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TPS2549IRTETQ1
Public Made by Adomby adom
Texas Instruments USB 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 @@+# TPS2549IRTETQ1++**Texas Instruments** · USB Converters · WQFN-16-EP(3x3)++TPS2549IRTETQ1 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 | IN | power_in | Input supply voltage 4.5V to 6.5V; requires 0.1µF or greater ceramic bypass capacitor to GND. |+| 2 | DM_OUT | bidirectional | D− data line to upstream USB host controller; 0 to 3.6V, ±30mA continuous current. |+| 3 | DP_OUT | bidirectional | D+ data line to upstream USB host controller; 0 to 3.6V, ±30mA continuous current. |+| 4 | CS | output | Current sense output providing proportional sink current for cable compensation feedback to upstream regulator. |+| 5 | EN | input | Enable logic input; low level disables power switch and signal switches. |+| 6 | CTL1 | input | Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup. |+| 7 | CTL2 | input | Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup. |+| 8 | CTL3 | input | Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup. |+| 9 | STATUS | output | Active-low open-drain output asserted when load exceeds load-detection threshold; 10mA maximum sink. |+| 10 | DP_IN | bidirectional | D+ data line from downstream connector; 0 to 3.6V, ±30mA continuous current. |+| 11 | DM_IN | bidirectional | D− data line from downstream connector; 0 to 3.6V, ±30mA continuous current. |+| 12 | OUT | power_out | Power switch output; 3.2A maximum continuous current at −40°C to 85°C. |+| 13 | FAULT | output | Active-low open-drain output asserted during overtemperature, overcurrent, or DP_IN/DM_IN overvoltage; 10mA sink. |+| 14 | GND | power_in | Ground connection; internally connected to thermal pad for heat-sinking to circuit board. |+| 15 | ILIM_LO | input | Connect external resistor to GND (10.4kΩ to 1MΩ) to set low current-limit and load-detection thresholds. |+| 16 | ILIM_HI | input | Connect external resistor to GND (10.4kΩ to 1MΩ) to set high current-limit threshold. |+| 17 | PAD | 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 | Interface |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `TPS2549IRTETQ1`+- 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: `tps2549irtetq1-etched.step` / `tps2549irtetq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps2549irtetq1.step` / `tps2549irtetq1.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/tps2549-q1) (46 pp, sha256 `7bf9a3933c8fa4bf`, retrieved 2026-10-03, 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/tps2549irtetq1-datasheet.pdf)
page.jsonadded+215@@ -0,0 +1,215 @@+{+ "slug": "tps2549irtetq1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments USB Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "tps2549irtetq1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps2549irtetq1.kicad_sym",+ "tps2549irtetq1.kicad_mod",+ "tps2549irtetq1.glb",+ "tps2549irtetq1.step",+ "tps2549irtetq1.lbr",+ "docs/hero.png",+ "docs/tps2549irtetq1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps2549irtetq1-hero.glb",+ "tps2549irtetq1-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS2549IRTETQ1",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-16-EP(3x3)",+ "pin_count": 17,+ "category": "Interface",+ "subcategory": "USB Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps2549-q1",+ "parts": {+ "symbol": "tps2549irtetq1.kicad_sym",+ "footprint": "tps2549irtetq1.kicad_mod",+ "model_3d": "tps2549irtetq1-hero.glb",+ "model_3d_plain": "tps2549irtetq1.glb",+ "model_3d_step": "tps2549irtetq1-etched.step",+ "model_3d_step_plain": "tps2549irtetq1.step",+ "lbr": "tps2549irtetq1.lbr"+ },+ "distributor_links": {+ "lcsc": 181643,+ "digikey": "296-43172-2-ND",+ "mouser": "595-TPS2549IRTETQ1"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T05:10:10Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-43172-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS2549IRTETQ1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IN",+ "type": "power_in",+ "description": "Input supply voltage 4.5V to 6.5V; requires 0.1µF or greater ceramic bypass capacitor to GND."+ },+ {+ "number": "2",+ "name": "DM_OUT",+ "type": "bidirectional",+ "description": "D− data line to upstream USB host controller; 0 to 3.6V, ±30mA continuous current."+ },+ {+ "number": "3",+ "name": "DP_OUT",+ "type": "bidirectional",+ "description": "D+ data line to upstream USB host controller; 0 to 3.6V, ±30mA continuous current."+ },+ {+ "number": "4",+ "name": "CS",+ "type": "output",+ "description": "Current sense output providing proportional sink current for cable compensation feedback to upstream regulator."+ },+ {+ "number": "5",+ "name": "EN",+ "type": "input",+ "description": "Enable logic input; low level disables power switch and signal switches."+ },+ {+ "number": "6",+ "name": "CTL1",+ "type": "input",+ "description": "Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup."+ },+ {+ "number": "7",+ "name": "CTL2",+ "type": "input",+ "description": "Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup."+ },+ {+ "number": "8",+ "name": "CTL3",+ "type": "input",+ "description": "Logic-level control input for charging mode and signal switch selection; tie directly to IN or GND without pullup."+ },+ {+ "number": "9",+ "name": "STATUS",+ "type": "output",+ "description": "Active-low open-drain output asserted when load exceeds load-detection threshold; 10mA maximum sink."+ },+ {+ "number": "10",+ "name": "DP_IN",+ "type": "bidirectional",+ "description": "D+ data line from downstream connector; 0 to 3.6V, ±30mA continuous current."+ },+ {+ "number": "11",+ "name": "DM_IN",+ "type": "bidirectional",+ "description": "D− data line from downstream connector; 0 to 3.6V, ±30mA continuous current."+ },+ {+ "number": "12",+ "name": "OUT",+ "type": "power_out",+ "description": "Power switch output; 3.2A maximum continuous current at −40°C to 85°C."+ },+ {+ "number": "13",+ "name": "FAULT",+ "type": "output",+ "description": "Active-low open-drain output asserted during overtemperature, overcurrent, or DP_IN/DM_IN overvoltage; 10mA sink."+ },+ {+ "number": "14",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection; internally connected to thermal pad for heat-sinking to circuit board."+ },+ {+ "number": "15",+ "name": "ILIM_LO",+ "type": "input",+ "description": "Connect external resistor to GND (10.4kΩ to 1MΩ) to set low current-limit and load-detection thresholds."+ },+ {+ "number": "16",+ "name": "ILIM_HI",+ "type": "input",+ "description": "Connect external resistor to GND (10.4kΩ to 1MΩ) to set high current-limit threshold."+ },+ {+ "number": "17",+ "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": [+ "extractor flagged: Datasheet page 1 title mentions TPS2546-Q1 but content is for TPS2549-Q1; appears to be documentatio; Operating temperature for orderable MPN TPS2549IRTETQ1 is −40°C to 85°C (per page 38), not the full ",+ "exposed pad 17 added from the footprint"+ ],+ "pages_sent": 7,+ "cost_usd": 0.0995,+ "at": "2026-10-03T05:09:49"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps2549-q1",+ "pages": 46,+ "sha256": "7bf9a3933c8fa4bf",+ "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]"+ }+}