component
TPS77518DR
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+44@@ -0,0 +1,44 @@+# TPS77518DR++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOIC-8++TPS77518DR 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 | GND | power_in | Ground reference pin for the regulator. |+| 2 | EN | input | Negative-polarity enable input; a TTL high signal shuts the regulator down and reduces quiescent current to 1µA at TJ = +25°C, and EN should be tied to ground if the shutdown feature is not used. |+| 3 | IN | power_in | Input voltage pin; absolute maximum VIN range is -0.3 V to +13.5 V, and a ceramic bypass capacitor of 0.047µF or larger improves transient response when the device is far from the supply. |+| 4 | IN | power_in | Input voltage pin (second IN pin, internally tied to pin 3); absolute maximum VIN range is -0.3 V to +13.5 V. |+| 5 | OUT | power_out | Regulated output voltage; requires an output capacitor from OUT to GND with a minimum of 10µF and ESR between 50mΩ and 1.5Ω. |+| 6 | OUT | power_out | Regulated output voltage (second OUT pin, internally tied to pin 5); same output capacitor requirement applies. |+| 7 | FB/NC | unconnected | Feedback input on adjustable versions only; for the fixed-voltage TPS77518 this pin is not internally connected. |+| 8 | RESET/PG | output | Open-drain RESET output on TPS775xx devices (TPS77518 family) that goes low when the output falls to 92%-98% of nominal, requires a pullup resistor, and has a maximum voltage of 16.5 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `TPS77518DR`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `tps77518dr-etched.step` / `tps77518dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps77518dr.step` / `tps77518dr.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/tps776) (36 pp, sha256 `8829e2a477a2c896`, retrieved 2026-10-08, tier: lcsc)+- **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/tps77518dr-datasheet.pdf)
page.jsonadded+200@@ -0,0 +1,200 @@+{+ "slug": "tps77518dr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps77518dr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps77518dr.kicad_sym",+ "tps77518dr.kicad_mod",+ "tps77518dr.glb",+ "tps77518dr.step",+ "tps77518dr.lbr",+ "docs/hero.png",+ "docs/tps77518dr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps77518dr-hero.glb",+ "tps77518dr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS77518DR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps776",+ "parts": {+ "symbol": "tps77518dr.kicad_sym",+ "footprint": "tps77518dr.kicad_mod",+ "model_3d": "tps77518dr-hero.glb",+ "model_3d_plain": "tps77518dr.glb",+ "model_3d_step": "tps77518dr-etched.step",+ "model_3d_step_plain": "tps77518dr.step",+ "lbr": "tps77518dr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2873487",+ "digikey": "TPS77518DR-ND",+ "mouser": "595-TPS77518DR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T19:43:05Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "TPS77518DR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS77518DR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference pin for the regulator."+ },+ {+ "number": "2",+ "name": "EN",+ "type": "input",+ "description": "Negative-polarity enable input; a TTL high signal shuts the regulator down and reduces quiescent current to 1µA at TJ = +25°C, and EN should be tied to ground if the shutdown feature is not used."+ },+ {+ "number": "3",+ "name": "IN",+ "type": "power_in",+ "description": "Input voltage pin; absolute maximum VIN range is -0.3 V to +13.5 V, and a ceramic bypass capacitor of 0.047µF or larger improves transient response when the device is far from the supply."+ },+ {+ "number": "4",+ "name": "IN",+ "type": "power_in",+ "description": "Input voltage pin (second IN pin, internally tied to pin 3); absolute maximum VIN range is -0.3 V to +13.5 V."+ },+ {+ "number": "5",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated output voltage; requires an output capacitor from OUT to GND with a minimum of 10µF and ESR between 50mΩ and 1.5Ω."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated output voltage (second OUT pin, internally tied to pin 5); same output capacitor requirement applies."+ },+ {+ "number": "7",+ "name": "FB/NC",+ "type": "unconnected",+ "description": "Feedback input on adjustable versions only; for the fixed-voltage TPS77518 this pin is not internally connected."+ },+ {+ "number": "8",+ "name": "RESET/PG",+ "type": "output",+ "description": "Open-drain RESET output on TPS775xx devices (TPS77518 family) that goes low when the output falls to 92%-98% of nominal, requires a pullup resistor, and has a maximum voltage of 16.5 V."+ }+ ],+ "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: The pin table text for FB is garbled and says the pin is 'Not internally connected on adjustable ver; Pin 8 is RESET on TPS775xx and PG on TPS776xx. The MPN TPS77518 belongs to the TPS775xx family, so t; The datasheet's pin table lists both IN pins and both OUT pins with a single function. The package h"+ ],+ "pages_sent": 14,+ "cost_usd": 0.0934,+ "at": "2026-10-08T19:42:34"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps776",+ "pages": 36,+ "sha256": "8829e2a477a2c896",+ "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"+ },+ "models_3d": [+ {+ "file": "tps77518dr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tps77518dr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "a7e5a5f0f02e037445c39fb01d4bff2aa22c1fe2d7e5b81f31ea790b37aa3bf2",+ "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]"+ }+}