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TPS65268QRHBRQ1
Public Made by Adomby adom
Texas Instruments DC-DC Converters, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+70@@ -0,0 +1,70 @@+# TPS65268QRHBRQ1++**Texas Instruments** · DC-DC Converters · VQFN-32-EP(5x5)++TPS65268QRHBRQ1 from Texas Instruments, in a VQFN-32-EP(5x5). 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 | EN3 | input | Enable for BUCK3; float to enable or use resistor divider to adjust UVLO input voltage. |+| 2 | AGND | power_in | Analog ground common to buck controllers and analog circuits; route separately from power grounds. |+| 3 | AGND | power_in | Analog ground common to buck controllers and analog circuits. |+| 4 | AGND | power_in | Analog ground common to buck controllers and analog circuits. |+| 5 | AGND | power_in | Analog ground common to buck controllers and analog circuits. |+| 6 | FB2 | input | Feedback Kelvin sensing pin for BUCK2 output voltage. |+| 7 | COMP2 | output | Error amplifier output and compensation pin for BUCK2 PWM loop. |+| 8 | SS2 | output | Soft-start and tracking input for BUCK2 with 5.2-µA pullup current source. |+| 9 | BST2 | output | Boot-strapped supply for BUCK2 high-side gate driver. |+| 10 | LX2 | output | Switching node connection to inductor and bootstrap capacitor for BUCK2. |+| 11 | PGND2 | power_in | Power ground connection for BUCK2. |+| 12 | PVIN2 | power_in | Input power supply for BUCK2. |+| 13 | PVIN3 | power_in | Input power supply for BUCK3. |+| 14 | PGND3 | power_in | Power ground connection for BUCK3. |+| 15 | LX3 | output | Switching node connection to inductor and bootstrap capacitor for BUCK3. |+| 16 | BST3 | output | Boot-strapped supply for BUCK3 high-side gate driver. |+| 17 | SS3 | output | Soft-start and tracking input for BUCK3 with 5.2-µA pullup current source. |+| 18 | COMP3 | output | Error amplifier output and compensation pin for BUCK3 PWM mode. |+| 19 | FB3 | input | Feedback Kelvin sensing pin for BUCK3 output voltage. |+| 20 | PGOOD | output | Output voltage supervision pin asserted high when all buck converters are in regulation. |+| 21 | ROSC | output | Clock frequency adjustment pin connected to external clock or ground resistor. |+| 22 | FB1 | input | Feedback Kelvin sensing pin for BUCK1 output voltage. |+| 23 | COMP1 | output | Error amplifier output and compensation pin for BUCK1 peak current PWM mode. |+| 24 | SS1 | output | Soft-start and tracking input for BUCK1 with 5.2-µA pullup current source. |+| 25 | BST1 | output | Boot-strapped supply for BUCK1 high-side gate driver. |+| 26 | LX1 | output | Switching node connection to inductor and bootstrap capacitor for BUCK1. |+| 27 | PGND1 | power_in | Power ground connection for BUCK1. |+| 28 | PVIN1 | power_in | Input power supply for BUCK1. |+| 29 | VIN | power_in | Buck controller power supply. |+| 30 | V7V | output | Internal LDO regulator output for gate driver and internal controller. |+| 31 | EN1 | input | Enable for BUCK1; float to enable or use resistor divider to adjust UVLO input voltage. |+| 32 | EN2 | input | Enable for BUCK2; float to enable or use resistor divider to adjust UVLO input voltage. |+| 33 | PAD | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-32-EP(5x5) |+| Category | Power Supply Chip |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `TPS65268QRHBRQ1`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm`+- 3D model: VQFN-32-EP(5x5) (KiCad packages3D, STEP)+- 3D model files: `tps65268qrhbrq1-etched.step` / `tps65268qrhbrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps65268qrhbrq1.step` / `tps65268qrhbrq1.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/tps65268-q1) (44 pp, sha256 `c76c84aa847507dc`, retrieved 2026-10-05, 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/tps65268qrhbrq1-datasheet.pdf)
page.jsonadded+310@@ -0,0 +1,310 @@+{+ "slug": "tps65268qrhbrq1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power supply chip",+ "tps65268qrhbrq1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps65268qrhbrq1.kicad_sym",+ "tps65268qrhbrq1.kicad_mod",+ "tps65268qrhbrq1.glb",+ "tps65268qrhbrq1.step",+ "tps65268qrhbrq1.lbr",+ "docs/hero.png",+ "docs/tps65268qrhbrq1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps65268qrhbrq1-hero.glb",+ "tps65268qrhbrq1-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS65268QRHBRQ1",+ "manufacturer": "Texas Instruments",+ "package": "VQFN-32-EP(5x5)",+ "pin_count": 33,+ "category": "Power Supply Chip",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps65268-q1",+ "parts": {+ "symbol": "tps65268qrhbrq1.kicad_sym",+ "footprint": "tps65268qrhbrq1.kicad_mod",+ "model_3d": "tps65268qrhbrq1-hero.glb",+ "model_3d_plain": "tps65268qrhbrq1.glb",+ "model_3d_step": "tps65268qrhbrq1-etched.step",+ "model_3d_step_plain": "tps65268qrhbrq1.step",+ "lbr": "tps65268qrhbrq1.lbr"+ },+ "distributor_links": {+ "lcsc": 2071437,+ "digikey": "296-52047-2-ND",+ "mouser": "595-TPS65268QRHBRQ1"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T19:28:57Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-52047-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS65268QRHBRQ1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN3",+ "type": "input",+ "description": "Enable for BUCK3; float to enable or use resistor divider to adjust UVLO input voltage."+ },+ {+ "number": "2",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground common to buck controllers and analog circuits; route separately from power grounds."+ },+ {+ "number": "3",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground common to buck controllers and analog circuits."+ },+ {+ "number": "4",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground common to buck controllers and analog circuits."+ },+ {+ "number": "5",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground common to buck controllers and analog circuits."+ },+ {+ "number": "6",+ "name": "FB2",+ "type": "input",+ "description": "Feedback Kelvin sensing pin for BUCK2 output voltage."+ },+ {+ "number": "7",+ "name": "COMP2",+ "type": "output",+ "description": "Error amplifier output and compensation pin for BUCK2 PWM loop."+ },+ {+ "number": "8",+ "name": "SS2",+ "type": "output",+ "description": "Soft-start and tracking input for BUCK2 with 5.2-µA pullup current source."+ },+ {+ "number": "9",+ "name": "BST2",+ "type": "output",+ "description": "Boot-strapped supply for BUCK2 high-side gate driver."+ },+ {+ "number": "10",+ "name": "LX2",+ "type": "output",+ "description": "Switching node connection to inductor and bootstrap capacitor for BUCK2."+ },+ {+ "number": "11",+ "name": "PGND2",+ "type": "power_in",+ "description": "Power ground connection for BUCK2."+ },+ {+ "number": "12",+ "name": "PVIN2",+ "type": "power_in",+ "description": "Input power supply for BUCK2."+ },+ {+ "number": "13",+ "name": "PVIN3",+ "type": "power_in",+ "description": "Input power supply for BUCK3."+ },+ {+ "number": "14",+ "name": "PGND3",+ "type": "power_in",+ "description": "Power ground connection for BUCK3."+ },+ {+ "number": "15",+ "name": "LX3",+ "type": "output",+ "description": "Switching node connection to inductor and bootstrap capacitor for BUCK3."+ },+ {+ "number": "16",+ "name": "BST3",+ "type": "output",+ "description": "Boot-strapped supply for BUCK3 high-side gate driver."+ },+ {+ "number": "17",+ "name": "SS3",+ "type": "output",+ "description": "Soft-start and tracking input for BUCK3 with 5.2-µA pullup current source."+ },+ {+ "number": "18",+ "name": "COMP3",+ "type": "output",+ "description": "Error amplifier output and compensation pin for BUCK3 PWM mode."+ },+ {+ "number": "19",+ "name": "FB3",+ "type": "input",+ "description": "Feedback Kelvin sensing pin for BUCK3 output voltage."+ },+ {+ "number": "20",+ "name": "PGOOD",+ "type": "output",+ "description": "Output voltage supervision pin asserted high when all buck converters are in regulation."+ },+ {+ "number": "21",+ "name": "ROSC",+ "type": "output",+ "description": "Clock frequency adjustment pin connected to external clock or ground resistor."+ },+ {+ "number": "22",+ "name": "FB1",+ "type": "input",+ "description": "Feedback Kelvin sensing pin for BUCK1 output voltage."+ },+ {+ "number": "23",+ "name": "COMP1",+ "type": "output",+ "description": "Error amplifier output and compensation pin for BUCK1 peak current PWM mode."+ },+ {+ "number": "24",+ "name": "SS1",+ "type": "output",+ "description": "Soft-start and tracking input for BUCK1 with 5.2-µA pullup current source."+ },+ {+ "number": "25",+ "name": "BST1",+ "type": "output",+ "description": "Boot-strapped supply for BUCK1 high-side gate driver."+ },+ {+ "number": "26",+ "name": "LX1",+ "type": "output",+ "description": "Switching node connection to inductor and bootstrap capacitor for BUCK1."+ },+ {+ "number": "27",+ "name": "PGND1",+ "type": "power_in",+ "description": "Power ground connection for BUCK1."+ },+ {+ "number": "28",+ "name": "PVIN1",+ "type": "power_in",+ "description": "Input power supply for BUCK1."+ },+ {+ "number": "29",+ "name": "VIN",+ "type": "power_in",+ "description": "Buck controller power supply."+ },+ {+ "number": "30",+ "name": "V7V",+ "type": "output",+ "description": "Internal LDO regulator output for gate driver and internal controller."+ },+ {+ "number": "31",+ "name": "EN1",+ "type": "input",+ "description": "Enable for BUCK1; float to enable or use resistor divider to adjust UVLO input voltage."+ },+ {+ "number": "32",+ "name": "EN2",+ "type": "input",+ "description": "Enable for BUCK2; float to enable or use resistor divider to adjust UVLO input voltage."+ },+ {+ "number": "33",+ "name": "PAD",+ "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 33 added from the footprint"+ ],+ "pages_sent": 8,+ "cost_usd": 0.132,+ "at": "2026-10-05T19:28:39"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps65268-q1",+ "pages": 44,+ "sha256": "c76c84aa847507dc",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "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]"+ }+}