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.
main
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"slug": "bq25616jrtwr",
"title": "BQ25616JRTWR",
"brief": "Texas Instruments Battery Management, WQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"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": {
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"lcsc": "C2876373",
"digikey": "296-BQ25616JRTWRTR-ND"
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"checked_at": "2026-10-01T02:02:58Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-BQ25616JRTWRTR-ND",
"status": "found",
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"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)."
}
],
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"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": [
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"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"
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"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-24-EP(4x4)",
"Category": "Power Management (PMIC)",
"Pins": "25"
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"email": "[email protected]"
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