component
TPS54318RTET
Public Made by Adomby adom
Texas Instruments DC-DC Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+54@@ -0,0 +1,54 @@+# TPS54318RTET++**Texas Instruments** · DC-DC Converters · WQFN-16-EP(3x3)++TPS54318RTET from Texas Instruments, in a WQFN-16-EP(3x3). 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 | VIN | power_in | Input supply voltage range is 2.95 V to 6 V. |+| 2 | VIN | power_in | Input supply voltage range is 2.95 V to 6 V. |+| 3 | GND | power_in | Power ground; should be electrically connected directly to the power pad under the device. |+| 4 | GND | power_in | Power ground; should be electrically connected directly to the power pad under the device. |+| 5 | AGND | power_in | Analog ground; should be electrically connected to GND close to the device. |+| 6 | VSENSE | input | Inverting node of the transconductance error amplifier. |+| 7 | COMP | output | Error amplifier output and input to the output switch current comparator; connect frequency compensation components to this pin. |+| 8 | RT/CLK | bidirectional | Resistor timing or external clock input pin. |+| 9 | SS | bidirectional | Slow-start pin; an external capacitor connected to this pin sets the output voltage rise time. |+| 10 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 11 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 12 | PH | output | Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET. |+| 13 | BOOT | input | Bootstrap capacitor input; if voltage is below the minimum required by BOOT UVLO, the output is forced to switch off until the capacitor is refreshed. |+| 14 | PWRGD | output | Open drain power good output; asserts low if output voltage is low due to thermal shutdown, overcurrent, over/under-voltage or EN shutdown. |+| 15 | EN | input | Enable input with internal pull-up current source; pull below 1.2 V to disable or float to enable. |+| 16 | VIN | power_in | Input supply voltage range is 2.95 V to 6 V. |+| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WQFN-16-EP(3x3) |+| Category | Power Management (PMIC) |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `TPS54318RTET`+- Footprint: `Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm`+- 3D model: WQFN-16-EP(3x3) (KiCad packages3D, STEP)+- 3D model files: `tps54318rtet-etched.step` / `tps54318rtet-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps54318rtet.step` / `tps54318rtet.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/tps54318) (41 pp, sha256 `1f9f20765ddc24aa`, retrieved 2026-10-06, 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/tps54318rtet-datasheet.pdf)
page.jsonadded+215@@ -0,0 +1,215 @@+{+ "slug": "tps54318rtet",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps54318rtet",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps54318rtet.kicad_sym",+ "tps54318rtet.kicad_mod",+ "tps54318rtet.glb",+ "tps54318rtet.step",+ "tps54318rtet.lbr",+ "docs/hero.png",+ "docs/tps54318rtet-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps54318rtet-hero.glb",+ "tps54318rtet-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS54318RTET",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-16-EP(3x3)",+ "pin_count": 17,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps54318",+ "parts": {+ "symbol": "tps54318rtet.kicad_sym",+ "footprint": "tps54318rtet.kicad_mod",+ "model_3d": "tps54318rtet-hero.glb",+ "model_3d_plain": "tps54318rtet.glb",+ "model_3d_step": "tps54318rtet-etched.step",+ "model_3d_step_plain": "tps54318rtet.step",+ "lbr": "tps54318rtet.lbr"+ },+ "distributor_links": {+ "lcsc": 882748,+ "digikey": "296-25189-2-ND",+ "mouser": "595-TPS54318RTET"+ },+ "distributor_check": {+ "checked_at": "2026-10-06T03:47:31Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-25189-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS54318RTET",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage range is 2.95 V to 6 V."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage range is 2.95 V to 6 V."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground; should be electrically connected directly to the power pad under the device."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground; should be electrically connected directly to the power pad under the device."+ },+ {+ "number": "5",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground; should be electrically connected to GND close to the device."+ },+ {+ "number": "6",+ "name": "VSENSE",+ "type": "input",+ "description": "Inverting node of the transconductance error amplifier."+ },+ {+ "number": "7",+ "name": "COMP",+ "type": "output",+ "description": "Error amplifier output and input to the output switch current comparator; connect frequency compensation components to this pin."+ },+ {+ "number": "8",+ "name": "RT/CLK",+ "type": "bidirectional",+ "description": "Resistor timing or external clock input pin."+ },+ {+ "number": "9",+ "name": "SS",+ "type": "bidirectional",+ "description": "Slow-start pin; an external capacitor connected to this pin sets the output voltage rise time."+ },+ {+ "number": "10",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "11",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "12",+ "name": "PH",+ "type": "output",+ "description": "Source of the internal high-side power MOSFET and drain of the internal low-side synchronous rectifier MOSFET."+ },+ {+ "number": "13",+ "name": "BOOT",+ "type": "input",+ "description": "Bootstrap capacitor input; if voltage is below the minimum required by BOOT UVLO, the output is forced to switch off until the capacitor is refreshed."+ },+ {+ "number": "14",+ "name": "PWRGD",+ "type": "output",+ "description": "Open drain power good output; asserts low if output voltage is low due to thermal shutdown, overcurrent, over/under-voltage or EN shutdown."+ },+ {+ "number": "15",+ "name": "EN",+ "type": "input",+ "description": "Enable input with internal pull-up current source; pull below 1.2 V to disable or float to enable."+ },+ {+ "number": "16",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage range is 2.95 V to 6 V."+ },+ {+ "number": "17",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "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": [+ "exposed pad 17 added from the footprint",+ "dropped thermal pad ['EP'] absent from footprint"+ ],+ "pages_sent": 10,+ "cost_usd": 0.1437,+ "at": "2026-10-06T03:47:18"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps54318",+ "pages": 41,+ "sha256": "1f9f20765ddc24aa",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 17,+ "described": 17,+ "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]"+ }+}