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OPA2211AIDDA
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Texas Instruments Operational Amplifier, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+46@@ -0,0 +1,46 @@+# OPA2211AIDDA++**Texas Instruments** · Operational Amplifier · SOP-8-EP++OPA2211AIDDA from Texas Instruments, in a SOP-8-EP. 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 | OUT A | output | Output channel A with voltage swing from (V-) + 0.2V to (V+) - 0.2V at RL = 10kΩ and maximum output current capability of 30mA source or 45mA sink. |+| 2 | -IN A | input | Inverting input channel A with common-mode voltage range from (V-) + 1.8V to (V+) - 1.4V for dual supply voltages ≥ ±5V. |+| 3 | +IN A | input | Non-inverting input channel A with common-mode voltage range from (V-) + 1.8V to (V+) - 1.4V for dual supply voltages ≥ ±5V. |+| 4 | V- | power_in | Negative power supply rail with rated supply voltage range ±2.25V to ±18V (dual supply) or 4.5V to 36V (single supply). |+| 5 | +IN B | input | Non-inverting input channel B with common-mode voltage range from (V-) + 1.8V to (V+) - 1.4V for dual supply voltages ≥ ±5V. |+| 6 | -IN B | input | Inverting input channel B with common-mode voltage range from (V-) + 1.8V to (V+) - 1.4V for dual supply voltages ≥ ±5V. |+| 7 | OUT B | output | Output channel B with voltage swing from (V-) + 0.2V to (V+) - 0.2V at RL = 10kΩ and maximum output current capability of 30mA source or 45mA sink. |+| 8 | V+ | power_in | Positive power supply rail with rated supply voltage range ±2.25V to ±18V (dual supply) or 4.5V to 36V (single supply). |+| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOP-8-EP |+| Category | Amplifiers/Comparators |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `OPA2211AIDDA`+- Footprint: `Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm`+- 3D model: SOP-8-EP (KiCad packages3D, STEP)+- 3D model files: `opa2211aidda-etched.step` / `opa2211aidda-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa2211aidda.step` / `opa2211aidda.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/opa2211a) (53 pp, sha256 `0136da924c2df6bb`, retrieved 2026-10-07, 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-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/opa2211aidda-datasheet.pdf)
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not named in the datasheet pin table)."+ }+ ],+ "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: The SO PowerPAD (DDA) package includes an exposed thermal pad (located on the bottom side) that must",+ "exposed pad 9 added from the footprint"+ ],+ "pages_sent": 27,+ "cost_usd": 0.2337,+ "at": "2026-10-07T07:33:34"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa2211a",+ "pages": 53,+ "sha256": "0136da924c2df6bb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "opa2211aidda.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.55+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "opa2211aidda-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.55+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "1b2b4e1ce5f6cfc35db7a5f0cbded0b18f8ca053a7a65b57fd10b2df9a2d4dba",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}