component
LGS5145EP
Public Made by Adomby adom
Legend Si DC-DC Converters, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+122−8@@ -1,13 +1,132 @@ {+ "schema_version": 1,+ "type": "component", "slug": "lgs5145ep",+ "title": "LGS5145EP",+ "brief": "Legend Si DC-DC Converters, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Legend Si DC-DC Converters, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "lgs5145ep" ],+ "component": {+ "mpn": "LGS5145EP",+ "manufacturer": "Legend Si",+ "package": "ESOP-8",+ "pin_count": 9,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/84340b478787d0b579406c9173500383.pdf",+ "parts": {+ "symbol": "lgs5145ep.kicad_sym",+ "footprint": "lgs5145ep.kicad_mod",+ "model_3d": "lgs5145ep.glb",+ "model_3d_step": "lgs5145ep.step",+ "lbr": "lgs5145ep.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "BST",+ "type": "passive",+ "description": "Bootstrap supply pin for the high-side gate driver. A high-quality 100nF ceramic capacitor must be connected between BST and SW to bias the internal high-side MOSFET gate driver. Observe capacitor voltage rating (\u226516V recommended)."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Regulator power input, 4.5V-60V. Bypass with a 2.2\u00b5F (or larger) ceramic capacitor placed as close as possible between VIN and GND to minimize ringing and EMI."+ },+ {+ "number": "3",+ "name": "EN",+ "type": "input",+ "description": "Regulator enable input. Drive high (>1.4V) to enable the buck output; drive low (<1.0V) to shut down the regulator and enter low-power sleep. Has an internal ~100nA weak pull-down; do not leave floating in noisy environments - tie to VIN for auto-start."+ },+ {+ "number": "4",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating."+ },+ {+ "number": "5",+ "name": "FB",+ "type": "input",+ "description": "Feedback input to the internal error amplifier. Connect to the tap of an external resistor divider from VOUT to GND; internal reference is 0.812V. VOUT = 0.812 \u00d7 (RF + RG)/RG; keep RG \u2264 30k\u03a9. Absolute max FB voltage is -0.3V to 6V."+ },+ {+ "number": "6",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground return pin. Must be connected to the exposed pad and to the system ground plane through multiple vias for proper thermal and electrical performance."+ },+ {+ "number": "8",+ "name": "SW",+ "type": "output",+ "description": "Internal power-switch node. Connect to the external power inductor, Schottky freewheeling diode (e.g. SS26), and the CBST bootstrap capacitor. Handles the switching waveform at 1.2MHz with peak currents up to 1.7A."+ },+ {+ "number": "EP",+ "name": "GND (Exposed Pad)",+ "type": "power_in",+ "description": "Exposed thermal pad on the bottom of the ESOP-8 package. Must be soldered to the PCB ground plane (connected to GND, pin 7) for thermal dissipation and electrical grounding."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/84340b478787d0b579406c9173500383.pdf",+ "pages": 23,+ "sha256": "b368131b194cf7e0",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Legend Si",+ "Package": "ESOP-8",+ "Category": "PMIC",+ "Pins": "9"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lgs5145ep"+ ],+ "discovery_pitch": "LGS5145EP (Legend Si) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +144,5 @@ "docs/lgs5145ep-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }