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UCC2813QDR-3Q1
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 @@+# UCC2813QDR-3Q1++**Texas Instruments** · AC-DC Controllers And Regulators · SOIC-8++UCC2813QDR-3Q1 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 internal soft-start ramping from 0.5V to REF-1V (3V typical for UCC2813-3-Q1) over 4ms during power-up or fault recovery. |+| 2 | FB | input | Inverting input to error amplifier for feedback voltage regulation with typical input voltage 1.92-2.05V at VCOMP=2V for UCC2813-3-Q1. |+| 3 | CS | input | Current sensing input with 1.65V/V typical gain, 100ns leading-edge blanking, and maximum input signal of 1V at VCOMP=5V. |+| 4 | RC | input | Oscillator timing pin for programming switching frequency (26-36kHz for UCC2813-3-Q1) and 100% maximum duty cycle via external 10-200kΩ resistor and 100-1000pF capacitor. |+| 5 | GND | power_in | Signal reference ground and power ground for all device functions and signal paths. |+| 6 | OUT | output | High-current totem-pole gate driver output with ±1A peak current capability, 41-75ns rise/fall times at 1nF load, and CMOS output structure with internal zener clamp to VCC. |+| 7 | VCC | power_in | Bias power supply input with UVLO turn-on threshold of 3.7-4.5V (4.1V typical) and turn-off of 3.2-4.0V (3.6V typical); absolute maximum 12V with series current-limiting resistor and 0.1µF bypass capacitor to GND required. |+| 8 | REF | output | 4V voltage reference output (±1.5% accuracy at 25°C) with 5mA maximum load current serving as error amplifier and logic bias source; minimum 0.1µF bypass capacitor to GND required. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `UCC2813QDR-3Q1`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `ucc2813qdr-3q1-etched.step` / `ucc2813qdr-3q1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ucc2813qdr-3q1.step` / `ucc2813qdr-3q1.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/ucc2813-0-q1) (47 pp, sha256 `114dd59e68535e9e`, 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/ucc2813qdr-3q1-datasheet.pdf)
page.jsonadded+157@@ -0,0 +1,157 @@+{+ "slug": "ucc2813qdr-3q1",+ "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)",+ "ucc2813qdr-3q1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ucc2813qdr-3q1.kicad_sym",+ "ucc2813qdr-3q1.kicad_mod",+ "ucc2813qdr-3q1.glb",+ "ucc2813qdr-3q1.step",+ "ucc2813qdr-3q1.lbr",+ "docs/hero.png",+ "docs/ucc2813qdr-3q1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ucc2813qdr-3q1-hero.glb",+ "ucc2813qdr-3q1-hero.overlay.json"+ ],+ "component": {+ "mpn": "UCC2813QDR-3Q1",+ "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/ucc2813-0-q1",+ "parts": {+ "symbol": "ucc2813qdr-3q1.kicad_sym",+ "footprint": "ucc2813qdr-3q1.kicad_mod",+ "model_3d": "ucc2813qdr-3q1-hero.glb",+ "model_3d_plain": "ucc2813qdr-3q1.glb",+ "model_3d_step": "ucc2813qdr-3q1-etched.step",+ "model_3d_step_plain": "ucc2813qdr-3q1.step",+ "lbr": "ucc2813qdr-3q1.lbr"+ },+ "distributor_links": {+ "lcsc": 2657964,+ "digikey": "296-17879-2-ND",+ "mouser": "595-UCC2813QDR-3Q1"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T07:36:18Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-17879-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-UCC2813QDR-3Q1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output and PWM comparator input with internal soft-start ramping from 0.5V to REF-1V (3V typical for UCC2813-3-Q1) over 4ms during power-up or fault recovery."+ },+ {+ "number": "2",+ "name": "FB",+ "type": "input",+ "description": "Inverting input to error amplifier for feedback voltage regulation with typical input voltage 1.92-2.05V at VCOMP=2V for UCC2813-3-Q1."+ },+ {+ "number": "3",+ "name": "CS",+ "type": "input",+ "description": "Current sensing input with 1.65V/V typical gain, 100ns leading-edge blanking, and maximum input signal of 1V at VCOMP=5V."+ },+ {+ "number": "4",+ "name": "RC",+ "type": "input",+ "description": "Oscillator timing pin for programming switching frequency (26-36kHz for UCC2813-3-Q1) and 100% maximum duty cycle via external 10-200kΩ resistor and 100-1000pF capacitor."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Signal reference ground and power ground for all device functions and signal paths."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "output",+ "description": "High-current totem-pole gate driver output with ±1A peak current capability, 41-75ns rise/fall times at 1nF load, and CMOS output structure with internal zener clamp to VCC."+ },+ {+ "number": "7",+ "name": "VCC",+ "type": "power_in",+ "description": "Bias power supply input with UVLO turn-on threshold of 3.7-4.5V (4.1V typical) and turn-off of 3.2-4.0V (3.6V typical); absolute maximum 12V with series current-limiting resistor and 0.1µF bypass capacitor to GND required."+ },+ {+ "number": "8",+ "name": "REF",+ "type": "output",+ "description": "4V voltage reference output (±1.5% accuracy at 25°C) with 5mA maximum load current serving as error amplifier and logic bias source; minimum 0.1µF bypass capacitor to GND required."+ }+ ],+ "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": 35,+ "cost_usd": 0.3005,+ "at": "2026-10-03T07:35:51"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ucc2813-0-q1",+ "pages": 47,+ "sha256": "114dd59e68535e9e",+ "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]"+ }+}