component
UCC21220ADR
Public Made by Adomby adom
Texas Instruments Isolators - Gate Drivers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# UCC21220ADR++**Texas Instruments** · Isolators - Gate Drivers · SOIC-16++UCC21220ADR from Texas Instruments, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | INA | input | Input signal for channel A with TTL/CMOS compatible threshold; internally pulled low if left open. |+| 2 | INB | input | Input signal for channel B with TTL/CMOS compatible threshold; internally pulled low if left open. |+| 3 | VCCI | power_in | Primary-side input supply voltage, 3 to 5.5 V range; must be locally decoupled to GND with low ESR/ESL capacitor. |+| 4 | GND | power_in | Primary-side ground reference for all primary-side signals. |+| 5 | DIS | input | Disable input; pull high or leave open to disable both outputs, ground to enable; internally pulled high if left open. |+| 6 | NC | unconnected | No internal connection. |+| 7 | NC | unconnected | No internal connection. |+| 8 | VCCI | power_in | Primary-side input supply voltage, internally shorted to pin 3. |+| 9 | VSSB | power_in | Secondary-side ground reference for channel B driver. |+| 10 | OUTB | output | Channel B driver output, sources 4 A peak and sinks 6 A peak; connect to FET or IGBT gate. |+| 11 | VDDB | power_in | Secondary-side power for driver B, 6.5 to 25 V range for 5V UVLO version; must be locally decoupled to VSSB with low ESR/ESL capacitor. |+| 12 | NC | unconnected | No internal connection. |+| 13 | NC | unconnected | No internal connection. |+| 14 | VSSA | power_in | Secondary-side ground reference for channel A driver. |+| 15 | OUTA | output | Channel A driver output, sources 4 A peak and sinks 6 A peak; connect to FET or IGBT gate. |+| 16 | VDDA | power_in | Secondary-side power for driver A, 6.5 to 25 V range for 5V UVLO version; must be locally decoupled to VSSA with low ESR/ESL capacitor. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Power Management (PMIC) |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `UCC21220ADR`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `ucc21220adr-etched.step` / `ucc21220adr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ucc21220adr.step` / `ucc21220adr.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/ucc21220a.pdf) (45 pp, sha256 `71440c65170dc667`, retrieved 2026-09-22, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/ucc21220adr-datasheet.pdf)
page.jsonadded+189@@ -0,0 +1,189 @@+{+ "slug": "ucc21220adr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Isolators - Gate Drivers, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "ucc21220adr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ucc21220adr.kicad_sym",+ "ucc21220adr.kicad_mod",+ "ucc21220adr.glb",+ "ucc21220adr.step",+ "ucc21220adr.lbr",+ "docs/hero.png",+ "docs/ucc21220adr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "UCC21220ADR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Power Management (PMIC)",+ "subcategory": "Isolators - Gate Drivers",+ "datasheet": "https://www.ti.com/lit/ds/symlink/ucc21220a.pdf",+ "parts": {+ "symbol": "ucc21220adr.kicad_sym",+ "footprint": "ucc21220adr.kicad_mod",+ "model_3d": "ucc21220adr-etched.glb",+ "model_3d_plain": "ucc21220adr.glb",+ "model_3d_step": "ucc21220adr-etched.step",+ "model_3d_step_plain": "ucc21220adr.step",+ "lbr": "ucc21220adr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2878025"+ },+ "pins": [+ {+ "number": "1",+ "name": "INA",+ "type": "input",+ "description": "Input signal for channel A with TTL/CMOS compatible threshold; internally pulled low if left open."+ },+ {+ "number": "2",+ "name": "INB",+ "type": "input",+ "description": "Input signal for channel B with TTL/CMOS compatible threshold; internally pulled low if left open."+ },+ {+ "number": "3",+ "name": "VCCI",+ "type": "power_in",+ "description": "Primary-side input supply voltage, 3 to 5.5 V range; must be locally decoupled to GND with low ESR/ESL capacitor."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Primary-side ground reference for all primary-side signals."+ },+ {+ "number": "5",+ "name": "DIS",+ "type": "input",+ "description": "Disable input; pull high or leave open to disable both outputs, ground to enable; internally pulled high if left open."+ },+ {+ "number": "6",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ },+ {+ "number": "7",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ },+ {+ "number": "8",+ "name": "VCCI",+ "type": "power_in",+ "description": "Primary-side input supply voltage, internally shorted to pin 3."+ },+ {+ "number": "9",+ "name": "VSSB",+ "type": "power_in",+ "description": "Secondary-side ground reference for channel B driver."+ },+ {+ "number": "10",+ "name": "OUTB",+ "type": "output",+ "description": "Channel B driver output, sources 4 A peak and sinks 6 A peak; connect to FET or IGBT gate."+ },+ {+ "number": "11",+ "name": "VDDB",+ "type": "power_in",+ "description": "Secondary-side power for driver B, 6.5 to 25 V range for 5V UVLO version; must be locally decoupled to VSSB with low ESR/ESL capacitor."+ },+ {+ "number": "12",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ },+ {+ "number": "13",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ },+ {+ "number": "14",+ "name": "VSSA",+ "type": "power_in",+ "description": "Secondary-side ground reference for channel A driver."+ },+ {+ "number": "15",+ "name": "OUTA",+ "type": "output",+ "description": "Channel A driver output, sources 4 A peak and sinks 6 A peak; connect to FET or IGBT gate."+ },+ {+ "number": "16",+ "name": "VDDA",+ "type": "power_in",+ "description": "Secondary-side power for driver A, 6.5 to 25 V range for 5V UVLO version; must be locally decoupled to VSSA with low ESR/ESL capacitor."+ }+ ],+ "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-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 45,+ "cost_usd": 0.3442,+ "at": "2026-09-22T09:17:45"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/ucc21220a.pdf",+ "pages": 45,+ "sha256": "71440c65170dc667",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "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]"+ }+}