component
LM2902DR
Public Made by Adomby adom
UMW Operational Amplifier, SOP-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+4−4@@ -1,8 +1,8 @@ # LM2902DR -**Unknown** · Operational Amplifier · SOP-14+**UMW** · Operational Amplifier · SOP-14 -LM2902DR from Unknown, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+LM2902DR from UMW, in a SOP-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD. ## Pinout @@ -27,7 +27,7 @@ LM2902DR from Unknown, in a SOP-14. Pinout and pin descriptions extracted from t | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | UMW | | Package | SOP-14 | | Category | Op-amp/Cmp | | Pins | 14 |@@ -49,7 +49,7 @@ LM2902DR from Unknown, in a SOP-14. Pinout and pin descriptions extracted from t Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/lm2902dr-datasheet.pdf) (13 pp, sha256 `788d49747ca05cb8`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [UMW datasheet](docs/lm2902dr-datasheet.pdf) (13 pp, sha256 `788d49747ca05cb8`, retrieved 2026-08-17, tier: lcsc) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0).
page.json+172−175@@ -1,181 +1,178 @@ {- "schema_version": 1,- "type": "component",- "slug": "lm2902dr",- "title": "LM2902DR",- "brief": "Unknown Operational Amplifier, SOP-14. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",- "license": "CC-BY-SA-4.0",- "tags": [- "component",- "op-amp-cmp",- "lm2902dr"- ],- "component": {- "mpn": "LM2902DR",- "manufacturer": "Unknown",- "package": "SOP-14",- "pin_count": 14,- "category": "Op-amp/Cmp",- "subcategory": "Operational Amplifier",- "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403231420_UMW-Youtai-Semiconductor-Co---Ltd--LM2902DR_C2874965.pdf",- "parts": {- "symbol": "lm2902dr.kicad_sym",- "footprint": "lm2902dr.kicad_mod",- "model_3d": "lm2902dr.glb",- "model_3d_step": "lm2902dr.step",- "lbr": "lm2902dr.lbr"- },- "distributor_links": {},- "pins": [- {- "number": "1",- "name": "1OUT",- "type": "output",- "description": "Output of op-amp channel 1. High-level output voltage typically Vcc-1.5V (RL=2kΩ); low-level typically 5 mV (RL≤10kΩ)."- },- {- "number": "2",- "name": "1IN-",- "type": "input",- "description": "Inverting (negative) input of op-amp channel 1. Common-mode input range 0 to Vcc-2 V; input bias current typically -20 nA."- },- {- "number": "3",- "name": "1IN+",- "type": "input",- "description": "Non-inverting (positive) input of op-amp channel 1. Common-mode input range 0 to Vcc-2 V; input bias current typically -20 nA."- },- {- "number": "4",- "name": "VCC",- "type": "power_in",- "description": "Positive supply voltage. Single-supply operation 3V to 26V (LM2902); dual supply ±1.5V to ±13V. Absolute maximum 26V."- },- {- "number": "5",- "name": "2IN+",- "type": "input",- "description": "Non-inverting (positive) input of op-amp channel 2. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "6",- "name": "2IN-",- "type": "input",- "description": "Inverting (negative) input of op-amp channel 2. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "7",- "name": "2OUT",- "type": "output",- "description": "Output of op-amp channel 2. High-level output voltage typically Vcc-1.5V (RL=2kΩ); low-level typically 5 mV (RL≤10kΩ)."- },- {- "number": "8",- "name": "3OUT",- "type": "output",- "description": "Output of op-amp channel 3. High-level output voltage typically Vcc-1.5V (RL=2kΩ); low-level typically 5 mV (RL≤10kΩ)."- },- {- "number": "9",- "name": "3IN-",- "type": "input",- "description": "Inverting (negative) input of op-amp channel 3. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "10",- "name": "3IN+",- "type": "input",- "description": "Non-inverting (positive) input of op-amp channel 3. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "11",- "name": "GND",- "type": "power_in",- "description": "Ground / negative supply reference for the device. All voltage values (except differential voltages) are with respect to this network GND."- },- {- "number": "12",- "name": "4IN+",- "type": "input",- "description": "Non-inverting (positive) input of op-amp channel 4. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "13",- "name": "4IN-",- "type": "input",- "description": "Inverting (negative) input of op-amp channel 4. Common-mode input range 0 to Vcc-2 V."- },- {- "number": "14",- "name": "4OUT",- "type": "output",- "description": "Output of op-amp channel 4. High-level output voltage typically Vcc-1.5V (RL=2kΩ); low-level typically 5 mV (RL≤10kΩ)."- }- ],- "provenance": {- "extractor": "ds2sf",- "datasheet": {- "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403231420_UMW-Youtai-Semiconductor-Co---Ltd--LM2902DR_C2874965.pdf",- "pages": 13,- "sha256": "788d49747ca05cb8",- "source_tier": "lcsc"- },- "cad": "KiCad official (CC-BY-SA 4.0)",- "pins": {- "total": 14,- "described": 14,- "cites_pages": true,- "refuses_to_fabricate": true- }- },- "viewers": {- "symbol": "viewers/symbol.html",- "footprint": "viewers/footprint.html"- }- },- "metadata": {- "specs": {- "Manufacturer": "Unknown",- "Package": "SOP-14",- "Category": "Op-amp/Cmp",- "Pins": "14"- }+ "schema_version": 1,+ "type": "component",+ "slug": "lm2902dr",+ "title": "LM2902DR",+ "brief": "UMW Operational Amplifier, SOP-14. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+ "component",+ "op-amp-cmp",+ "lm2902dr"+ ],+ "component": {+ "mpn": "LM2902DR",+ "manufacturer": "UMW",+ "package": "SOP-14",+ "pin_count": 14,+ "category": "Op-amp/Cmp",+ "subcategory": "Operational Amplifier",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403231420_UMW-Youtai-Semiconductor-Co---Ltd--LM2902DR_C2874965.pdf",+ "parts": {+ "symbol": "lm2902dr.kicad_sym",+ "footprint": "lm2902dr.kicad_mod",+ "model_3d": "lm2902dr.glb",+ "model_3d_step": "lm2902dr.step",+ "lbr": "lm2902dr.lbr" },- "sections": [- "hero",- "viewers",- "readme",- "breadcrumbs",- "info"- ],- "discovery_triggers": [- "lm2902dr"+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "1OUT",+ "type": "output",+ "description": "Output of op-amp channel 1. High-level output voltage typically Vcc-1.5V (RL=2k\u03a9); low-level typically 5 mV (RL\u226410k\u03a9)."+ },+ {+ "number": "2",+ "name": "1IN-",+ "type": "input",+ "description": "Inverting (negative) input of op-amp channel 1. Common-mode input range 0 to Vcc-2 V; input bias current typically -20 nA."+ },+ {+ "number": "3",+ "name": "1IN+",+ "type": "input",+ "description": "Non-inverting (positive) input of op-amp channel 1. Common-mode input range 0 to Vcc-2 V; input bias current typically -20 nA."+ },+ {+ "number": "4",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply voltage. Single-supply operation 3V to 26V (LM2902); dual supply \u00b11.5V to \u00b113V. Absolute maximum 26V."+ },+ {+ "number": "5",+ "name": "2IN+",+ "type": "input",+ "description": "Non-inverting (positive) input of op-amp channel 2. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "6",+ "name": "2IN-",+ "type": "input",+ "description": "Inverting (negative) input of op-amp channel 2. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "7",+ "name": "2OUT",+ "type": "output",+ "description": "Output of op-amp channel 2. High-level output voltage typically Vcc-1.5V (RL=2k\u03a9); low-level typically 5 mV (RL\u226410k\u03a9)."+ },+ {+ "number": "8",+ "name": "3OUT",+ "type": "output",+ "description": "Output of op-amp channel 3. High-level output voltage typically Vcc-1.5V (RL=2k\u03a9); low-level typically 5 mV (RL\u226410k\u03a9)."+ },+ {+ "number": "9",+ "name": "3IN-",+ "type": "input",+ "description": "Inverting (negative) input of op-amp channel 3. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "10",+ "name": "3IN+",+ "type": "input",+ "description": "Non-inverting (positive) input of op-amp channel 3. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "11",+ "name": "GND",+ "type": "power_in",+ "description": "Ground / negative supply reference for the device. All voltage values (except differential voltages) are with respect to this network GND."+ },+ {+ "number": "12",+ "name": "4IN+",+ "type": "input",+ "description": "Non-inverting (positive) input of op-amp channel 4. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "13",+ "name": "4IN-",+ "type": "input",+ "description": "Inverting (negative) input of op-amp channel 4. Common-mode input range 0 to Vcc-2 V."+ },+ {+ "number": "14",+ "name": "4OUT",+ "type": "output",+ "description": "Output of op-amp channel 4. High-level output voltage typically Vcc-1.5V (RL=2k\u03a9); low-level typically 5 mV (RL\u226410k\u03a9)."+ } ],- "discovery_pitch": "LM2902DR (Unknown) component page with datasheet-verified CAD.",- "author": {- "name": "Ray",- "email": "[email protected]"+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403231420_UMW-Youtai-Semiconductor-Co---Ltd--LM2902DR_C2874965.pdf",+ "pages": 13,+ "sha256": "788d49747ca05cb8",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 14,+ "described": 14,+ "cites_pages": true,+ "refuses_to_fabricate": true+ } },- "dependencies": {},- "hero": {- "type": "image",- "path": "docs/hero.png"- },- "files": [- "page.json",- "README.md",- "lm2902dr.kicad_sym",- "lm2902dr.kicad_mod",- "lm2902dr.glb",- "lm2902dr.step",- "lm2902dr.lbr",- "docs/hero.png",- "docs/lm2902dr-datasheet.pdf",- "viewers/symbol.html",- "viewers/footprint.html"- ],- "visibility": {- "public": true+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Unknown",+ "Package": "SOP-14",+ "Category": "Op-amp/Cmp",+ "Pins": "14" }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lm2902dr"+ ],+ "discovery_pitch": "LM2902DR (Unknown) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ },+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm2902dr.kicad_sym",+ "lm2902dr.kicad_mod",+ "lm2902dr.glb",+ "lm2902dr.step",+ "lm2902dr.lbr",+ "docs/hero.png",+ "docs/lm2902dr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ] }