component
78M15
Public Made by Adomby adom
UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+4−4@@ -1,8 +1,8 @@ # 78M15 -**Unknown** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252+**UMW** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252 -78M15 from Unknown, in a TO-252. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+78M15 from UMW, in a TO-252. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD. ## Pinout @@ -16,7 +16,7 @@ | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | UMW | | Package | TO-252 | | Category | PMIC | | Pins | 3 |@@ -31,7 +31,7 @@ Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/78m15-datasheet.pdf) (16 pp, sha256 `162df1416fa16ead`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [UMW datasheet](docs/78m15-datasheet.pdf) (16 pp, sha256 `162df1416fa16ead`, 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+106−109@@ -1,115 +1,112 @@ {- "schema_version": 1,- "type": "component",- "slug": "78m15",- "title": "78M15",- "brief": "Unknown Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",- "license": "CC-BY-SA-4.0",- "tags": [- "component",- "pmic",- "78m15"- ],- "component": {- "mpn": "78M15",- "manufacturer": "Unknown",- "package": "TO-252",- "pin_count": 3,- "category": "PMIC",- "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",- "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2303131600_UMW-Youtai-Semiconductor-Co---Ltd--78M15_C5137167.pdf",- "parts": {- "symbol": "78m15.kicad_sym",- "footprint": "78m15.kicad_mod",- "model_3d": "78m15.glb",- "model_3d_step": "78m15.step",- "lbr": "78m15.lbr"- },- "distributor_links": {},- "pins": [- {- "number": "1",- "name": "INPUT",- "type": "power_in",- "description": "Unregulated positive DC input. Maximum DC input voltage 35 V (for Vo=5..18 V variants). Recommended input bypass capacitor Ci = 0.33 uF close to the pin for stability."- },- {- "number": "2",- "name": "GND",- "type": "power_in",- "description": "Common ground reference for both the input and regulated output. On TO-252 and SOT-223 packages the tab is electrically connected to this pin and should be soldered to a copper pour for thermal dissipation."- },- {- "number": "3",- "name": "OUTPUT",- "type": "power_out",- "description": "Regulated positive DC output. Fixed nominal voltage depending on suffix (78M15 = +15 V, tolerance +/-4%). Output current up to 1 A, internally limited (Isc ~800 mA at Vi=35 V). Recommended output capacitor Co = 0.1 uF for transient response."- }- ],- "provenance": {- "extractor": "ds2sf",- "datasheet": {- "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2303131600_UMW-Youtai-Semiconductor-Co---Ltd--78M15_C5137167.pdf",- "pages": 16,- "sha256": "162df1416fa16ead",- "source_tier": "lcsc"- },- "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"- }- },- "metadata": {- "specs": {- "Manufacturer": "Unknown",- "Package": "TO-252",- "Category": "PMIC",- "Pins": "3"- }+ "schema_version": 1,+ "type": "component",+ "slug": "78m15",+ "title": "78M15",+ "brief": "UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+ "component",+ "pmic",+ "78m15"+ ],+ "component": {+ "mpn": "78M15",+ "manufacturer": "UMW",+ "package": "TO-252",+ "pin_count": 3,+ "category": "PMIC",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2303131600_UMW-Youtai-Semiconductor-Co---Ltd--78M15_C5137167.pdf",+ "parts": {+ "symbol": "78m15.kicad_sym",+ "footprint": "78m15.kicad_mod",+ "model_3d": "78m15.glb",+ "model_3d_step": "78m15.step",+ "lbr": "78m15.lbr" },- "sections": [- "hero",- "viewers",- "readme",- "breadcrumbs",- "info"- ],- "discovery_triggers": [- "78m15"+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "INPUT",+ "type": "power_in",+ "description": "Unregulated positive DC input. Maximum DC input voltage 35 V (for Vo=5..18 V variants). Recommended input bypass capacitor Ci = 0.33 uF close to the pin for stability."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground reference for both the input and regulated output. On TO-252 and SOT-223 packages the tab is electrically connected to this pin and should be soldered to a copper pour for thermal dissipation."+ },+ {+ "number": "3",+ "name": "OUTPUT",+ "type": "power_out",+ "description": "Regulated positive DC output. Fixed nominal voltage depending on suffix (78M15 = +15 V, tolerance +/-4%). Output current up to 1 A, internally limited (Isc ~800 mA at Vi=35 V). Recommended output capacitor Co = 0.1 uF for transient response."+ } ],- "discovery_pitch": "78M15 (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/2303131600_UMW-Youtai-Semiconductor-Co---Ltd--78M15_C5137167.pdf",+ "pages": 16,+ "sha256": "162df1416fa16ead",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "cites_pages": true,+ "refuses_to_fabricate": true+ } },- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "78m15.kicad_sym",- "78m15.kicad_mod",- "78m15.glb",- "78m15.step",- "78m15.lbr",- "docs/hero.png",- "docs/78m15-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": "TO-252",+ "Category": "PMIC",+ "Pins": "3" }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "78m15"+ ],+ "discovery_pitch": "78M15 (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",+ "78m15.kicad_sym",+ "78m15.kicad_mod",+ "78m15.glb",+ "78m15.step",+ "78m15.lbr",+ "docs/hero.png",+ "docs/78m15-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ] }