component
BQ25616JRTWR
Public Made by Adomby adom
Texas Instruments Battery Management, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+62@@ -0,0 +1,62 @@+# BQ25616JRTWR++**Texas Instruments** · Battery Management · WQFN-24-EP(4x4)++BQ25616JRTWR from Texas Instruments, in a WQFN-24-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 | VAC | power_in | Charger input voltage sensing with optional external ACFET for overvoltage protection up to 30 V absolute maximum. |+| 2 | ACDRV | output | Gate driver output providing 6V above VBUS for external ACFET control when VAC is below 14.2 V threshold. |+| 3 | D+ | bidirectional | USB data line positive for BC1.2 host/charging port detection including DCD and primary/secondary detection. |+| 4 | D- | bidirectional | USB data line negative for BC1.2 host/charging port detection including DCD and primary/secondary detection. |+| 5 | STAT | tri_state | Open-drain status output: LOW for charging in progress, HIGH for complete or SLEEP mode, 1 Hz blink for fault. |+| 6 | OTG | input | Boost mode enable input; HIGH activates 5V/1.2A USB On-The-Go converter (cannot float). |+| 7 | PG | tri_state | Open-drain power good indicator: LOW when input voltage 4-13.5V and input current limit above 30 mA. |+| 8 | ILIM | input | Input current limit setting input via resistor divider to GND; acceptable range 500 mA to 3200 mA. |+| 9 | CE | input | Charge enable digital input; LOW enables charging, HIGH disables charging. |+| 10 | ICHG | input | Charge current limit setting input via resistor divider to GND; acceptable range 300 mA to 3000 mA. |+| 11 | TS | input | Battery temperature sensor input for NTC thermistor; BQ25616J supports JEITA profile, BQ25616 supports Hot/Cold profile. |+| 12 | VSET | input | Battery regulation voltage setting via resistor pull-down: 4.1V/4.2V/4.35V depending on divider value. |+| 13 | BAT | power_in | Battery positive terminal connection with integrated current sensing resistor to SYS. |+| 14 | BAT | power_in | Battery positive terminal connection with integrated current sensing resistor to SYS. |+| 15 | SYS | power_out | System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT. |+| 16 | SYS | power_out | System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT. |+| 17 | GND | power_in | Power ground and signal ground reference. |+| 18 | GND | power_in | Power ground and signal ground reference. |+| 19 | SW | power_out | Switching node connecting to output inductor in buck converter topology. |+| 20 | SW | power_out | Switching node connecting to output inductor in buck converter topology. |+| 21 | BTST | power_out | High-side PWM gate driver bootstrap supply connected to bootstrap diode cathode. |+| 22 | REGN | power_out | Low-side PWM gate driver supply output connected to bootstrap diode anode. |+| 23 | PMID | power_out | Internal switching node at RBFET and HSFET drain junction for power path filtering. |+| 24 | VBUS | power_in | Charger input voltage at 4V to 13.5V operating range with 22V absolute maximum and 130ns OVP reaction time. |+| 25 | Thermal Pad | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WQFN-24-EP(4x4) |+| Category | Power Management (PMIC) |+| Pins | 25 |++## CAD (KiCad official)++- Symbol: `BQ25616JRTWR`+- Footprint: `Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm`+- 3D model: WQFN-24-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `bq25616jrtwr-etched.step` / `bq25616jrtwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq25616jrtwr.step` / `bq25616jrtwr.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/bq25616) (50 pp, sha256 `7be49ad55a7694f6`, retrieved 2026-10-01, 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/bq25616jrtwr-datasheet.pdf)
page.jsonadded+260@@ -0,0 +1,260 @@+{+ "slug": "bq25616jrtwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Battery Management, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "bq25616jrtwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "bq25616jrtwr.kicad_sym",+ "bq25616jrtwr.kicad_mod",+ "bq25616jrtwr.glb",+ "bq25616jrtwr.step",+ "bq25616jrtwr.lbr",+ "docs/hero.png",+ "docs/bq25616jrtwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "BQ25616JRTWR",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-24-EP(4x4)",+ "pin_count": 25,+ "category": "Power Management (PMIC)",+ "subcategory": "Battery Management",+ "datasheet": "https://www.ti.com/cn/lit/gpn/bq25616",+ "parts": {+ "symbol": "bq25616jrtwr.kicad_sym",+ "footprint": "bq25616jrtwr.kicad_mod",+ "model_3d": "bq25616jrtwr-etched.glb",+ "model_3d_plain": "bq25616jrtwr.glb",+ "model_3d_step": "bq25616jrtwr-etched.step",+ "model_3d_step_plain": "bq25616jrtwr.step",+ "lbr": "bq25616jrtwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2876373",+ "digikey": "296-BQ25616JRTWRTR-ND"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T02:02:58Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-BQ25616JRTWRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": null,+ "status": "error"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VAC",+ "type": "power_in",+ "description": "Charger input voltage sensing with optional external ACFET for overvoltage protection up to 30 V absolute maximum."+ },+ {+ "number": "2",+ "name": "ACDRV",+ "type": "output",+ "description": "Gate driver output providing 6V above VBUS for external ACFET control when VAC is below 14.2 V threshold."+ },+ {+ "number": "3",+ "name": "D+",+ "type": "bidirectional",+ "description": "USB data line positive for BC1.2 host/charging port detection including DCD and primary/secondary detection."+ },+ {+ "number": "4",+ "name": "D-",+ "type": "bidirectional",+ "description": "USB data line negative for BC1.2 host/charging port detection including DCD and primary/secondary detection."+ },+ {+ "number": "5",+ "name": "STAT",+ "type": "tri_state",+ "description": "Open-drain status output: LOW for charging in progress, HIGH for complete or SLEEP mode, 1 Hz blink for fault."+ },+ {+ "number": "6",+ "name": "OTG",+ "type": "input",+ "description": "Boost mode enable input; HIGH activates 5V/1.2A USB On-The-Go converter (cannot float)."+ },+ {+ "number": "7",+ "name": "PG",+ "type": "tri_state",+ "description": "Open-drain power good indicator: LOW when input voltage 4-13.5V and input current limit above 30 mA."+ },+ {+ "number": "8",+ "name": "ILIM",+ "type": "input",+ "description": "Input current limit setting input via resistor divider to GND; acceptable range 500 mA to 3200 mA."+ },+ {+ "number": "9",+ "name": "CE",+ "type": "input",+ "description": "Charge enable digital input; LOW enables charging, HIGH disables charging."+ },+ {+ "number": "10",+ "name": "ICHG",+ "type": "input",+ "description": "Charge current limit setting input via resistor divider to GND; acceptable range 300 mA to 3000 mA."+ },+ {+ "number": "11",+ "name": "TS",+ "type": "input",+ "description": "Battery temperature sensor input for NTC thermistor; BQ25616J supports JEITA profile, BQ25616 supports Hot/Cold profile."+ },+ {+ "number": "12",+ "name": "VSET",+ "type": "input",+ "description": "Battery regulation voltage setting via resistor pull-down: 4.1V/4.2V/4.35V depending on divider value."+ },+ {+ "number": "13",+ "name": "BAT",+ "type": "power_in",+ "description": "Battery positive terminal connection with integrated current sensing resistor to SYS."+ },+ {+ "number": "14",+ "name": "BAT",+ "type": "power_in",+ "description": "Battery positive terminal connection with integrated current sensing resistor to SYS."+ },+ {+ "number": "15",+ "name": "SYS",+ "type": "power_out",+ "description": "System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT."+ },+ {+ "number": "16",+ "name": "SYS",+ "type": "power_out",+ "description": "System output connection at regulated voltage 3.5V to 4.35V with internal current sensing from BAT."+ },+ {+ "number": "17",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground and signal ground reference."+ },+ {+ "number": "18",+ "name": "GND",+ "type": "power_in",+ "description": "Power ground and signal ground reference."+ },+ {+ "number": "19",+ "name": "SW",+ "type": "power_out",+ "description": "Switching node connecting to output inductor in buck converter topology."+ },+ {+ "number": "20",+ "name": "SW",+ "type": "power_out",+ "description": "Switching node connecting to output inductor in buck converter topology."+ },+ {+ "number": "21",+ "name": "BTST",+ "type": "power_out",+ "description": "High-side PWM gate driver bootstrap supply connected to bootstrap diode cathode."+ },+ {+ "number": "22",+ "name": "REGN",+ "type": "power_out",+ "description": "Low-side PWM gate driver supply output connected to bootstrap diode anode."+ },+ {+ "number": "23",+ "name": "PMID",+ "type": "power_out",+ "description": "Internal switching node at RBFET and HSFET drain junction for power path filtering."+ },+ {+ "number": "24",+ "name": "VBUS",+ "type": "power_in",+ "description": "Charger input voltage at 4V to 13.5V operating range with 22V absolute maximum and 130ns OVP reaction time."+ },+ {+ "number": "25",+ "name": "Thermal 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 25 added from the footprint",+ "dropped thermal pad ['EP'] absent from footprint"+ ],+ "pages_sent": 13,+ "cost_usd": 0.2125,+ "at": "2026-10-01T02:02:42"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/bq25616",+ "pages": 50,+ "sha256": "7be49ad55a7694f6",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 25,+ "described": 25,+ "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]"+ }+}