component
BQ25040DQCR
Public Made by Adomby adom
Texas Instruments Battery Management, WSON-10-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+47@@ -0,0 +1,47 @@+# BQ25040DQCR++**Texas Instruments** · Battery Management · WSON-10-EP(2x3)++BQ25040DQCR from Texas Instruments, in a WSON-10-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 | IN | power_in | Input power supply (4.35V to 26V) with overvoltage protection at 6.9V; bypass to VSS with at least 1µF ceramic capacitor. |+| 2 | ISET | input | Current programming input; connect resistor from 475Ω to 5.36kΩ to VSS to program fast-charge current from 100mA to 1.1A. |+| 3 | VSS | power_in | Ground terminal; connect to thermal pad and ground plane of the circuit. |+| 4 | LDO | power_out | LDO output regulated to 4.9V with up to 50mA output current; bypass to VSS with at least 1µF ceramic capacitor. |+| 5 | IFULL | input | Charge done current programming input; connect resistor to VSS to program charge done threshold from 5% to 50% of fast-charge current. |+| 6 | EN/SET | input | One-wire interface input with internal ~260kΩ pulldown to VSS for device enable/disable and mode selection. |+| 7 | VSS | power_in | Ground terminal; connect to thermal pad and ground plane of the circuit. |+| 8 | CHG | tri_state | Charge done indicator open-drain output; pulled low during charging, high impedance when battery fully charged or during fault conditions. |+| 9 | PG | tri_state | Power good open-drain output; pulled low when input power above battery voltage by 80mV and below 6.9V overvoltage protection threshold. |+| 10 | BAT | power_out | Battery connection output; supplies up to 2.3A in production test mode at 4.2V or up to 1.1A charge current in normal mode; bypass to VSS with at least 1µF ceramic capacitor. |+| 11 | PAD | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WSON-10-EP(2x3) |+| Category | Power Management (PMIC) |+| Pins | 11 |++## CAD (KiCad official)++- Symbol: `BQ25040DQCR`+- Footprint: `Package_SON:WSON-10-1EP_2x3mm_P0.5mm_EP0.84x2.4mm`+- 3D model: WSON-10-EP(2x3) (KiCad packages3D, STEP)+- 3D model files: `bq25040dqcr-etched.step` / `bq25040dqcr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq25040dqcr.step` / `bq25040dqcr.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/bq25040) (29 pp, sha256 `186049e80d00120e`, retrieved 2026-10-01, tier: lcsc)+- **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/bq25040dqcr-datasheet.pdf)
page.jsonadded+176@@ -0,0 +1,176 @@+{+ "slug": "bq25040dqcr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Battery Management, WSON-10-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "bq25040dqcr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bq25040dqcr.kicad_sym",+ "bq25040dqcr.kicad_mod",+ "bq25040dqcr.glb",+ "bq25040dqcr.step",+ "bq25040dqcr.lbr",+ "docs/hero.png",+ "docs/bq25040dqcr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "BQ25040DQCR",+ "manufacturer": "Texas Instruments",+ "package": "WSON-10-EP(2x3)",+ "pin_count": 11,+ "category": "Power Management (PMIC)",+ "subcategory": "Battery Management",+ "datasheet": "https://www.ti.com/cn/lit/gpn/bq25040",+ "parts": {+ "symbol": "bq25040dqcr.kicad_sym",+ "footprint": "bq25040dqcr.kicad_mod",+ "model_3d": "bq25040dqcr-etched.glb",+ "model_3d_plain": "bq25040dqcr.glb",+ "model_3d_step": "bq25040dqcr-etched.step",+ "model_3d_step_plain": "bq25040dqcr.step",+ "lbr": "bq25040dqcr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2868289",+ "digikey": "296-BQ25040DQCRTR-ND",+ "mouser": "595-BQ25040DQCR"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T09:28:57Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-BQ25040DQCRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-BQ25040DQCR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IN",+ "type": "power_in",+ "description": "Input power supply (4.35V to 26V) with overvoltage protection at 6.9V; bypass to VSS with at least 1µF ceramic capacitor."+ },+ {+ "number": "2",+ "name": "ISET",+ "type": "input",+ "description": "Current programming input; connect resistor from 475Ω to 5.36kΩ to VSS to program fast-charge current from 100mA to 1.1A."+ },+ {+ "number": "3",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground terminal; connect to thermal pad and ground plane of the circuit."+ },+ {+ "number": "4",+ "name": "LDO",+ "type": "power_out",+ "description": "LDO output regulated to 4.9V with up to 50mA output current; bypass to VSS with at least 1µF ceramic capacitor."+ },+ {+ "number": "5",+ "name": "IFULL",+ "type": "input",+ "description": "Charge done current programming input; connect resistor to VSS to program charge done threshold from 5% to 50% of fast-charge current."+ },+ {+ "number": "6",+ "name": "EN/SET",+ "type": "input",+ "description": "One-wire interface input with internal ~260kΩ pulldown to VSS for device enable/disable and mode selection."+ },+ {+ "number": "7",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground terminal; connect to thermal pad and ground plane of the circuit."+ },+ {+ "number": "8",+ "name": "CHG",+ "type": "tri_state",+ "description": "Charge done indicator open-drain output; pulled low during charging, high impedance when battery fully charged or during fault conditions."+ },+ {+ "number": "9",+ "name": "PG",+ "type": "tri_state",+ "description": "Power good open-drain output; pulled low when input power above battery voltage by 80mV and below 6.9V overvoltage protection threshold."+ },+ {+ "number": "10",+ "name": "BAT",+ "type": "power_out",+ "description": "Battery connection output; supplies up to 2.3A in production test mode at 4.2V or up to 1.1A charge current in normal mode; bypass to VSS with at least 1µF ceramic capacitor."+ },+ {+ "number": "11",+ "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 11 added from the footprint"+ ],+ "pages_sent": 9,+ "cost_usd": 0.0827,+ "at": "2026-10-01T09:28:42"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/bq25040",+ "pages": 29,+ "sha256": "186049e80d00120e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 11,+ "described": 11,+ "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]"+ }+}