component
LM2902KVQDRQ1
Public Made by Adomby adom
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+51@@ -0,0 +1,51 @@+# LM2902KVQDRQ1++**Texas Instruments** · Operational Amplifier · SOIC-14++LM2902KVQDRQ1 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 | OUT1 | output | Output of channel 1 (amplifier 1 output). |+| 2 | IN1- | input | Inverting input of channel 1. |+| 3 | IN1+ | input | Non-inverting input of channel 1. |+| 4 | V+ | power_in | Positive (highest) supply voltage. |+| 5 | IN2+ | input | Non-inverting input of channel 2. |+| 6 | IN2- | input | Inverting input of channel 2. |+| 7 | OUT2 | output | Output of channel 2. |+| 8 | OUT3 | output | Output of channel 3. |+| 9 | IN3- | input | Inverting input of channel 3. |+| 10 | IN3+ | input | Non-inverting input of channel 3. |+| 11 | V- | power_in | Negative (lowest) supply voltage, or ground for single-supply operation. |+| 12 | IN4+ | input | Non-inverting input of channel 4. |+| 13 | IN4- | input | Inverting input of channel 4. |+| 14 | OUT4 | output | Output of channel 4. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `LM2902KVQDRQ1`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `lm2902kvqdrq1-etched.step` / `lm2902kvqdrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2902kvqdrq1.step` / `lm2902kvqdrq1.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/cn/lit/ds/symlink/lm2902-q1.pdf) (39 pp, sha256 `3d3d1f3674651e6b`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/lm2902kvqdrq1-datasheet.pdf)
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The headline features (page 1) say "+ ],+ "pages_sent": 15,+ "cost_usd": 0.0805,+ "at": "2026-10-08T00:06:55"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/ds/symlink/lm2902-q1.pdf",+ "pages": 39,+ "sha256": "3d3d1f3674651e6b",+ "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"+ },+ "models_3d": [+ {+ "file": "lm2902kvqdrq1.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 8.7,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "lm2902kvqdrq1-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 8.7,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "abcb1a52bfcfe868c1b150366007ab2804e7c2c6c5734b70991e89559fbaefa8",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}