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OPA604AU
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Texas Instruments FET Input Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# OPA604AU++**Texas Instruments** · FET Input Amplifiers · SOIC-8++OPA604AU from Texas Instruments, in a SOIC-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 | Offset Trim | passive | Offset null pin used with a trim potentiometer (50kΩ to 1MΩ, 100kΩ recommended) for about ±50mV typical trim range; may be left unconnected. |+| 2 | -In | input | Inverting input; input voltage must stay within (V-)-1V to (V+)+1V, with typical common-mode range of ±13V at VS=±15V. |+| 3 | +In | input | Non-inverting input; input voltage must stay within (V-)-1V to (V+)+1V, with typical common-mode range of ±13V at VS=±15V. |+| 4 | -VS | power_in | Negative supply; operating voltage range is ±4.5V to ±24V total supply with absolute maximum ±25V, and a 1µF tantalum capacitor at the pin is usually adequate for decoupling. |+| 5 | Offset Trim | passive | Offset null pin used with a trim potentiometer (50kΩ to 1MΩ, 100kΩ recommended) for about ±50mV typical trim range; may be left unconnected. |+| 6 | Output | output | Op amp output that drives a 600Ω load to typically ±11V to ±12V, with short-circuit current of about ±40mA and continuous short circuit to ground allowed. |+| 7 | +VS | power_in | Positive supply; operating voltage range is ±4.5V to ±24V total supply with absolute maximum ±25V, and a 1µF tantalum capacitor at the pin is usually adequate for decoupling. |+| 8 | NC | unconnected | No internal connection. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `OPA604AU`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `opa604au-etched.step` / `opa604au-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa604au.step` / `opa604au.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/opa604) (21 pp, sha256 `ebd9255f985ebf1b`, retrieved 2026-10-01, tier: lcsc)+- **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/opa604au-datasheet.pdf)
page.jsonadded+156@@ -0,0 +1,156 @@+{+ "slug": "opa604au",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments FET Input Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "opa604au",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "opa604au.kicad_sym",+ "opa604au.kicad_mod",+ "opa604au.glb",+ "opa604au.step",+ "opa604au.lbr",+ "docs/hero.png",+ "docs/opa604au-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "OPA604AU",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Amplifiers/Comparators",+ "subcategory": "FET Input Amplifiers",+ "datasheet": "https://www.ti.com/cn/lit/gpn/opa604",+ "parts": {+ "symbol": "opa604au.kicad_sym",+ "footprint": "opa604au.kicad_mod",+ "model_3d": "opa604au-etched.glb",+ "model_3d_plain": "opa604au.glb",+ "model_3d_step": "opa604au-etched.step",+ "model_3d_step_plain": "opa604au.step",+ "lbr": "opa604au.lbr"+ },+ "distributor_links": {+ "lcsc": "C2869089",+ "digikey": "OPA604AU-ND",+ "mouser": "595-OPA604AU"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T08:11:40Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "OPA604AU-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-OPA604AU",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "Offset Trim",+ "type": "passive",+ "description": "Offset null pin used with a trim potentiometer (50kΩ to 1MΩ, 100kΩ recommended) for about ±50mV typical trim range; may be left unconnected."+ },+ {+ "number": "2",+ "name": "-In",+ "type": "input",+ "description": "Inverting input; input voltage must stay within (V-)-1V to (V+)+1V, with typical common-mode range of ±13V at VS=±15V."+ },+ {+ "number": "3",+ "name": "+In",+ "type": "input",+ "description": "Non-inverting input; input voltage must stay within (V-)-1V to (V+)+1V, with typical common-mode range of ±13V at VS=±15V."+ },+ {+ "number": "4",+ "name": "-VS",+ "type": "power_in",+ "description": "Negative supply; operating voltage range is ±4.5V to ±24V total supply with absolute maximum ±25V, and a 1µF tantalum capacitor at the pin is usually adequate for decoupling."+ },+ {+ "number": "5",+ "name": "Offset Trim",+ "type": "passive",+ "description": "Offset null pin used with a trim potentiometer (50kΩ to 1MΩ, 100kΩ recommended) for about ±50mV typical trim range; may be left unconnected."+ },+ {+ "number": "6",+ "name": "Output",+ "type": "output",+ "description": "Op amp output that drives a 600Ω load to typically ±11V to ±12V, with short-circuit current of about ±40mA and continuous short circuit to ground allowed."+ },+ {+ "number": "7",+ "name": "+VS",+ "type": "power_in",+ "description": "Positive supply; operating voltage range is ±4.5V to ±24V total supply with absolute maximum ±25V, and a 1µF tantalum capacitor at the pin is usually adequate for decoupling."+ },+ {+ "number": "8",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ }+ ],+ "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": [],+ "pages_sent": 21,+ "cost_usd": 0.1676,+ "at": "2026-10-01T08:11:25"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa604",+ "pages": 21,+ "sha256": "ebd9255f985ebf1b",+ "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]"+ }+}