component
LM2576S-12
Public Made by Adomby adom
HGSEMI DC-DC Converters, TO-263-5. 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": "lm2576s-12",+ "title": "LM2576S-12",+ "brief": "HGSEMI DC-DC Converters, TO-263-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "HGSEMI DC-DC Converters, TO-263-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "lm2576s-12" ],+ "component": {+ "mpn": "LM2576S-12",+ "manufacturer": "HGSEMI",+ "package": "TO-263-5",+ "pin_count": 6,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9d5956eaefdc24fbfcefd5ae02be1b83.pdf",+ "parts": {+ "symbol": "lm2576s-12.kicad_sym",+ "footprint": "lm2576s-12.kicad_mod",+ "model_3d": "lm2576s-12.glb",+ "model_3d_step": "lm2576s-12.step",+ "lbr": "lm2576s-12.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VIN",+ "type": "power_in",+ "description": "Unregulated DC input supply. Operating range 15V-40V for LM2576 (up to 60V for LM2576HV). Bypass with a low-ESR 100\u00b5F electrolytic close to the pin."+ },+ {+ "number": "2",+ "name": "Output",+ "type": "power_out",+ "description": "Switching output from the internal 3A NPN power switch. Connect to the catch Schottky diode (e.g. 1N5822) cathode and the LC output filter (typ. 100\u00b5H + 1000\u00b5F) that produces the regulated 12V rail."+ },+ {+ "number": "3",+ "name": "Ground",+ "type": "power_in",+ "description": "Device power ground / signal return. Electrically common with the exposed TAB (tab is GND) - solder both to the ground plane for the thermal path."+ },+ {+ "number": "4",+ "name": "Feedback",+ "type": "input",+ "description": "Regulation feedback input to the internal error amplifier. For the fixed 12V version, tie directly to the +12V output node; the internal divider sets the 1.23V bandgap reference for regulation. Bias current ~50nA (500nA max)."+ },+ {+ "number": "5",+ "name": "ON/OFF",+ "type": "input",+ "description": "Active-low TTL-compatible shutdown input. Logic LOW (VIL \u2264 1.0V) or grounded = regulator ON; logic HIGH (VIH \u2265 2.2V, up to VIN) = shutdown (~50\u00b5A standby current). Do not leave floating; tie to GND for always-on operation."+ },+ {+ "number": "TAB",+ "name": "GND",+ "type": "passive",+ "description": "Exposed metal tab, internally connected to pin 3 (Ground). Provides the primary thermal path (R\u03b8JC(bot) \u2248 0.4\u00b0C/W); solder to a copper ground pour sized for the required \u03b8JA."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/9d5956eaefdc24fbfcefd5ae02be1b83.pdf",+ "pages": 14,+ "sha256": "eddc94f04fe787be",+ "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": "HGSEMI",+ "Package": "TO-263-5",+ "Category": "PMIC",+ "Pins": "6"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lm2576s-12"+ ],+ "discovery_pitch": "LM2576S-12 (HGSEMI) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +126,5 @@ "docs/lm2576s-12-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }