component
BA3121F-E2
Public Made by Adomby adom
ROHM Audio Power OpAmps, SOP-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": "ba3121f-e2",+ "title": "BA3121F-E2",+ "brief": "ROHM Audio Power OpAmps, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "ROHM Audio Power OpAmps, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "op-amp-cmp", "ba3121f-e2" ],+ "component": {+ "mpn": "BA3121F-E2",+ "manufacturer": "ROHM",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Op-amp/Cmp",+ "subcategory": "Audio Power OpAmps",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2f99a7fcadb344b1b64cec5a4d2f0496.pdf",+ "parts": {+ "symbol": "ba3121f-e2.kicad_sym",+ "footprint": "ba3121f-e2.kicad_mod",+ "model_3d": "ba3121f-e2.glb",+ "model_3d_step": "ba3121f-e2.step",+ "lbr": "ba3121f-e2.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "OUT1",+ "type": "output",+ "description": "Channel 1 audio output. Drives the power amplifier through a coupling capacitor (typ. 4.7 \u00b5F electrolytic). Ground-isolated version of the IN1 signal."+ },+ {+ "number": "2",+ "name": "VM1",+ "type": "passive",+ "description": "Channel 1 common-mode rejection setting/decoupling node. External capacitor to ground (typ. 22 \u00b5F) sets the CMRR performance for amplifier 1-A. Larger capacitance improves low-frequency CMRR."+ },+ {+ "number": "3",+ "name": "IN1",+ "type": "input",+ "description": "Channel 1 audio input from the source (tape deck / tuner). AC-coupled via an external 4.7 \u00b5F capacitor. Typical input resistance 55 k\u03a9."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference (car body ground on the source side). All internal circuitry is referenced to this pin."+ },+ {+ "number": "5",+ "name": "IN2",+ "type": "input",+ "description": "Channel 2 audio input from the source (tape deck / tuner). AC-coupled via an external 4.7 \u00b5F capacitor. Typical input resistance 55 k\u03a9."+ },+ {+ "number": "6",+ "name": "VM2",+ "type": "passive",+ "description": "Channel 2 common-mode rejection setting/decoupling node, shared with the reference divider. External capacitor to ground (typ. 10 \u00b5F) sets CMRR performance for amplifier 2-A."+ },+ {+ "number": "7",+ "name": "OUT2",+ "type": "output",+ "description": "Channel 2 audio output. Drives the power amplifier through a coupling capacitor (typ. 4.7 \u00b5F electrolytic). Ground-isolated version of the IN2 signal."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive power supply. Recommended operating range 4 V to 18 V (typ. 12 V), absolute maximum 18 V. Quiescent current ~9.0 mA typ."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/2f99a7fcadb344b1b64cec5a4d2f0496.pdf",+ "pages": 15,+ "sha256": "a0c13e55a1f7debc",+ "source_tier": "mfr"+ },+ "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": "ROHM",+ "Package": "SOP-8",+ "Category": "Op-amp/Cmp",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ba3121f-e2"+ ],+ "discovery_pitch": "BA3121F-E2 (ROHM) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/ba3121f-e2-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }