component
UCC2803QDRQ1
Public Made by Adomby adom
Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# UCC2803QDRQ1++**Texas Instruments** · AC-DC Controllers And Regulators · SOIC-8++UCC2803QDRQ1 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 | COMP | output | Error amplifier output and PWM comparator input with 2MHz bandwidth and internal current limiting. |+| 2 | FB | input | Inverting input of error amplifier; maintain short lead length and minimal stray capacitance. |+| 3 | CS | input | Current sensing input with 100ns digital leading edge blanking after OUT rising edge. |+| 4 | RC | input | Oscillator timing pin; external RC network sets switching frequency and maximum duty cycle. |+| 5 | GND | power_in | Ground and power return reference for all device functions. |+| 6 | OUT | output | High current power driver output capable of ±750mA peak current; actively held low when VCC below threshold. |+| 7 | VCC | power_in | Power supply input requiring current limiting resistor; typical operating range 11V to 12V per UVLO thresholds. |+| 8 | REF | output | Voltage reference output (4V nominal for UCC2803-Q1) for error amplifier and internal functions; serves as logic power supply. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `UCC2803QDRQ1`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `ucc2803qdrq1-etched.step` / `ucc2803qdrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ucc2803qdrq1.step` / `ucc2803qdrq1.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/ucc2803-q1) (47 pp, sha256 `f3617bb600d56d65`, retrieved 2026-10-03, 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/ucc2803qdrq1-datasheet.pdf)
page.jsonadded+157@@ -0,0 +1,157 @@+{+ "slug": "ucc2803qdrq1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "ucc2803qdrq1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ucc2803qdrq1.kicad_sym",+ "ucc2803qdrq1.kicad_mod",+ "ucc2803qdrq1.glb",+ "ucc2803qdrq1.step",+ "ucc2803qdrq1.lbr",+ "docs/hero.png",+ "docs/ucc2803qdrq1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ucc2803qdrq1-hero.glb",+ "ucc2803qdrq1-hero.overlay.json"+ ],+ "component": {+ "mpn": "UCC2803QDRQ1",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "AC-DC Controllers And Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ucc2803-q1",+ "parts": {+ "symbol": "ucc2803qdrq1.kicad_sym",+ "footprint": "ucc2803qdrq1.kicad_mod",+ "model_3d": "ucc2803qdrq1-hero.glb",+ "model_3d_plain": "ucc2803qdrq1.glb",+ "model_3d_step": "ucc2803qdrq1-etched.step",+ "model_3d_step_plain": "ucc2803qdrq1.step",+ "lbr": "ucc2803qdrq1.lbr"+ },+ "distributor_links": {+ "lcsc": 702414,+ "digikey": "296-15687-2-ND",+ "mouser": "595-UCC2803QDRQ1"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T05:45:02Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-15687-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-UCC2803QDRQ1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output and PWM comparator input with 2MHz bandwidth and internal current limiting."+ },+ {+ "number": "2",+ "name": "FB",+ "type": "input",+ "description": "Inverting input of error amplifier; maintain short lead length and minimal stray capacitance."+ },+ {+ "number": "3",+ "name": "CS",+ "type": "input",+ "description": "Current sensing input with 100ns digital leading edge blanking after OUT rising edge."+ },+ {+ "number": "4",+ "name": "RC",+ "type": "input",+ "description": "Oscillator timing pin; external RC network sets switching frequency and maximum duty cycle."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Ground and power return reference for all device functions."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "output",+ "description": "High current power driver output capable of ±750mA peak current; actively held low when VCC below threshold."+ },+ {+ "number": "7",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply input requiring current limiting resistor; typical operating range 11V to 12V per UVLO thresholds."+ },+ {+ "number": "8",+ "name": "REF",+ "type": "output",+ "description": "Voltage reference output (4V nominal for UCC2803-Q1) for error amplifier and internal functions; serves as logic power supply."+ }+ ],+ "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": 39,+ "cost_usd": 0.2853,+ "at": "2026-10-03T05:44:42"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ucc2803-q1",+ "pages": 47,+ "sha256": "f3617bb600d56d65",+ "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]"+ }+}