component
TL1963A-18DCYR
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+41@@ -0,0 +1,41 @@+# TL1963A-18DCYR++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223-4++TL1963A-18DCYR from Texas Instruments, in a SOT-223-4. 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 | power_in | Input supply pin; the recommended VIN range for the new-chip version is 2.4 V to 20 V, and the device provides reverse-current protection on this pin. |+| 2 | GND | power_in | Ground pin; it is internally tied to the other GND pin (pin 4) and to the exposed thermal pad, which must be soldered to the PCB for rated thermal performance. |+| 3 | OUT | power_out | Regulator output, rated for up to 1.5 A; a capacitor of at least 10 µF with ESR of 3 Ω or less must be connected from OUT to GND for stability, placed as close to the device as possible. |+| 4 | GND | power_in | Ground pin, the second GND terminal of the SOT-223-4 package, which must be connected to the same ground plane as pin 2 and the exposed thermal pad. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-223-4 |+| Category | Power Management (PMIC) |+| Pins | 4 |++## CAD (KiCad official)++- Symbol: `TL1963A-18DCYR`+- Footprint: `Package_TO_SOT_SMD:SOT-223`+- 3D model: SOT-223-4 (KiCad packages3D, STEP)+- 3D model files: `tl1963a-18dcyr-etched.step` / `tl1963a-18dcyr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tl1963a-18dcyr.step` / `tl1963a-18dcyr.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/tl1963a) (59 pp, sha256 `678bca278f2398fb`, retrieved 2026-10-08, 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-5-5` (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/tl1963a-18dcyr-datasheet.pdf)
page.jsonadded+176@@ -0,0 +1,176 @@+{+ "slug": "tl1963a-18dcyr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tl1963a-18dcyr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tl1963a-18dcyr.kicad_sym",+ "tl1963a-18dcyr.kicad_mod",+ "tl1963a-18dcyr.glb",+ "tl1963a-18dcyr.step",+ "tl1963a-18dcyr.lbr",+ "docs/hero.png",+ "docs/tl1963a-18dcyr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tl1963a-18dcyr-hero.glb",+ "tl1963a-18dcyr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TL1963A-18DCYR",+ "manufacturer": "Texas Instruments",+ "package": "SOT-223-4",+ "pin_count": 4,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tl1963a",+ "parts": {+ "symbol": "tl1963a-18dcyr.kicad_sym",+ "footprint": "tl1963a-18dcyr.kicad_mod",+ "model_3d": "tl1963a-18dcyr-hero.glb",+ "model_3d_plain": "tl1963a-18dcyr.glb",+ "model_3d_step": "tl1963a-18dcyr-etched.step",+ "model_3d_step_plain": "tl1963a-18dcyr.step",+ "lbr": "tl1963a-18dcyr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2860039",+ "digikey": "296-24895-2-ND",+ "mouser": "595-TL1963A-18DCYR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T20:52:02Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-24895-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TL1963A-18DCYR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IN",+ "type": "power_in",+ "description": "Input supply pin; the recommended VIN range for the new-chip version is 2.4 V to 20 V, and the device provides reverse-current protection on this pin."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin; it is internally tied to the other GND pin (pin 4) and to the exposed thermal pad, which must be soldered to the PCB for rated thermal performance."+ },+ {+ "number": "3",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulator output, rated for up to 1.5 A; a capacitor of at least 10 µF with ESR of 3 Ω or less must be connected from OUT to GND for stability, placed as close to the device as possible."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, the second GND terminal of the SOT-223-4 package, which must be connected to the same ground plane as pin 2 and the exposed thermal pad."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin mapping for the DCY (SOT-223-4) package is taken from Table 4-1 (IN=1, OUT=3, GND=2 and 4) and F; The DCY package is the fixed-output version only. ADJ, SENSE and SHDN are not bonded out on the DCY ; Pin types: the datasheet labels IN as 'I' and OUT as 'O'. They are mapped to KiCad power_in and powe"+ ],+ "pages_sent": 43,+ "cost_usd": 0.2107,+ "at": "2026-10-08T20:51:31"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tl1963a",+ "pages": 59,+ "sha256": "678bca278f2398fb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 4,+ "described": 4,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "tl1963a-18dcyr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7,+ 6.5,+ 1.7+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tl1963a-18dcyr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 7,+ 6.5,+ 1.7+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "13cec1feebfe8fe3550e14f9d32c258dd4b2cce6cfa92ce26437ce6a9f040311",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}