component
78L12G-AB3-R
Public Made by Adomby adom
UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
package.json+123−3@@ -1,6 +1,6 @@ { "slug": "78l12g-ab3-r",- "version": "0.2.2",+ "version": "0.2.3", "type": "component", "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [@@ -27,7 +27,9 @@ "viewers/symbol.html", "viewers/footprint.html", "pads.json",- "78l12g-ab3-r-etched.glb"+ "78l12g-ab3-r-etched.glb",+ "78l12g-ab3-r-hero.glb",+ "78l12g-ab3-r-hero.overlay.json" ], "metadata": { "characteristics": {@@ -61,5 +63,123 @@ ] } },- "visibility": "public"+ "visibility": "public",+ "component": {+ "mpn": "78L12G-AB3-R",+ "manufacturer": "UTC Unisonic Tech",+ "package": "SOT-89",+ "pin_count": 3,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "docs/78l12g-ab3-r-datasheet.pdf",+ "parts": {+ "symbol": "78l12g-ab3-r.kicad_sym",+ "footprint": "78l12g-ab3-r.kicad_mod",+ "model_3d": "78l12g-ab3-r-hero.glb",+ "model_3d_plain": "78l12g-ab3-r.glb",+ "model_3d_step": "78l12g-ab3-r-etched.step",+ "model_3d_step_plain": "78l12g-ab3-r.step",+ "lbr": "78l12g-ab3-r.lbr"+ },+ "distributor_links": {+ "lcsc": "C75501"+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated +12V output. Typical VOUT=12.0V (11.52-12.48V at TJ=25°C); supplies up to 100mA. Bypass with 0.1µF ceramic close to the pin for stability and transient response."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / common return. On SOT-89 this is the large tab pin and provides the primary thermal path to the PCB copper."+ },+ {+ "number": "3",+ "name": "IN",+ "type": "power_in",+ "description": "Unregulated DC input. For the 12V variant: 14.5V ≤ VIN ≤ 27V for regulation, 35V absolute maximum. Bypass with 0.33µF close to the pin to ensure stability."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "docs/78l12g-ab3-r-datasheet.pdf",+ "pages": 8,+ "sha256": "019cf0ff8e450efc",+ "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": [+ -1.95,+ -1.5+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "SOT-89-3@sha256:0b8db9f4a8f2547a",+ "mark": "drawn"+ },+ "models_3d": [+ {+ "file": "78l12g-ab3-r.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4,+ 4.5,+ 1.52+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0.05,+ "footprint_binding": "identity",+ "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "78l12g-ab3-r-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4.0,+ 4.5,+ 1.52+ ],+ "zmin_mm": 0.0,+ "centre_offset_mm": 0.05,+ "footprint_binding": "identity",+ "sha256": "0abdd6e15bce923ea0a9123a8183b8df6c55d75dfaf1f43a0e838245b67f57ab",+ "checked": "2026-11-12",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "title": "78L12G-AB3-R",+ "brief": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",+ "discovery_triggers": [+ "78l12g-ab3-r"+ ],+ "discovery_pitch": "78L12G-AB3-R (UTC Unisonic Tech) component page with datasheet-verified CAD." }
page.json+7−5@@ -4,7 +4,7 @@ "slug": "78l12g-ab3-r", "title": "78L12G-AB3-R", "brief": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",- "version": "0.2.2",+ "version": "0.2.3", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -110,11 +110,11 @@ "origin": "footprint origin = pad-pattern centre", "seat": "z = 0", "extents_mm": [- 4.0,+ 4, 4.5, 1.52 ],- "zmin_mm": 0.0,+ "zmin_mm": 0, "centre_offset_mm": 0.05, "footprint_binding": "identity", "sha256": "0abdd6e15bce923ea0a9123a8183b8df6c55d75dfaf1f43a0e838245b67f57ab",@@ -188,10 +188,12 @@ "viewers/symbol.html", "viewers/footprint.html", "pads.json",- "78l12g-ab3-r-etched.glb"+ "78l12g-ab3-r-etched.glb",+ "78l12g-ab3-r-hero.glb",+ "78l12g-ab3-r-hero.overlay.json" ], "updated_at": "2026-09-24T15:22:16.190Z", "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "visibility": "public", "org": "adom"-}+}