component
TPS2557QDRBTQ1
Public Made by Adomby adom
Texas Instruments Power Distribution Switches, SON-8-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+46@@ -0,0 +1,46 @@+# TPS2557QDRBTQ1++**Texas Instruments** · Power Distribution Switches · SON-8-EP(3x3)++TPS2557QDRBTQ1 from Texas Instruments, in a SON-8-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 | GND | power_in | Ground connection; connect externally to the PowerPAD (thermal pad). |+| 2 | IN | power_in | Input voltage, rated 2.5 V to 6.5 V; connect a 0.1 μF or greater ceramic capacitor from IN to GND as close to the IC as possible. |+| 3 | IN | power_in | Input voltage, rated 2.5 V to 6.5 V; connect a 0.1 μF or greater ceramic capacitor from IN to GND as close to the IC as possible. |+| 4 | EN | input | Enable input for the TPS2557-Q1 (active-high): logic high turns on the power switch; VIH minimum 1.1 V, VIL maximum 0.66 V, enable voltage range 0 V to 6.5 V. |+| 5 | ILIM | output | External resistor connection that sets the current-limit threshold; recommended 20 kΩ ≤ R(ILIM) ≤ 187 kΩ. |+| 6 | OUT | output | Power-switch output; continuous output current 0 A to 5 A. |+| 7 | OUT | output | Power-switch output; continuous output current 0 A to 5 A. |+| 8 | FAULT | output | Active-low open-drain output asserted during overcurrent or overtemperature; recommended continuous sink current 0 mA to 10 mA (absolute maximum 25 mA). |+| 9 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SON-8-EP(3x3) |+| Category | Power Management (PMIC) |+| Pins | 9 |++## CAD (KiCad official)++- Symbol: `TPS2557QDRBTQ1`+- Footprint: `Package_SON:WSON-8-1EP_3x3mm_P0.5mm_EP1.6x2.0mm`+- 3D model: SON-8-EP(3x3) (KiCad packages3D, STEP)+- 3D model files: `tps2557qdrbtq1-etched.step` / `tps2557qdrbtq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps2557qdrbtq1.step` / `tps2557qdrbtq1.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/tps2556-q1) (29 pp, sha256 `834c00966c31670e`, retrieved 2026-10-08, 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-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/tps2557qdrbtq1-datasheet.pdf)
page.jsonadded+207@@ -0,0 +1,207 @@+{+ "slug": "tps2557qdrbtq1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Power Distribution Switches, SON-8-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps2557qdrbtq1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps2557qdrbtq1.kicad_sym",+ "tps2557qdrbtq1.kicad_mod",+ "tps2557qdrbtq1.glb",+ "tps2557qdrbtq1.step",+ "tps2557qdrbtq1.lbr",+ "docs/hero.png",+ "docs/tps2557qdrbtq1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps2557qdrbtq1-hero.glb",+ "tps2557qdrbtq1-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS2557QDRBTQ1",+ "manufacturer": "Texas Instruments",+ "package": "SON-8-EP(3x3)",+ "pin_count": 9,+ "category": "Power Management (PMIC)",+ "subcategory": "Power Distribution Switches",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps2556-q1",+ "parts": {+ "symbol": "tps2557qdrbtq1.kicad_sym",+ "footprint": "tps2557qdrbtq1.kicad_mod",+ "model_3d": "tps2557qdrbtq1-hero.glb",+ "model_3d_plain": "tps2557qdrbtq1.glb",+ "model_3d_step": "tps2557qdrbtq1-etched.step",+ "model_3d_step_plain": "tps2557qdrbtq1.step",+ "lbr": "tps2557qdrbtq1.lbr"+ },+ "distributor_links": {+ "lcsc": "C2149775",+ "digikey": "296-50076-2-ND",+ "mouser": "595-TPS2557QDRBTQ1"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T19:26:50Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-50076-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS2557QDRBTQ1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection; connect externally to the PowerPAD (thermal pad)."+ },+ {+ "number": "2",+ "name": "IN",+ "type": "power_in",+ "description": "Input voltage, rated 2.5 V to 6.5 V; connect a 0.1 μF or greater ceramic capacitor from IN to GND as close to the IC as possible."+ },+ {+ "number": "3",+ "name": "IN",+ "type": "power_in",+ "description": "Input voltage, rated 2.5 V to 6.5 V; connect a 0.1 μF or greater ceramic capacitor from IN to GND as close to the IC as possible."+ },+ {+ "number": "4",+ "name": "EN",+ "type": "input",+ "description": "Enable input for the TPS2557-Q1 (active-high): logic high turns on the power switch; VIH minimum 1.1 V, VIL maximum 0.66 V, enable voltage range 0 V to 6.5 V."+ },+ {+ "number": "5",+ "name": "ILIM",+ "type": "output",+ "description": "External resistor connection that sets the current-limit threshold; recommended 20 kΩ ≤ R(ILIM) ≤ 187 kΩ."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "output",+ "description": "Power-switch output; continuous output current 0 A to 5 A."+ },+ {+ "number": "7",+ "name": "OUT",+ "type": "output",+ "description": "Power-switch output; continuous output current 0 A to 5 A."+ },+ {+ "number": "8",+ "name": "FAULT",+ "type": "output",+ "description": "Active-low open-drain output asserted during overcurrent or overtemperature; recommended continuous sink current 0 mA to 10 mA (absolute maximum 25 mA)."+ },+ {+ "number": "9",+ "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-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The thermal pad is listed in the terminal table (page 3) as 'Thermal pad' with no pin number, so it ; Pin 4 is EN for the TPS2557-Q1 variant, which is the device in the TPS2557QDRBTQ1 MPN. The TPS2556-Q; The source text is the Chinese translation (ZHCSC61B). The English official version is SLVSC97; the ",+ "exposed pad 9 added from the footprint"+ ],+ "pages_sent": 7,+ "cost_usd": 0.0528,+ "at": "2026-10-08T19:26:30"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps2556-q1",+ "pages": 29,+ "sha256": "834c00966c31670e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "tps2557qdrbtq1.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 3,+ 2.98,+ 0.82+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "cbee016fb8ee69c44b13d8818fcf65dcf240f5fdca70b22700521eb617c5311a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tps2557qdrbtq1-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 3,+ 2.98,+ 0.82+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "f6c7aa5f5354152d51174f4d7bf2c562643e9430cad2a089450843791fae2c41",+ "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]"+ }+}