component
BQ7790511PWR
Public Made by Adomby adom
Texas Instruments Battery Management, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+57@@ -0,0 +1,57 @@+# BQ7790511PWR++**Texas Instruments** · Battery Management · TSSOP-20++BQ7790511PWR from Texas Instruments, in a TSSOP-20. 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 | VDD | power_in | Supply voltage, recommended operating range 3-25V. |+| 2 | AVDD | power_out | Analog supply output for capacitive decoupling, maximum voltage 3V. |+| 3 | VC5 | input | Cell 5 voltage sense input with measurement range 0-5V. |+| 4 | VC4 | input | Cell 4 voltage sense input with measurement range 0-5V. |+| 5 | VC3 | input | Cell 3 voltage sense input with measurement range 0-5V. |+| 6 | VC2 | input | Cell 2 voltage sense input with measurement range 0-5V. |+| 7 | VC1 | input | Cell 1 voltage sense input with measurement range 0-5V. |+| 8 | AVSS | power_in | Analog ground reference for the device. |+| 9 | SRP | input | Current sense input connected to battery side of sense resistor, measurement range -0.2 to 0.8V. |+| 10 | SRN | input | Current sense input connected to PACK- side of sense resistor, measurement range -0.2 to 0.8V. |+| 11 | DSG | output | Discharge FET driver output with maximum output voltage 16V. |+| 12 | CHGU | output | Charge FET signal output for upper device in cascaded stack configuration, maximum voltage 16V. |+| 13 | CHG | output | Charge FET driver output for single device or bottom of stack configuration, maximum voltage 16V. |+| 14 | LD | input | PACK- load removal detection input with measurement range 0-16V. |+| 15 | TS | input | Thermistor measurement input for external temperature sensor, measurement range 0 to VTB. |+| 16 | VTB | output | Thermistor bias output voltage for external NTC thermistor, maximum voltage 3V. |+| 17 | CCFG | input | Cell in series configuration input with measurement range 0 to AVDD. |+| 18 | CTRC | input | CHG and DSG override control input, voltage range 0 to (VDD+5)V. |+| 19 | CTRD | input | CHG and DSG override control input, voltage range 0 to (VDD+5)V. |+| 20 | DVSS | power_in | Digital ground reference for the device. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-20 |+| Category | Power Management (PMIC) |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `BQ7790511PWR`+- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`+- 3D model: TSSOP-20 (KiCad packages3D, STEP)+- 3D model files: `bq7790511pwr-etched.step` / `bq7790511pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq7790511pwr.step` / `bq7790511pwr.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/bq77905) (48 pp, sha256 `f04162b24e7e7c22`, retrieved 2026-10-05, 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/bq7790511pwr-datasheet.pdf)
page.jsonadded+230@@ -0,0 +1,230 @@+{+ "slug": "bq7790511pwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Battery Management, TSSOP-20. 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"model_3d_plain": "bq7790511pwr.glb",+ "model_3d_step": "bq7790511pwr-etched.step",+ "model_3d_step_plain": "bq7790511pwr.step",+ "lbr": "bq7790511pwr.lbr"+ },+ "distributor_links": {+ "lcsc": 2863208,+ "digikey": "296-50994-2-ND",+ "mouser": "595-BQ7790511PWR"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T20:29:53Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-50994-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-BQ7790511PWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VDD",+ "type": "power_in",+ "description": "Supply voltage, recommended operating range 3-25V."+ },+ {+ "number": "2",+ "name": "AVDD",+ "type": "power_out",+ "description": "Analog supply output for capacitive decoupling, maximum voltage 3V."+ },+ {+ "number": "3",+ "name": "VC5",+ "type": "input",+ "description": "Cell 5 voltage sense input with measurement range 0-5V."+ },+ {+ "number": "4",+ "name": "VC4",+ "type": "input",+ "description": "Cell 4 voltage sense input with measurement range 0-5V."+ },+ {+ "number": "5",+ "name": "VC3",+ "type": "input",+ "description": "Cell 3 voltage sense input with measurement range 0-5V."+ },+ {+ "number": "6",+ "name": "VC2",+ "type": "input",+ "description": "Cell 2 voltage sense input with measurement range 0-5V."+ },+ {+ "number": "7",+ "name": "VC1",+ "type": "input",+ "description": "Cell 1 voltage sense input with measurement range 0-5V."+ },+ {+ "number": "8",+ "name": "AVSS",+ "type": "power_in",+ "description": "Analog ground reference for the device."+ },+ {+ "number": "9",+ "name": "SRP",+ "type": "input",+ "description": "Current sense input connected to battery side of sense resistor, measurement range -0.2 to 0.8V."+ },+ {+ "number": "10",+ "name": "SRN",+ "type": "input",+ "description": "Current sense input connected to PACK- side of sense resistor, measurement range -0.2 to 0.8V."+ },+ {+ "number": "11",+ "name": "DSG",+ "type": "output",+ "description": "Discharge FET driver output with maximum output voltage 16V."+ },+ {+ "number": "12",+ "name": "CHGU",+ "type": "output",+ "description": "Charge FET signal output for upper device in cascaded stack configuration, maximum voltage 16V."+ },+ {+ "number": "13",+ "name": "CHG",+ "type": "output",+ "description": "Charge FET driver output for single device or bottom of stack configuration, maximum voltage 16V."+ },+ {+ "number": "14",+ "name": "LD",+ "type": "input",+ "description": "PACK- load removal detection input with measurement range 0-16V."+ },+ {+ "number": "15",+ "name": "TS",+ "type": "input",+ "description": "Thermistor measurement input for external temperature sensor, measurement range 0 to VTB."+ },+ {+ "number": "16",+ "name": "VTB",+ "type": "output",+ "description": "Thermistor bias output voltage for external NTC thermistor, maximum voltage 3V."+ },+ {+ "number": "17",+ "name": "CCFG",+ "type": "input",+ "description": "Cell in series configuration input with measurement range 0 to AVDD."+ },+ {+ "number": "18",+ "name": "CTRC",+ "type": "input",+ "description": "CHG and DSG override control input, voltage range 0 to (VDD+5)V."+ },+ {+ "number": "19",+ "name": "CTRD",+ "type": "input",+ "description": "CHG and DSG override control input, voltage range 0 to (VDD+5)V."+ },+ {+ "number": "20",+ "name": "DVSS",+ "type": "power_in",+ "description": "Digital ground reference for the device."+ }+ ],+ "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": [],+ "pages_sent": 11,+ "cost_usd": 0.1722,+ "at": "2026-10-05T20:29:37"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/bq77905",+ "pages": 48,+ "sha256": "f04162b24e7e7c22",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "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]"+ }+}