component
LM2900DR
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Texas Instruments Operational Amplifier, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# LM2900DR++**Texas Instruments** · Operational Amplifier · SOIC-14++LM2900DR from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | 1IN+ | input | Non-inverting (current-mirror) input of amplifier 1; negative input current should be limited externally to about -1 mA. |+| 2 | 2IN+ | input | Non-inverting (current-mirror) input of amplifier 2; negative input current should be limited externally to about -1 mA. |+| 3 | 2IN- | input | Inverting input of amplifier 2; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA. |+| 4 | 2OUT | output | Output of amplifier 2; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating. |+| 5 | 1OUT | output | Output of amplifier 1; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating. |+| 6 | 1IN- | input | Inverting input of amplifier 1; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA. |+| 7 | GND | power_in | Network ground terminal; all voltages are referenced to it, and input clamps hold inputs to about -0.3 V below it. |+| 8 | 3IN- | input | Inverting input of amplifier 3; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA. |+| 9 | 3OUT | output | Output of amplifier 3; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating. |+| 10 | 4OUT | output | Output of amplifier 4; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating. |+| 11 | 4IN- | input | Inverting input of amplifier 4; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA. |+| 12 | 4IN+ | input | Non-inverting (current-mirror) input of amplifier 4; negative input current should be limited externally to about -1 mA. |+| 13 | 3IN+ | input | Non-inverting (current-mirror) input of amplifier 3; negative input current should be limited externally to about -1 mA. |+| 14 | VCC | power_in | Positive supply; recommended 4.5 V to 32 V single supply, absolute maximum 36 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `LM2900DR`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `lm2900dr-etched.step` / `lm2900dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2900dr.step` / `lm2900dr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/lm2900.pdf) (17 pp, sha256 `84f315785e7561f3`, retrieved 2026-10-01, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lm2900dr-datasheet.pdf)
page.jsonadded+194@@ -0,0 +1,194 @@+{+ "slug": "lm2900dr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Operational Amplifier, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lm2900dr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm2900dr.kicad_sym",+ "lm2900dr.kicad_mod",+ "lm2900dr.glb",+ "lm2900dr.step",+ "lm2900dr.lbr",+ "docs/hero.png",+ "docs/lm2900dr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "LM2900DR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-14",+ "pin_count": 14,+ "category": "Amplifiers/Comparators",+ "subcategory": "Operational Amplifier",+ "datasheet": "https://www.ti.com/lit/ds/symlink/lm2900.pdf",+ "parts": {+ "symbol": "lm2900dr.kicad_sym",+ "footprint": "lm2900dr.kicad_mod",+ "model_3d": "lm2900dr-etched.glb",+ "model_3d_plain": "lm2900dr.glb",+ "model_3d_step": "lm2900dr-etched.step",+ "model_3d_step_plain": "lm2900dr.step",+ "lbr": "lm2900dr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2869703",+ "digikey": "296-9525-2-ND",+ "mouser": "595-LM2900DR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T06:39:54Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-9525-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-LM2900DR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1IN+",+ "type": "input",+ "description": "Non-inverting (current-mirror) input of amplifier 1; negative input current should be limited externally to about -1 mA."+ },+ {+ "number": "2",+ "name": "2IN+",+ "type": "input",+ "description": "Non-inverting (current-mirror) input of amplifier 2; negative input current should be limited externally to about -1 mA."+ },+ {+ "number": "3",+ "name": "2IN–",+ "type": "input",+ "description": "Inverting input of amplifier 2; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA."+ },+ {+ "number": "4",+ "name": "2OUT",+ "type": "output",+ "description": "Output of amplifier 2; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating."+ },+ {+ "number": "5",+ "name": "1OUT",+ "type": "output",+ "description": "Output of amplifier 1; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating."+ },+ {+ "number": "6",+ "name": "1IN–",+ "type": "input",+ "description": "Inverting input of amplifier 1; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Network ground terminal; all voltages are referenced to it, and input clamps hold inputs to about -0.3 V below it."+ },+ {+ "number": "8",+ "name": "3IN–",+ "type": "input",+ "description": "Inverting input of amplifier 3; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA."+ },+ {+ "number": "9",+ "name": "3OUT",+ "type": "output",+ "description": "Output of amplifier 3; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating."+ },+ {+ "number": "10",+ "name": "4OUT",+ "type": "output",+ "description": "Output of amplifier 4; short circuit to ground is unlimited in duration at or below 25°C, but shorts to VCC can cause destructive heating."+ },+ {+ "number": "11",+ "name": "4IN–",+ "type": "input",+ "description": "Inverting input of amplifier 4; input currents are differenced here and flow through the external feedback resistor, with negative input current limited to about -1 mA."+ },+ {+ "number": "12",+ "name": "4IN+",+ "type": "input",+ "description": "Non-inverting (current-mirror) input of amplifier 4; negative input current should be limited externally to about -1 mA."+ },+ {+ "number": "13",+ "name": "3IN+",+ "type": "input",+ "description": "Non-inverting (current-mirror) input of amplifier 3; negative input current should be limited externally to about -1 mA."+ },+ {+ "number": "14",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply; recommended 4.5 V to 32 V single supply, absolute maximum 36 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pinout diagram on page 1 is labeled 'N PACKAGE (TOP VIEW)' (DIP package), but MPN LM2900DR specifies"+ ],+ "pages_sent": 17,+ "cost_usd": 0.1341,+ "at": "2026-10-01T06:39:37"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/lm2900.pdf",+ "pages": 17,+ "sha256": "84f315785e7561f3",+ "source_tier": "mfr"+ },+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}