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TPS25940LRVCR
Public Made by Adomby adom
Texas Instruments Surge Protection Devices (SPDs), WQFN-20-EP(3x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+58@@ -0,0 +1,58 @@+# TPS25940LRVCR++**Texas Instruments** · Surge Protection Devices (SPDs) · WQFN-20-EP(3x4)++TPS25940LRVCR from Texas Instruments, in a WQFN-20-EP(3x4). 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 | DEVSLP | input | Active high DevSleep mode control; high voltage activates low-power DevSleep mode. |+| 2 | PGOOD | output | Active high power good open drain output; goes high when PGTH crosses threshold value. |+| 3 | PGTH | input | Positive input of PGOOD comparator. |+| 4 | OUT | output | Power output of the device. |+| 5 | OUT | output | Power output of the device. |+| 6 | OUT | output | Power output of the device. |+| 7 | OUT | output | Power output of the device. |+| 8 | OUT | output | Power output of the device. |+| 9 | IN | power_in | Power input and supply voltage of the device, 2.7V to 18V operating range. |+| 10 | IN | power_in | Power input and supply voltage of the device, 2.7V to 18V operating range. |+| 11 | IN | power_in | Power input and supply voltage of the device, 2.7V to 18V operating range. |+| 12 | IN | power_in | Power input and supply voltage of the device, 2.7V to 18V operating range. |+| 13 | IN | power_in | Power input and supply voltage of the device, 2.7V to 18V operating range. |+| 14 | EN/UVLO | input | Programmable undervoltage lockout threshold setting; when pulled to GND resets fault latch in TPS25940L. |+| 15 | OVP | input | Programmable overvoltage protection threshold setting input. |+| 16 | GND | power_in | Ground; must be connected to exposed PowerPAD using multiple vias for good thermal performance. |+| 17 | ILIM | bidirectional | Current limit control; resistor from this pin to GND sets overload and short-circuit current limit. |+| 18 | dVdT | bidirectional | Output voltage slew rate control; capacitor from this pin to GND sets ramp rate. |+| 19 | IMON | output | Current monitor output; sources scaled down ratio of current through internal FET, resistor to GND converts to proportional voltage. |+| 20 | FLT | output | Fault indicator open drain output; goes low for Undervoltage, Overvoltage, Reverse voltage, or Thermal shutdown event. |+| 21 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WQFN-20-EP(3x4) |+| Category | Circuit Protection |+| Pins | 21 |++## CAD (KiCad official)++- Symbol: `TPS25940LRVCR`+- Footprint: `Package_DFN_QFN:QFN-20-1EP_3x4mm_P0.5mm_EP1.65x2.65mm`+- 3D model: WQFN-20-EP(3x4) (KiCad packages3D, STEP)+- 3D model files: `tps25940lrvcr-etched.step` / `tps25940lrvcr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps25940lrvcr.step` / `tps25940lrvcr.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/tps25940) (46 pp, sha256 `460f53fd0c00c9b7`, 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/tps25940lrvcr-datasheet.pdf)
page.jsonadded+238@@ -0,0 +1,238 @@+{+ "slug": "tps25940lrvcr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Surge Protection Devices (SPDs), WQFN-20-EP(3x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "circuit protection",+ "tps25940lrvcr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps25940lrvcr.kicad_sym",+ "tps25940lrvcr.kicad_mod",+ "tps25940lrvcr.glb",+ "tps25940lrvcr.step",+ "tps25940lrvcr.lbr",+ "docs/hero.png",+ "docs/tps25940lrvcr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps25940lrvcr-hero.glb",+ "tps25940lrvcr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS25940LRVCR",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-20-EP(3x4)",+ "pin_count": 21,+ "category": "Circuit Protection",+ "subcategory": "Surge Protection Devices (SPDs)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps25940",+ "parts": {+ "symbol": "tps25940lrvcr.kicad_sym",+ "footprint": "tps25940lrvcr.kicad_mod",+ "model_3d": "tps25940lrvcr-hero.glb",+ "model_3d_plain": "tps25940lrvcr.glb",+ "model_3d_step": "tps25940lrvcr-etched.step",+ "model_3d_step_plain": "tps25940lrvcr.step",+ "lbr": "tps25940lrvcr.lbr"+ },+ "distributor_links": {+ "lcsc": 2867756,+ "digikey": "296-40734-2-ND",+ "mouser": "595-TPS25940LRVCR"+ },+ "distributor_check": {+ "checked_at": "2026-10-06T01:59:12Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-40734-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS25940LRVCR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "DEVSLP",+ "type": "input",+ "description": "Active high DevSleep mode control; high voltage activates low-power DevSleep mode."+ },+ {+ "number": "2",+ "name": "PGOOD",+ "type": "output",+ "description": "Active high power good open drain output; goes high when PGTH crosses threshold value."+ },+ {+ "number": "3",+ "name": "PGTH",+ "type": "input",+ "description": "Positive input of PGOOD comparator."+ },+ {+ "number": "4",+ "name": "OUT",+ "type": "output",+ "description": "Power output of the device."+ },+ {+ "number": "5",+ "name": "OUT",+ "type": "output",+ "description": "Power output of the device."+ },+ {+ "number": "6",+ "name": "OUT",+ "type": "output",+ "description": "Power output of the device."+ },+ {+ "number": "7",+ "name": "OUT",+ "type": "output",+ "description": "Power output of the device."+ },+ {+ "number": "8",+ "name": "OUT",+ "type": "output",+ "description": "Power output of the device."+ },+ {+ "number": "9",+ "name": "IN",+ "type": "power_in",+ "description": "Power input and supply voltage of the device, 2.7V to 18V operating range."+ },+ {+ "number": "10",+ "name": "IN",+ "type": "power_in",+ "description": "Power input and supply voltage of the device, 2.7V to 18V operating range."+ },+ {+ "number": "11",+ "name": "IN",+ "type": "power_in",+ "description": "Power input and supply voltage of the device, 2.7V to 18V operating range."+ },+ {+ "number": "12",+ "name": "IN",+ "type": "power_in",+ "description": "Power input and supply voltage of the device, 2.7V to 18V operating range."+ },+ {+ "number": "13",+ "name": "IN",+ "type": "power_in",+ "description": "Power input and supply voltage of the device, 2.7V to 18V operating range."+ },+ {+ "number": "14",+ "name": "EN/UVLO",+ "type": "input",+ "description": "Programmable undervoltage lockout threshold setting; when pulled to GND resets fault latch in TPS25940L."+ },+ {+ "number": "15",+ "name": "OVP",+ "type": "input",+ "description": "Programmable overvoltage protection threshold setting input."+ },+ {+ "number": "16",+ "name": "GND",+ "type": "power_in",+ "description": "Ground; must be connected to exposed PowerPAD using multiple vias for good thermal performance."+ },+ {+ "number": "17",+ "name": "ILIM",+ "type": "bidirectional",+ "description": "Current limit control; resistor from this pin to GND sets overload and short-circuit current limit."+ },+ {+ "number": "18",+ "name": "dVdT",+ "type": "bidirectional",+ "description": "Output voltage slew rate control; capacitor from this pin to GND sets ramp rate."+ },+ {+ "number": "19",+ "name": "IMON",+ "type": "output",+ "description": "Current monitor output; sources scaled down ratio of current through internal FET, resistor to GND converts to proportional voltage."+ },+ {+ "number": "20",+ "name": "FLT",+ "type": "output",+ "description": "Fault indicator open drain output; goes low for Undervoltage, Overvoltage, Reverse voltage, or Thermal shutdown event."+ },+ {+ "number": "21",+ "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 21 added from the footprint"+ ],+ "pages_sent": 8,+ "cost_usd": 0.1028,+ "at": "2026-10-06T01:58:57"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps25940",+ "pages": 46,+ "sha256": "460f53fd0c00c9b7",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 21,+ "described": 21,+ "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]"+ }+}