component
BQ40Z50RSMR-R2
Public Made by Adomby adom
Texas Instruments Global Sourcing Parts, VQFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+70@@ -0,0 +1,70 @@+# BQ40Z50RSMR-R2++**Texas Instruments** · Global Sourcing Parts · VQFN-32-EP(4x4)++BQ40Z50RSMR-R2 from Texas Instruments, in a VQFN-32-EP(4x4). 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 | PBI | power_in | Backup power input pin; connect 2.2-µF capacitor to VSS for transient support |+| 2 | VC4 | input | Cell 4 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum |+| 3 | VC3 | input | Cell 3 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum |+| 4 | VC2 | input | Cell 2 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum |+| 5 | VC1 | input | Cell 1 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum |+| 6 | SRN | input | Coulomb counter negative sense input for integrating ADC; -0.3 to 0.3V absolute maximum |+| 7 | NC | unconnected | Not internally connected; may be left floating or tied to VSS |+| 8 | SRP | input | Coulomb counter positive sense input for integrating ADC; -0.3 to 0.3V absolute maximum |+| 9 | VSS | power_in | Device ground connection pin |+| 10 | TS1 | input | Thermistor 1 input for cell temperature sensing; 0 to VREG V operating range |+| 11 | TS2 | input | Thermistor 2 input for cell temperature sensing; 0 to VREG V operating range |+| 12 | TS3 | input | Thermistor 3 input for cell temperature sensing; 0 to VREG V operating range |+| 13 | TS4 | input | Thermistor 4 input for cell temperature sensing; 0 to VREG V operating range |+| 14 | NC | unconnected | Not internally connected; may be left floating or tied to VSS |+| 15 | BTP_INT | output | Battery Trip Point interrupt output; 0 to 30V absolute maximum, connect to VSS if unused |+| 16 | PRES or SHUTDN | input | System present input for removable packs or emergency shutdown input for embedded packs; 0 to 30V absolute maximum |+| 17 | DISP | output | Display control output for LED segments; 0 to VBAT+0.3V absolute maximum |+| 18 | SMBD | tri_state | SMBus data pin, open-drain I/O with 1MΩ pulldown; 0 to 30V absolute maximum |+| 19 | SMBC | tri_state | SMBus clock pin, open-drain I/O with 1MΩ pulldown; 0 to 30V absolute maximum |+| 20 | LEDCNTLA | output | LED segment A control output; 22.5mA typical constant-current sink from VBAT−1.6V |+| 21 | LEDCNTLB | output | LED segment B control output; 22.5mA typical constant-current sink from VBAT−1.6V |+| 22 | LEDCNTLC | output | LED segment C control output; 22.5mA typical constant-current sink from VBAT−1.6V |+| 23 | PTC | input | Safety PTC thermistor input pin for overtemperature protection; 200-890mV trip voltage range |+| 24 | PTCEN | input | PTC thermistor enable pin; connect to BAT to enable or VSS to disable |+| 25 | FUSE | output | Fuse drive output pin for secondary protection; 6-8.65V high output for electro-chemical fuse ignition |+| 26 | VCC | power_in | Secondary power supply input for charger operation; 2.2-26V operating range |+| 27 | PACK | input | Pack voltage sense input for charger detection and current protection; 0-20V operating range |+| 28 | DSG | output | Discharge FET gate drive output pin; 10.5-12V typical high when enabled |+| 29 | NC | unconnected | Not internally connected; may be left floating or tied to VSS |+| 30 | PCHG | output | Precharge FET gate drive output pin; 6-8V typical high when enabled |+| 31 | CHG | output | Charge FET gate drive output pin; 10.5-12V typical high when enabled |+| 32 | BAT | power_in | Primary power supply input from battery pack positive terminal; 2.2-26V operating range |+| 33 | PAD | power_in | Exposed thermal pad for heat dissipation and mechanical package integrity; solder to PCB ground plane |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-32-EP(4x4) |+| Category | Global Sourcing Parts |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `BQ40Z50RSMR-R2`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_4x4mm_P0.4mm_EP2.9x2.9mm`+- 3D model: VQFN-32-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `bq40z50rsmr-r2-etched.step` / `bq40z50rsmr-r2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq40z50rsmr-r2.step` / `bq40z50rsmr-r2.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/bq40z50-r2) (56 pp, sha256 `67d8927ed202d901`, retrieved 2026-09-24, 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 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/bq40z50rsmr-r2-datasheet.pdf)
page.jsonadded+291@@ -0,0 +1,291 @@+{+ "slug": "bq40z50rsmr-r2",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Global Sourcing Parts, VQFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "global sourcing parts",+ "bq40z50rsmr-r2",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bq40z50rsmr-r2.kicad_sym",+ "bq40z50rsmr-r2.kicad_mod",+ "bq40z50rsmr-r2.glb",+ "bq40z50rsmr-r2.step",+ "bq40z50rsmr-r2.lbr",+ "docs/hero.png",+ "docs/bq40z50rsmr-r2-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "BQ40Z50RSMR-R2",+ "manufacturer": "Texas Instruments",+ "package": "VQFN-32-EP(4x4)",+ "pin_count": 33,+ "category": "Global Sourcing Parts",+ "subcategory": "Global Sourcing Parts",+ "datasheet": "https://www.ti.com/cn/lit/gpn/bq40z50-r2",+ "parts": {+ "symbol": "bq40z50rsmr-r2.kicad_sym",+ "footprint": "bq40z50rsmr-r2.kicad_mod",+ "model_3d": "bq40z50rsmr-r2-etched.glb",+ "model_3d_plain": "bq40z50rsmr-r2.glb",+ "model_3d_step": "bq40z50rsmr-r2-etched.step",+ "model_3d_step_plain": "bq40z50rsmr-r2.step",+ "lbr": "bq40z50rsmr-r2.lbr"+ },+ "distributor_links": {+ "lcsc": "C2845123"+ },+ "pins": [+ {+ "number": "1",+ "name": "PBI",+ "type": "power_in",+ "description": "Backup power input pin; connect 2.2-µF capacitor to VSS for transient support"+ },+ {+ "number": "2",+ "name": "VC4",+ "type": "input",+ "description": "Cell 4 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum"+ },+ {+ "number": "3",+ "name": "VC3",+ "type": "input",+ "description": "Cell 3 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum"+ },+ {+ "number": "4",+ "name": "VC2",+ "type": "input",+ "description": "Cell 2 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum"+ },+ {+ "number": "5",+ "name": "VC1",+ "type": "input",+ "description": "Cell 1 voltage and balance current input; VSS+0 to VSS+8.5V absolute maximum"+ },+ {+ "number": "6",+ "name": "SRN",+ "type": "input",+ "description": "Coulomb counter negative sense input for integrating ADC; -0.3 to 0.3V absolute maximum"+ },+ {+ "number": "7",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected; may be left floating or tied to VSS"+ },+ {+ "number": "8",+ "name": "SRP",+ "type": "input",+ "description": "Coulomb counter positive sense input for integrating ADC; -0.3 to 0.3V absolute maximum"+ },+ {+ "number": "9",+ "name": "VSS",+ "type": "power_in",+ "description": "Device ground connection pin"+ },+ {+ "number": "10",+ "name": "TS1",+ "type": "input",+ "description": "Thermistor 1 input for cell temperature sensing; 0 to VREG V operating range"+ },+ {+ "number": "11",+ "name": "TS2",+ "type": "input",+ "description": "Thermistor 2 input for cell temperature sensing; 0 to VREG V operating range"+ },+ {+ "number": "12",+ "name": "TS3",+ "type": "input",+ "description": "Thermistor 3 input for cell temperature sensing; 0 to VREG V operating range"+ },+ {+ "number": "13",+ "name": "TS4",+ "type": "input",+ "description": "Thermistor 4 input for cell temperature sensing; 0 to VREG V operating range"+ },+ {+ "number": "14",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected; may be left floating or tied to VSS"+ },+ {+ "number": "15",+ "name": "BTP_INT",+ "type": "output",+ "description": "Battery Trip Point interrupt output; 0 to 30V absolute maximum, connect to VSS if unused"+ },+ {+ "number": "16",+ "name": "PRES or SHUTDN",+ "type": "input",+ "description": "System present input for removable packs or emergency shutdown input for embedded packs; 0 to 30V absolute maximum"+ },+ {+ "number": "17",+ "name": "DISP",+ "type": "output",+ "description": "Display control output for LED segments; 0 to VBAT+0.3V absolute maximum"+ },+ {+ "number": "18",+ "name": "SMBD",+ "type": "tri_state",+ "description": "SMBus data pin, open-drain I/O with 1MΩ pulldown; 0 to 30V absolute maximum"+ },+ {+ "number": "19",+ "name": "SMBC",+ "type": "tri_state",+ "description": "SMBus clock pin, open-drain I/O with 1MΩ pulldown; 0 to 30V absolute maximum"+ },+ {+ "number": "20",+ "name": "LEDCNTLA",+ "type": "output",+ "description": "LED segment A control output; 22.5mA typical constant-current sink from VBAT−1.6V"+ },+ {+ "number": "21",+ "name": "LEDCNTLB",+ "type": "output",+ "description": "LED segment B control output; 22.5mA typical constant-current sink from VBAT−1.6V"+ },+ {+ "number": "22",+ "name": "LEDCNTLC",+ "type": "output",+ "description": "LED segment C control output; 22.5mA typical constant-current sink from VBAT−1.6V"+ },+ {+ "number": "23",+ "name": "PTC",+ "type": "input",+ "description": "Safety PTC thermistor input pin for overtemperature protection; 200-890mV trip voltage range"+ },+ {+ "number": "24",+ "name": "PTCEN",+ "type": "input",+ "description": "PTC thermistor enable pin; connect to BAT to enable or VSS to disable"+ },+ {+ "number": "25",+ "name": "FUSE",+ "type": "output",+ "description": "Fuse drive output pin for secondary protection; 6-8.65V high output for electro-chemical fuse ignition"+ },+ {+ "number": "26",+ "name": "VCC",+ "type": "power_in",+ "description": "Secondary power supply input for charger operation; 2.2-26V operating range"+ },+ {+ "number": "27",+ "name": "PACK",+ "type": "input",+ "description": "Pack voltage sense input for charger detection and current protection; 0-20V operating range"+ },+ {+ "number": "28",+ "name": "DSG",+ "type": "output",+ "description": "Discharge FET gate drive output pin; 10.5-12V typical high when enabled"+ },+ {+ "number": "29",+ "name": "NC",+ "type": "unconnected",+ "description": "Not internally connected; may be left floating or tied to VSS"+ },+ {+ "number": "30",+ "name": "PCHG",+ "type": "output",+ "description": "Precharge FET gate drive output pin; 6-8V typical high when enabled"+ },+ {+ "number": "31",+ "name": "CHG",+ "type": "output",+ "description": "Charge FET gate drive output pin; 10.5-12V typical high when enabled"+ },+ {+ "number": "32",+ "name": "BAT",+ "type": "power_in",+ "description": "Primary power supply input from battery pack positive terminal; 2.2-26V operating range"+ },+ {+ "number": "33",+ "name": "PAD",+ "type": "power_in",+ "description": "Exposed thermal pad for heat dissipation and mechanical package integrity; solder to PCB ground plane"+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 56,+ "cost_usd": 0.605,+ "at": "2026-09-24T07:31:38"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/bq40z50-r2",+ "pages": 56,+ "sha256": "67d8927ed202d901",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "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]"+ }+}