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OPA2377AIDGKT
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Texas Instruments Operational Amplifier, VSSOP-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 @@+# OPA2377AIDGKT++**Texas Instruments** · Operational Amplifier · VSSOP-8++OPA2377AIDGKT 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 | OUT A | output | Amplifier A output, rail-to-rail, with continuous short-circuit current to ground of +30/-50 mA (one amplifier per package). |+| 2 | -IN A | input | Amplifier A inverting input, diode-clamped to the supply rails; signals more than 0.5V beyond the rails must be current limited to 10 mA or less. |+| 3 | +IN A | input | Amplifier A noninverting input, diode-clamped to the supply rails, with a common-mode range of (V-) - 0.1V to (V+) + 0.1V. |+| 4 | V- | power_in | Negative supply (ground in single-supply use); total supply VS = (V+) - (V-) is specified 2.2V to 5.5V with an absolute maximum of 7V. |+| 5 | +IN B | input | Amplifier B noninverting input, diode-clamped to the supply rails, with a common-mode range of (V-) - 0.1V to (V+) + 0.1V. |+| 6 | -IN B | input | Amplifier B inverting input, diode-clamped to the supply rails; signals more than 0.5V beyond the rails must be current limited to 10 mA or less. |+| 7 | OUT B | output | Amplifier B output, rail-to-rail, with continuous short-circuit current to ground of +30/-50 mA (one amplifier per package). |+| 8 | V+ | power_in | Positive supply, specified 2.2V to 5.5V total supply with an absolute maximum of 7V, and should be bypassed with a 0.1 µF capacitor close to the pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VSSOP-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `OPA2377AIDGKT`+- Footprint: `Package_SO:VSSOP-8_2.3x2mm_P0.5mm`+- 3D model: VSSOP-8 (KiCad packages3D, STEP)+- 3D model files: `opa2377aidgkt-etched.step` / `opa2377aidgkt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa2377aidgkt.step` / `opa2377aidgkt.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/opa2377) (34 pp, sha256 `811f349f200096b5`, retrieved 2026-10-07, 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/opa2377aidgkt-datasheet.pdf)
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signals more than 0.5V beyond the rails must be current limited to 10 mA or less."+ },+ {+ "number": "3",+ "name": "+IN A",+ "type": "input",+ "description": "Amplifier A noninverting input, diode-clamped to the supply rails, with a common-mode range of (V-) - 0.1V to (V+) + 0.1V."+ },+ {+ "number": "4",+ "name": "V-",+ "type": "power_in",+ "description": "Negative supply (ground in single-supply use); total supply VS = (V+) - (V-) is specified 2.2V to 5.5V with an absolute maximum of 7V."+ },+ {+ "number": "5",+ "name": "+IN B",+ "type": "input",+ "description": "Amplifier B noninverting input, diode-clamped to the supply rails, with a common-mode range of (V-) - 0.1V to (V+) + 0.1V."+ },+ {+ "number": "6",+ "name": "-IN B",+ "type": "input",+ "description": "Amplifier B inverting input, diode-clamped to the supply rails; signals more than 0.5V beyond the rails must be current limited to 10 mA or less."+ },+ {+ "number": "7",+ "name": "OUT B",+ "type": "output",+ "description": "Amplifier B output, rail-to-rail, with continuous short-circuit current to ground of +30/-50 mA (one amplifier per package)."+ },+ {+ "number": "8",+ "name": "V+",+ "type": "power_in",+ "description": "Positive supply, specified 2.2V to 5.5V total supply with an absolute maximum of 7V, and should be bypassed with a 0.1 µF capacitor close to the pin."+ }+ ],+ "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": 12,+ "cost_usd": 0.131,+ "at": "2026-10-07T07:49:39"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/opa2377",+ "pages": 34,+ "sha256": "811f349f200096b5",+ "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"+ },+ "models_3d": [+ {+ "file": "opa2377aidgkt.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 3.1,+ 2,+ 0.85+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "opa2377aidgkt-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 3.1,+ 2,+ 0.85+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "15533b490b591feb83a8a8b73da94810350bbdb01ce000ddb05a0104a70b6d6f",+ "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]"+ }+}