component
LM4890S
Public Made by Adomby adom
IDCHIP Audio Power OpAmps, MSOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "lm4890s",+ "title": "LM4890S",+ "brief": "IDCHIP Audio Power OpAmps, MSOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "IDCHIP Audio Power OpAmps, MSOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "op-amp-cmp", "lm4890s" ],+ "component": {+ "mpn": "LM4890S",+ "manufacturer": "IDCHIP",+ "package": "MSOP-8",+ "pin_count": 8,+ "category": "Op-amp/Cmp",+ "subcategory": "Audio Power OpAmps",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/69d3bfc68f71af0ee59ded178ca676e7.pdf",+ "parts": {+ "symbol": "lm4890s.kicad_sym",+ "footprint": "lm4890s.kicad_mod",+ "model_3d": "lm4890s.glb",+ "model_3d_step": "lm4890s.step",+ "lbr": "lm4890s.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "SHUTDOWN",+ "type": "input",+ "description": "Active-low shutdown control. Drive high (VIH \u2265 1.2V) for normal operation; drive low (VIL \u2264 0.4V) to place the amplifier into low-power shutdown mode (ISD \u2248 0.1\u00b5A typ)."+ },+ {+ "number": "2",+ "name": "BYPASS",+ "type": "passive",+ "description": "Internal common-mode (half-supply) bias bypass node. Connect a bypass capacitor (typically 1\u00b5F) from this pin to GND to filter the internal mid-rail reference and improve PSRR / pop suppression."+ },+ {+ "number": "3",+ "name": "+IN",+ "type": "input",+ "description": "Non-inverting analog audio input of the internal amplifier A1. Typically AC-referenced to the BYPASS mid-rail in the standard application."+ },+ {+ "number": "4",+ "name": "-IN",+ "type": "input",+ "description": "Inverting analog audio input. Sets the closed-loop gain via external RIN (typ 20k\u03a9) and Rf (typ 68k\u03a9); combines with CIN to form the input high-pass filter fC = 1/(2\u03c0\u00b7RIN\u00b7CIN)."+ },+ {+ "number": "5",+ "name": "VO1",+ "type": "output",+ "description": "BTL speaker output (negative/inverting side of the bridge, VOUT-). Connect one terminal of the 8\u03a9 speaker load between VO1 (pin 5) and VO2 (pin 8). No output coupling capacitor required."+ },+ {+ "number": "6",+ "name": "VDD",+ "type": "power_in",+ "description": "Positive supply input, 2.2V to 5.5V operating range (5.5V absolute max). Decouple locally with CS (typ 1\u00b5F) to GND."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / supply return. All voltages in the datasheet are referenced to this pin."+ },+ {+ "number": "8",+ "name": "VO2",+ "type": "output",+ "description": "BTL speaker output (positive/non-inverting side of the bridge, VOUT+). Connect the other terminal of the 8\u03a9 speaker load here. No output coupling capacitor required."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/69d3bfc68f71af0ee59ded178ca676e7.pdf",+ "pages": 8,+ "sha256": "a83b352f78b378f3",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "IDCHIP",+ "Package": "MSOP-8",+ "Category": "Op-amp/Cmp",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lm4890s"+ ],+ "discovery_pitch": "LM4890S (IDCHIP) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/lm4890s-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }