component
UM1663S
Public Made by Adomby adom
Union Semiconductor DC-DC Converters, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+104−8@@ -1,13 +1,114 @@ {+ "schema_version": 1,+ "type": "component", "slug": "um1663s",+ "title": "UM1663S",+ "brief": "Union Semiconductor DC-DC Converters, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Union Semiconductor DC-DC Converters, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "um1663s" ],+ "component": {+ "mpn": "UM1663S",+ "manufacturer": "Union Semiconductor",+ "package": "SOT-23-6",+ "pin_count": 6,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2308251149_Union-Semiconductor-UM1663S_C7542878.pdf",+ "parts": {+ "symbol": "um1663s.kicad_sym",+ "footprint": "um1663s.kicad_mod",+ "model_3d": "um1663s.glb",+ "model_3d_step": "um1663s.step",+ "lbr": "um1663s.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "SW",+ "type": "power_out",+ "description": "Switch pin. Connect the boost inductor and Schottky diode to this pin. Internal NMOS power switch rated to 40V max (Vsw), 1A current limit (typical), Rds(on) ~550 mOhm."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / power ground. Datasheet symbol listed as GND/PGND; single ground return for the device and internal power switch."+ },+ {+ "number": "3",+ "name": "FB",+ "type": "input",+ "description": "Feedback voltage pin. Regulated to 200mV internal reference (Vref 190-210mV) via an external sense resistor to set LED current. Duty-cycle on SHDN modulates the effective feedback reference for dimming."+ },+ {+ "number": "4",+ "name": "SHDN",+ "type": "input",+ "description": "Active-low chip enable and single-wire PWM/Pulse-mode dimming input. VIH >=1.5V (Vcc=3.7V) / >=1.8V (Vcc=5V); VIL <=0.6V/0.8V. Initial pulse >=2ms selects PWM dimming (500Hz-50kHz); initial pulse <=1.5ms selects 64-step Pulse dimming. Logic low >20ms shuts the device down."+ },+ {+ "number": "5",+ "name": "OVP",+ "type": "input",+ "description": "Overvoltage protection sense pin. Connect to the boost output capacitor; the chip clamps output when the pin exceeds the internal threshold. Default OVP threshold is 38V (spec typ 36V)."+ },+ {+ "number": "6",+ "name": "VIN",+ "type": "power_in",+ "description": "Supply voltage pin. Operating range 2.8V to 5.5V; absolute max -0.3V to +6V. Bypass with a local ceramic capacitor (typ 10uF)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2308251149_Union-Semiconductor-UM1663S_C7542878.pdf",+ "pages": 16,+ "sha256": "da01582bb6963f3e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 6,+ "described": 6,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Union Semiconductor",+ "Package": "SOT-23-6",+ "Category": "PMIC",+ "Pins": "6"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "um1663s"+ ],+ "discovery_pitch": "UM1663S (Union Semiconductor) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +126,5 @@ "docs/um1663s-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }