component
OPA1637DGKR
Public Made by Adomby adom
Texas Instruments Audio Amplifiers, 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 @@+# OPA1637DGKR++**Texas Instruments** · Audio Amplifiers · VSSOP-8++OPA1637DGKR 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 | IN- | input | Inverting amplifier input; input voltage must be within VVS- - 0.5 V to VVS+ + 0.5 V, differential voltage ±0.5 V maximum with IN+, input current ±10 mA maximum. |+| 2 | VOCM | input | Output common-mode voltage control input; voltage range from VVS- + 1 V to VVS+ - 1 V (at ±2.5 V supply) or VVS- + 2 V to VVS+ - 2 V (at ±18 V supply). |+| 3 | VS+ | power_in | Positive power-supply input; supply voltage 3 V to 36 V single-supply or ±1.5 V to ±18 V dual-supply mode. |+| 4 | OUT+ | output | Noninverting amplifier output; output voltage swing limited to within ±100 mV of supply rails at ±2.5 V supply or ±230 mV at ±18 V supply. |+| 5 | OUT- | output | Inverting amplifier output; output voltage swing limited to within ±100 mV of supply rails at ±2.5 V supply or ±230 mV at ±18 V supply. |+| 6 | VS- | power_in | Negative power-supply input; supply voltage ±1.5 V to ±18 V in dual-supply mode. |+| 7 | PD | input | Power-down control input; logic low (< VVS+ - 2.0 V) enables power-down mode with 10 to 20 µA quiescent current, logic high (≥ VVS+ - 0.5 V) enables normal operation; leave floating if not used. |+| 8 | IN+ | input | Noninverting amplifier input; input voltage must be within VVS- - 0.5 V to VVS+ + 0.5 V, differential voltage ±0.5 V maximum with IN-, input current ±10 mA maximum. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VSSOP-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `OPA1637DGKR`+- Footprint: `Package_SO:VSSOP-8_2.3x2mm_P0.5mm`+- 3D model: VSSOP-8 (KiCad packages3D, STEP)+- 3D model files: `opa1637dgkr-etched.step` / `opa1637dgkr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa1637dgkr.step` / `opa1637dgkr.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/lit/ds/symlink/opa1637.pdf) (36 pp, sha256 `2805fbc30543a6f6`, retrieved 2026-09-24, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/opa1637dgkr-datasheet.pdf)
page.jsonadded+141@@ -0,0 +1,141 @@+{+ "slug": "opa1637dgkr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Audio Amplifiers, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "opa1637dgkr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "opa1637dgkr.kicad_sym",+ "opa1637dgkr.kicad_mod",+ "opa1637dgkr.glb",+ "opa1637dgkr.step",+ "opa1637dgkr.lbr",+ "docs/hero.png",+ "docs/opa1637dgkr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "OPA1637DGKR",+ "manufacturer": "Texas Instruments",+ "package": "VSSOP-8",+ "pin_count": 8,+ "category": "Amplifiers/Comparators",+ "subcategory": "Audio Amplifiers",+ "datasheet": "https://www.ti.com/lit/ds/symlink/opa1637.pdf",+ "parts": {+ "symbol": "opa1637dgkr.kicad_sym",+ "footprint": "opa1637dgkr.kicad_mod",+ "model_3d": "opa1637dgkr-etched.glb",+ "model_3d_plain": "opa1637dgkr.glb",+ "model_3d_step": "opa1637dgkr-etched.step",+ "model_3d_step_plain": "opa1637dgkr.step",+ "lbr": "opa1637dgkr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2860968"+ },+ "pins": [+ {+ "number": "1",+ "name": "IN–",+ "type": "input",+ "description": "Inverting amplifier input; input voltage must be within VVS- - 0.5 V to VVS+ + 0.5 V, differential voltage ±0.5 V maximum with IN+, input current ±10 mA maximum."+ },+ {+ "number": "2",+ "name": "VOCM",+ "type": "input",+ "description": "Output common-mode voltage control input; voltage range from VVS- + 1 V to VVS+ - 1 V (at ±2.5 V supply) or VVS- + 2 V to VVS+ - 2 V (at ±18 V supply)."+ },+ {+ "number": "3",+ "name": "VS+",+ "type": "power_in",+ "description": "Positive power-supply input; supply voltage 3 V to 36 V single-supply or ±1.5 V to ±18 V dual-supply mode."+ },+ {+ "number": "4",+ "name": "OUT+",+ "type": "output",+ "description": "Noninverting amplifier output; output voltage swing limited to within ±100 mV of supply rails at ±2.5 V supply or ±230 mV at ±18 V supply."+ },+ {+ "number": "5",+ "name": "OUT–",+ "type": "output",+ "description": "Inverting amplifier output; output voltage swing limited to within ±100 mV of supply rails at ±2.5 V supply or ±230 mV at ±18 V supply."+ },+ {+ "number": "6",+ "name": "VS–",+ "type": "power_in",+ "description": "Negative power-supply input; supply voltage ±1.5 V to ±18 V in dual-supply mode."+ },+ {+ "number": "7",+ "name": "PD",+ "type": "input",+ "description": "Power-down control input; logic low (< VVS+ - 2.0 V) enables power-down mode with 10 to 20 µA quiescent current, logic high (≥ VVS+ - 0.5 V) enables normal operation; leave floating if not used."+ },+ {+ "number": "8",+ "name": "IN+",+ "type": "input",+ "description": "Noninverting amplifier input; input voltage must be within VVS- - 0.5 V to VVS+ + 0.5 V, differential voltage ±0.5 V maximum with IN-, input current ±10 mA maximum."+ }+ ],+ "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-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 36,+ "cost_usd": 0.3412,+ "at": "2026-09-24T05:24:00"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/opa1637.pdf",+ "pages": 36,+ "sha256": "2805fbc30543a6f6",+ "source_tier": "mfr"+ },+ "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]"+ }+}