND pin also serves as the primary thermal path via the tab (θJA = 174 °C/W)."+ },+ {+ "number": "3",+ "name": "VOUT",+ "type": "power_out",+ "description": "Regulated 5.0V output (4.85V min, 5.15V max). Supplies up to 1A load current. Requires a minimum 22µF output capacitor for stability per datasheet."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/4a0611120e37b1fafa4ddb9163d9287f.pdf",+ "pages": 12,+ "sha256": "2caeccb20b3d374c",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "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-223-3_TabPin2@sha256:8ae5f03e2c16377a",+ "mark": "drawn"+ },+ "models_3d": [+ {+ "file": "lm2940g-50-aa3-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": "lm2940g-50-aa3-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": "bc709882062626b8204a5e67aa25a7e97907c4b3afab1cf444efdd544fc5b3a9",+ "checked": "2026-10-16",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "title": "LM2940G-50-AA3-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": [+ "lm2940g-50-aa3-r"+ ],+ "discovery_pitch": "LM2940G-50-AA3-R (UTC Unisonic Tech) component page with datasheet-verified CAD.",+ "visibility": "public" }
page.json+12−5@@ -4,7 +4,7 @@ "slug": "lm2940g-50-aa3-r", "title": "LM2940G-50-AA3-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": "lm2940g-50-aa3-r.kicad_sym", "footprint": "lm2940g-50-aa3-r.kicad_mod",- "model_3d": "lm2940g-50-aa3-r-etched.glb",+ "model_3d": "lm2940g-50-aa3-r-hero.glb", "model_3d_plain": "lm2940g-50-aa3-r.glb", "model_3d_step": "lm2940g-50-aa3-r-etched.step", "model_3d_step_plain": "lm2940g-50-aa3-r.step",@@ -180,7 +180,11 @@ "docs/hero.png", "docs/lm2940g-50-aa3-r-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json",+ "lm2940g-50-aa3-r-etched.glb",+ "lm2940g-50-aa3-r-hero.glb",+ "lm2940g-50-aa3-r-hero.overlay.json" ], "variants": [ {@@ -216,5 +220,8 @@ "kind": "packaging" } ],- "updated_at": "2026-09-28T16:31:30.439Z"-}+ "updated_at": "2026-09-28T16:31:30.439Z",+ "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"+}