component
BA3123F-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+122−8@@ -1,13 +1,132 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ba3123f-e2",+ "title": "BA3123F-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", "ba3123f-e2" ],+ "component": {+ "mpn": "BA3123F-E2",+ "manufacturer": "ROHM",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Op-amp/Cmp",+ "subcategory": "Audio Power OpAmps",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c64124645c6d1566008f4ca827eb627a.pdf",+ "parts": {+ "symbol": "ba3123f-e2.kicad_sym",+ "footprint": "ba3123f-e2.kicad_mod",+ "model_3d": "ba3123f-e2.glb",+ "model_3d_step": "ba3123f-e2.step",+ "lbr": "ba3123f-e2.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "OUT1",+ "type": "output",+ "description": "Channel 1 audio output. AC-coupled (typ. 4.7 uF electrolytic) to the power amplifier input. Maximum output swing V_OM ~2.0 Vrms at V_CC = 8 V, THD = 0.1 %."+ },+ {+ "number": "2",+ "name": "VM1",+ "type": "passive",+ "description": "Channel 1 common-mode reference / noise-cancel input. External electrolytic capacitor (typ. 4.7 uF) to the source (tape deck/tuner) ground so the op-amp can subtract the car-body noise voltage from IN1. Larger caps here improve low-frequency CMRR (see Figure 10)."+ },+ {+ "number": "3",+ "name": "IN1",+ "type": "input",+ "description": "Channel 1 audio input. AC-coupled (typ. 4.7 uF electrolytic) from the tuner/tape-deck output. Input resistance R_IN typ. 55 kOhm (44-66 kOhm)."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the IC. Tied to the local (power-amplifier / car body) ground; the isolation topology intentionally references the IC ground separately from the source ground."+ },+ {+ "number": "5",+ "name": "IN2",+ "type": "input",+ "description": "Channel 2 audio input. AC-coupled (typ. 4.7 uF electrolytic) from the tuner/tape-deck output. Input resistance R_IN typ. 55 kOhm (44-66 kOhm)."+ },+ {+ "number": "6",+ "name": "VM2",+ "type": "passive",+ "description": "Channel 2 common-mode reference / noise-cancel input. External electrolytic capacitor (typ. 10 uF in the front-page circuit) to the source ground so the op-amp can subtract the car-body noise voltage from IN2. Cap value trades off low-frequency CMRR vs. board area."+ },+ {+ "number": "7",+ "name": "OUT2",+ "type": "output",+ "description": "Channel 2 audio output. AC-coupled (typ. 4.7 uF electrolytic) to the power amplifier input. Maximum output swing V_OM ~2.0 Vrms at V_CC = 8 V, THD = 0.1 %."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply. Recommended operating range 4 V to 18 V (typ. 12 V), absolute maximum 18 V. Quiescent current I_Q typ. 9.0 mA (max 14 mA). Bypass locally to GND."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/c64124645c6d1566008f4ca827eb627a.pdf",+ "pages": 15,+ "sha256": "7d7f8f0e50bbea12",+ "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"+ }+ },+ "variants": [+ {+ "mpn": "BA3123F-E2",+ "kind": "packaging"+ }+ ],+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "ba3123f-e2"+ ],+ "discovery_pitch": "BA3123F-E2 (ROHM) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +144,5 @@ "docs/ba3123f-e2-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }