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TPS627451DSST
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Texas Instruments DC-DC Converters, WSON-12-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+49@@ -0,0 +1,49 @@+# TPS627451DSST++**Texas Instruments** · DC-DC Converters · WSON-12-EP(2x3)++TPS627451DSST from Texas Instruments, in a WSON-12-EP(2x3). 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 | Power supply pin; connect 4.7 µF ceramic capacitor to GND and connect close to the VIN terminal of the input capacitor. |+| 2 | SW | output | Switch pin connected to internal MOSFET switches; connect the inductor to this terminal. |+| 3 | GND | power_in | Supply pin; connect close to the GND terminal of the input and output capacitor. |+| 4 | EN_VIN_SW | input | Connects or disconnects the internal switch from VIN to VIN_SW; low opens switch, high closes switch; tie to GND if not used. |+| 5 | VOUT | input | Feedback pin for the internal feedback divider network and regulation loop; connect directly to the output capacitor with a short trace. |+| 6 | VIN_SW | output | Switch output connecting VIN with VIN_SW when EN_VIN_SW is high; leave open if not used. |+| 7 | PG | output | Open drain power good output. |+| 8 | VSEL4 | input | Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated. |+| 9 | VSEL3 | input | Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated. |+| 10 | VSEL2 | input | Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated. |+| 11 | VSEL1 | input | Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated. |+| 12 | EN | input | Enable pin; high level enables device, low level turns device into shutdown mode; must be terminated. |+| 13 | EXPOSED THERMAL PAD | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WSON-12-EP(2x3) |+| Category | Power Management (PMIC) |+| Pins | 13 |++## CAD (KiCad official)++- Symbol: `TPS627451DSST`+- Footprint: `Package_SON:WSON-12-1EP_3x2mm_P0.5mm_EP1x2.65`+- 3D model: WSON-12-EP(2x3), generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.75 mm nominal WSON height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tps62745) (38 pp, sha256 `487761ca108753bb`, 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/tps627451dsst-datasheet.pdf)
page.jsonadded+190@@ -0,0 +1,190 @@+{+ "slug": "tps627451dsst",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments DC-DC Converters, WSON-12-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps627451dsst",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps627451dsst.kicad_sym",+ "tps627451dsst.kicad_mod",+ "tps627451dsst.glb",+ "tps627451dsst.step",+ "tps627451dsst.lbr",+ "docs/hero.png",+ "docs/tps627451dsst-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps627451dsst-hero.glb",+ "tps627451dsst-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS627451DSST",+ "manufacturer": "Texas Instruments",+ "package": "WSON-12-EP(2x3)",+ "pin_count": 13,+ "category": "Power Management (PMIC)",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps62745",+ "parts": {+ "symbol": "tps627451dsst.kicad_sym",+ "footprint": "tps627451dsst.kicad_mod",+ "model_3d": "tps627451dsst-hero.glb",+ "model_3d_step": "tps627451dsst.step",+ "lbr": "tps627451dsst.lbr",+ "model_3d_plain": "tps627451dsst.glb"+ },+ "distributor_links": {+ "lcsc": 2071658,+ "digikey": "296-TPS627451DSSTTR-ND",+ "mouser": "595-TPS627451DSST"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T07:31:59Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-TPS627451DSSTTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS627451DSST",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VIN",+ "type": "power_in",+ "description": "Power supply pin; connect 4.7 µF ceramic capacitor to GND and connect close to the VIN terminal of the input capacitor."+ },+ {+ "number": "2",+ "name": "SW",+ "type": "output",+ "description": "Switch pin connected to internal MOSFET switches; connect the inductor to this terminal."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Supply pin; connect close to the GND terminal of the input and output capacitor."+ },+ {+ "number": "4",+ "name": "EN_VIN_SW",+ "type": "input",+ "description": "Connects or disconnects the internal switch from VIN to VIN_SW; low opens switch, high closes switch; tie to GND if not used."+ },+ {+ "number": "5",+ "name": "VOUT",+ "type": "input",+ "description": "Feedback pin for the internal feedback divider network and regulation loop; connect directly to the output capacitor with a short trace."+ },+ {+ "number": "6",+ "name": "VIN_SW",+ "type": "output",+ "description": "Switch output connecting VIN with VIN_SW when EN_VIN_SW is high; leave open if not used."+ },+ {+ "number": "7",+ "name": "PG",+ "type": "output",+ "description": "Open drain power good output."+ },+ {+ "number": "8",+ "name": "VSEL4",+ "type": "input",+ "description": "Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated."+ },+ {+ "number": "9",+ "name": "VSEL3",+ "type": "input",+ "description": "Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated."+ },+ {+ "number": "10",+ "name": "VSEL2",+ "type": "input",+ "description": "Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated."+ },+ {+ "number": "11",+ "name": "VSEL1",+ "type": "input",+ "description": "Output voltage selection pin; see Table 1 and Table 2 for VOUT selection; must be terminated."+ },+ {+ "number": "12",+ "name": "EN",+ "type": "input",+ "description": "Enable pin; high level enables device, low level turns device into shutdown mode; must be terminated."+ },+ {+ "number": "13",+ "name": "EXPOSED THERMAL 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: Exposed thermal pad is listed in Pin Configuration and Functions on page 3 but does not have an expl",+ "exposed pad 13 added from the footprint"+ ],+ "pages_sent": 7,+ "cost_usd": 0.1202,+ "at": "2026-10-03T07:31:28"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps62745",+ "pages": 38,+ "sha256": "487761ca108753bb",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 13,+ "described": 13,+ "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]"+ }+}