component
OPA2991IDGKR
Public Made by Adomby adom
Texas Instruments Operational Amplifier, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+45@@ -0,0 +1,45 @@+# OPA2991IDGKR++**Texas Instruments** · Operational Amplifier · VSSOP-8++OPA2991IDGKR from Texas Instruments, in a VSSOP-8. 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 | Channel A output with ±75 mA short-circuit current capability. |+| 2 | IN1- | input | Channel A inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range. |+| 3 | IN1+ | input | Channel A non-inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range. |+| 4 | V- | power_in | Negative power supply reference. |+| 5 | IN2+ | input | Channel B non-inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range. |+| 6 | IN2- | input | Channel B inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range. |+| 7 | OUT2 | output | Channel B output with ±75 mA short-circuit current capability. |+| 8 | V+ | power_in | Positive power supply, 2.7 V to 40 V operating range (±1.35 V to ±20 V dual supply). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VSSOP-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `OPA2991IDGKR`+- Footprint: `Package_SO:VSSOP-8_2.3x2mm_P0.5mm`+- 3D model: VSSOP-8 (KiCad packages3D, STEP)+- 3D model files: `opa2991idgkr-etched.step` / `opa2991idgkr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa2991idgkr.step` / `opa2991idgkr.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/gpn/opa991) (87 pp, sha256 `d6030f5844d7c1ca`, retrieved 2026-09-27, 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 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/opa2991idgkr-datasheet.pdf)
page.jsonadded+156@@ -0,0 +1,156 @@+{+ "slug": "opa2991idgkr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Operational Amplifier, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "opa2991idgkr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "opa2991idgkr.kicad_sym",+ "opa2991idgkr.kicad_mod",+ "opa2991idgkr.glb",+ "opa2991idgkr.step",+ "opa2991idgkr.lbr",+ "docs/hero.png",+ "docs/opa2991idgkr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "OPA2991IDGKR",+ "manufacturer": "Texas Instruments",+ "package": "VSSOP-8",+ "pin_count": 8,+ "category": "Amplifiers/Comparators",+ "subcategory": "Operational Amplifier",+ "datasheet": "https://www.ti.com/cn/lit/gpn/opa991",+ "parts": {+ "symbol": "opa2991idgkr.kicad_sym",+ "footprint": "opa2991idgkr.kicad_mod",+ "model_3d": "opa2991idgkr-etched.glb",+ "model_3d_plain": "opa2991idgkr.glb",+ "model_3d_step": "opa2991idgkr-etched.step",+ "model_3d_step_plain": "opa2991idgkr.step",+ "lbr": "opa2991idgkr.lbr"+ },+ "distributor_links": {+ "lcsc": "C4369501",+ "digikey": "296-OPA2991IDGKRTR-ND",+ "mouser": "595-OPA2991IDGKR"+ },+ "distributor_check": {+ "checked_at": "2026-09-27T03:14:05Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-OPA2991IDGKRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-OPA2991IDGKR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT1",+ "type": "output",+ "description": "Channel A output with ±75 mA short-circuit current capability."+ },+ {+ "number": "2",+ "name": "IN1–",+ "type": "input",+ "description": "Channel A inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range."+ },+ {+ "number": "3",+ "name": "IN1+",+ "type": "input",+ "description": "Channel A non-inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range."+ },+ {+ "number": "4",+ "name": "V–",+ "type": "power_in",+ "description": "Negative power supply reference."+ },+ {+ "number": "5",+ "name": "IN2+",+ "type": "input",+ "description": "Channel B non-inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range."+ },+ {+ "number": "6",+ "name": "IN2–",+ "type": "input",+ "description": "Channel B inverting input, (V-) - 0.1 to (V+) + 0.1 V common mode range."+ },+ {+ "number": "7",+ "name": "OUT2",+ "type": "output",+ "description": "Channel B output with ±75 mA short-circuit current capability."+ },+ {+ "number": "8",+ "name": "V+",+ "type": "power_in",+ "description": "Positive power supply, 2.7 V to 40 V operating range (±1.35 V to ±20 V dual supply)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 87,+ "cost_usd": 0.4575,+ "at": "2026-09-27T03:13:48"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa991",+ "pages": 87,+ "sha256": "d6030f5844d7c1ca",+ "source_tier": "lcsc"+ },+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}