component
LM5019MRX
Public Made by Adomby adom
Texas Instruments DC-DC Converters, SO-8-EP. 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": "lm5019mrx",+ "title": "LM5019MRX",+ "brief": "Texas Instruments DC-DC Converters, SO-8-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Texas Instruments DC-DC Converters, SO-8-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "lm5019mrx" ],+ "component": {+ "mpn": "LM5019MRX",+ "manufacturer": "Texas Instruments",+ "package": "SO-8-EP",+ "pin_count": 9,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/1912202024_Texas-Instruments-LM5019MRX-NOPB_C471034.pdf",+ "parts": {+ "symbol": "lm5019mrx.kicad_sym",+ "footprint": "lm5019mrx.kicad_mod",+ "model_3d": "lm5019mrx.glb",+ "model_3d_step": "lm5019mrx.step",+ "lbr": "lm5019mrx.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "RTN",+ "type": "power_in",+ "description": "Ground return of the integrated circuit. Also the reference for all internal analog and power domains. The exposed pad must be tied to this pin."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply pin. Operating input voltage range is 7.5 V to 100 V. Feeds the internal high-voltage startup regulator and the high-side power MOSFET."+ },+ {+ "number": "3",+ "name": "UVLO",+ "type": "input",+ "description": "Input to the undervoltage lockout comparator. A resistor divider from VIN sets the UVLO threshold; an internal current source provides programmable hysteresis when UVLO > 1.225 V. Pulling UVLO below 0.66 V forces shutdown."+ },+ {+ "number": "4",+ "name": "RON",+ "type": "input",+ "description": "On-time programming pin. A resistor from RON to VIN sets the high-side switch on-time as a function of VIN, giving nearly constant switching frequency. Minimum recommended on-time is 100 ns at maximum VIN."+ },+ {+ "number": "5",+ "name": "FB",+ "type": "input",+ "description": "Feedback pin, connected to the inverting input of the internal regulation comparator. Internal reference is 1.225 V; set output voltage with an external divider from VOUT to FB to RTN."+ },+ {+ "number": "6",+ "name": "VCC",+ "type": "power_out",+ "description": "Output of the internal high-voltage series pass regulator, regulated at 7.6 V. Provides bias for the gate drivers and internal circuitry. Bypass with a 1.0-uF ceramic capacitor to RTN."+ },+ {+ "number": "7",+ "name": "BST",+ "type": "power_in",+ "description": "Bootstrap capacitor pin for the high-side gate driver. Connect a 0.01-uF ceramic capacitor between BST and SW. The BST capacitor is refreshed from VCC through an internal diode while SW is low."+ },+ {+ "number": "8",+ "name": "SW",+ "type": "output",+ "description": "Switching node between the integrated high-side and low-side power MOSFETs. Connect to the output inductor and to the bottom plate of the bootstrap capacitor. Absolute max SW to RTN is -1.5 V (steady) / -5 V (100-ns transient)."+ },+ {+ "number": "EP",+ "name": "EP",+ "type": "power_in",+ "description": "Exposed thermal pad on the underside of the package. Must be electrically connected to the RTN pin and tied to the system ground plane for reduced thermal resistance."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/1912202024_Texas-Instruments-LM5019MRX-NOPB_C471034.pdf",+ "pages": 35,+ "sha256": "994feed72dee9bcb",+ "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": "Texas Instruments",+ "Package": "SO-8-EP",+ "Category": "PMIC",+ "Pins": "9"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lm5019mrx"+ ],+ "discovery_pitch": "LM5019MRX (Texas Instruments) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +144,5 @@ "docs/lm5019mrx-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }