component
LM358QT
Public Made by Adomby adom
STMicroelectronics Operational Amplifier, DFN-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# LM358QT++**STMicroelectronics** · Operational Amplifier · DFN-8-EP(2x2)++LM358QT from STMicroelectronics, in a DFN-8-EP(2x2). 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 op amp 1, which can swing from 0 V to (VCC+ - 1.5 V) with a maximum output current of approximately 40 mA. |+| 2 | In1- | input | Inverting input of op amp 1, with input voltage range -0.3 V to 32 V. |+| 3 | In1+ | input | Non-inverting input of op amp 1, with common-mode range from VCC- to (VCC+ - 1.5 V) at 25 °C. |+| 4 | Vcc- | power_in | Negative supply or ground for single-supply operation. |+| 5 | In2+ | input | Non-inverting input of op amp 2, with common-mode range from VCC- to (VCC+ - 1.5 V) at 25 °C. |+| 6 | In2- | input | Inverting input of op amp 2, with input voltage range -0.3 V to 32 V. |+| 7 | Out2 | output | Output of op amp 2, which can swing from 0 V to (VCC+ - 1.5 V) with a maximum output current of approximately 40 mA. |+| 8 | Vcc+ | power_in | Positive supply, operating range 3 V to 30 V. |+| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | DFN-8-EP(2x2) |+| Category | Amplifiers/Comparators |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `LM358QT`+- Footprint: `Package_DFN_QFN:DFN-8-1EP_2x2mm_P0.5mm_EP0.6x1.2mm`+- 3D model: DFN-8-EP(2x2) (KiCad packages3D, STEP)+- 3D model files: `lm358qt-etched.step` / `lm358qt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm358qt.step` / `lm358qt.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902705628917760) (25 pp, sha256 `40a2550bed90848d`, retrieved 2026-10-03, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/lm358qt-datasheet.pdf)
page.jsonadded+167@@ -0,0 +1,167 @@+{+ "slug": "lm358qt",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Operational Amplifier, DFN-8-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lm358qt",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm358qt.kicad_sym",+ "lm358qt.kicad_mod",+ "lm358qt.glb",+ "lm358qt.step",+ "lm358qt.lbr",+ "docs/hero.png",+ "docs/lm358qt-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lm358qt-hero.glb",+ "lm358qt-hero.overlay.json"+ ],+ "component": {+ "mpn": "LM358QT",+ "manufacturer": "STMicroelectronics",+ "package": "DFN-8-EP(2x2)",+ "pin_count": 9,+ "category": "Amplifiers/Comparators",+ "subcategory": "Operational Amplifier",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902705628917760",+ "parts": {+ "symbol": "lm358qt.kicad_sym",+ "footprint": "lm358qt.kicad_mod",+ "model_3d": "lm358qt-hero.glb",+ "model_3d_plain": "lm358qt.glb",+ "model_3d_step": "lm358qt-etched.step",+ "model_3d_step_plain": "lm358qt.step",+ "lbr": "lm358qt.lbr"+ },+ "distributor_links": {+ "lcsc": 2649392,+ "digikey": "497-12007-2-ND",+ "mouser": "511-LM358QT"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T00:29:09Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-12007-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-LM358QT",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "Out1",+ "type": "output",+ "description": "Output of op amp 1, which can swing from 0 V to (VCC+ - 1.5 V) with a maximum output current of approximately 40 mA."+ },+ {+ "number": "2",+ "name": "In1-",+ "type": "input",+ "description": "Inverting input of op amp 1, with input voltage range -0.3 V to 32 V."+ },+ {+ "number": "3",+ "name": "In1+",+ "type": "input",+ "description": "Non-inverting input of op amp 1, with common-mode range from VCC- to (VCC+ - 1.5 V) at 25 °C."+ },+ {+ "number": "4",+ "name": "Vcc-",+ "type": "power_in",+ "description": "Negative supply or ground for single-supply operation."+ },+ {+ "number": "5",+ "name": "In2+",+ "type": "input",+ "description": "Non-inverting input of op amp 2, with common-mode range from VCC- to (VCC+ - 1.5 V) at 25 °C."+ },+ {+ "number": "6",+ "name": "In2-",+ "type": "input",+ "description": "Inverting input of op amp 2, with input voltage range -0.3 V to 32 V."+ },+ {+ "number": "7",+ "name": "Out2",+ "type": "output",+ "description": "Output of op amp 2, which can swing from 0 V to (VCC+ - 1.5 V) with a maximum output current of approximately 40 mA."+ },+ {+ "number": "8",+ "name": "Vcc+",+ "type": "power_in",+ "description": "Positive supply, operating range 3 V to 30 V."+ },+ {+ "number": "9",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; 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-sonnet-5-5",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet says the DFN8 2x2 exposed pad can be left floating or connected to ground. It gives no",+ "exposed pad 9 added from the footprint",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 25,+ "cost_usd": 0.3587,+ "at": "2026-10-03T00:28:43"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902705628917760",+ "pages": 25,+ "sha256": "40a2550bed90848d",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}