component
TPS65178ARSLR
Public Made by Adomby adom
Texas Instruments Power Management - Specialized, VQFN-48-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "tps65178arslr",
"title": "TPS65178ARSLR",
"brief": "Texas Instruments Power Management - Specialized, VQFN-48-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"power management (pmic)",
"tps65178arslr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TPS65178ARSLR",
"manufacturer": "Texas Instruments",
"package": "VQFN-48-EP(6x6)",
"pin_count": 49,
"category": "Power Management (PMIC)",
"subcategory": "Power Management - Specialized",
"datasheet": "https://www.ti.com/cn/lit/gpn/tps65178",
"parts": {
"symbol": "tps65178arslr.kicad_sym",
"footprint": "tps65178arslr.kicad_mod",
"model_3d": "tps65178arslr-hero.glb",
"model_3d_plain": "tps65178arslr.glb",
"model_3d_step": "tps65178arslr-etched.step",
"model_3d_step_plain": "tps65178arslr.step",
"lbr": "tps65178arslr.lbr"
},
"distributor_links": {
"lcsc": "C2869642",
"digikey": "296-36831-2-ND",
"mouser": "595-TPS65178ARSLR"
},
"distributor_check": {
"checked_at": "2026-10-08T21:14:11Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-36831-2-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-TPS65178ARSLR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "OUT4",
"type": "input",
"description": "Buck 4 converter (VEPI) output voltage sense pin."
},
{
"number": "2",
"name": "SWB4",
"type": "bidirectional",
"description": "Buck 4 converter (VEPI) switch pin."
},
{
"number": "3",
"name": "RST",
"type": "output",
"description": "Reset generator open-drain output pin."
},
{
"number": "4",
"name": "OUT1",
"type": "input",
"description": "Buck 1 converter (VCC) output voltage sense pin; also the input pin for buck 2 and buck 4 converters."
},
{
"number": "5",
"name": "OUT2",
"type": "input",
"description": "Buck 2 converter (VCORE) output voltage sense pin."
},
{
"number": "6",
"name": "SWB2",
"type": "bidirectional",
"description": "Buck 2 converter (VCORE) switch pin."
},
{
"number": "7",
"name": "PGND2",
"type": "power_in",
"description": "Buck 2 converter (VCORE) power ground pin."
},
{
"number": "8",
"name": "SWB1",
"type": "bidirectional",
"description": "Buck 1 converter (VCC) switch pin; pin 8 is bonded together with pin 9."
},
{
"number": "9",
"name": "SWB1",
"type": "bidirectional",
"description": "Buck 1 converter (VCC) switch pin; pin 9 is bonded together with pin 8."
},
{
"number": "10",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "11",
"name": "PVINB1",
"type": "power_in",
"description": "Buck 1 converter (VCC) input supply pin; pin 11 is bonded together with pin 12."
},
{
"number": "12",
"name": "PVINB1",
"type": "power_in",
"description": "Buck 1 converter (VCC) input supply pin; pin 12 is bonded together with pin 11."
},
{
"number": "13",
"name": "AVIN",
"type": "power_in",
"description": "Internal regulator supply pin; recommended operating input range is 8.6 V to 14.7 V."
},
{
"number": "14",
"name": "PVINB3",
"type": "power_in",
"description": "Buck 3 converter (HVDD) power input pin."
},
{
"number": "15",
"name": "SWB3",
"type": "bidirectional",
"description": "Buck 3 converter (HVDD) switch pin."
},
{
"number": "16",
"name": "OUT3",
"type": "input",
"description": "Buck 3 converter (HVDD) output voltage sense pin."
},
{
"number": "17",
"name": "PGND3",
"type": "power_in",
"description": "Buck 3 converter (HVDD) power ground pin."
},
{
"number": "18",
"name": "PGND",
"type": "power_in",
"description": "Boost converter (VDD) power ground pin; pin 18 is bonded together with pin 19."
},
{
"number": "19",
"name": "PGND",
"type": "power_in",
"description": "Boost converter (VDD) power ground pin; pin 19 is bonded together with pin 18."
},
{
"number": "20",
"name": "SW",
"type": "bidirectional",
"description": "Boost converter (VDD) switch pin; pin 20 is bonded together with pin 21."
},
{
"number": "21",
"name": "SW",
"type": "bidirectional",
"description": "Boost converter (VDD) switch pin; pin 21 is bonded together with pin 20."
},
{
"number": "22",
"name": "SWI",
"type": "input",
"description": "Isolation switch input pin, connected to the internal overvoltage protection comparator of the boost converter."
},
{
"number": "23",
"name": "SWO",
"type": "output",
"description": "Isolation switch output pin (VDD)."
},
{
"number": "24",
"name": "AGND",
"type": "power_in",
"description": "Analog ground pin; connect this pin to the PowerPAD (exposed pad)."
},
{
"number": "25",
"name": "SS",
"type": "output",
"description": "Boost converter (VDD) soft-start pin; connect a capacitor here if soft-start is needed, open means no soft-start."
},
{
"number": "26",
"name": "COMP",
"type": "bidirectional",
"description": "Boost converter (VDD) compensation pin."
},
{
"number": "27",
"name": "SCL",
"type": "bidirectional",
"description": "I2C clock pin; input thresholds are VIH2 = 2 V minimum and VIL2 = 0.8 V maximum for AVIN = 8.6 V to 14.7 V."
},
{
"number": "28",
"name": "SDA",
"type": "bidirectional",
"description": "I2C data pin; input thresholds are VIH2 = 2 V minimum and VIL2 = 0.8 V maximum for AVIN = 8.6 V to 14.7 V."
},
{
"number": "29",
"name": "VL",
"type": "power_out",
"description": "Internal regulator output pin (nominally 5.0 V with no load); connect an output capacitor to this pin."
},
{
"number": "30",
"name": "TCOMP",
"type": "input",
"description": "Temperature compensation input pin; connect the thermistor / pull-up resistor network to this pin."
},
{
"number": "31",
"name": "CTRLP",
"type": "output",
"description": "Positive charge pump (VGH) base drive signal pin."
},
{
"number": "32",
"name": "VGH",
"type": "input",
"description": "Positive charge pump (VGH) output voltage sense pin."
},
{
"number": "33",
"name": "SWP",
"type": "bidirectional",
"description": "Positive charge pump (VGH) switch pin."
},
{
"number": "34",
"name": "SWN",
"type": "bidirectional",
"description": "Negative charge pump (VGL) switch pin."
},
{
"number": "35",
"name": "VGL",
"type": "input",
"description": "Negative charge pump (VGL) output voltage sense pin."
},
{
"number": "36",
"name": "CTRLN",
"type": "output",
"description": "Negative charge pump (VGL) base drive signal pin."
},
{
"number": "37",
"name": "GMA1",
"type": "output",
"description": "Gamma buffer 1 output pin (DAC output)."
},
{
"number": "38",
"name": "GMA2",
"type": "output",
"description": "Gamma buffer 2 output pin (DAC output)."
},
{
"number": "39",
"name": "GMA3",
"type": "output",
"description": "Gamma buffer 3 output pin (DAC output)."
},
{
"number": "40",
"name": "GMA4",
"type": "output",
"description": "Gamma buffer 4 output pin (DAC output)."
},
{
"number": "41",
"name": "GMA5",
"type": "output",
"description": "Gamma buffer 5 output pin (DAC output)."
},
{
"number": "42",
"name": "GMA6",
"type": "output",
"description": "Gamma buffer 6 output pin (DAC output)."
},
{
"number": "43",
"name": "VCOM",
"type": "input",
"description": "VCOM output sense pin."
},
{
"number": "44",
"name": "NEG",
"type": "output",
"description": "VCOM inverting pin."
},
{
"number": "45",
"name": "POS",
"type": "output",
"description": "VCOM non-inverting pin; DAC output for the VCOM reference."
},
{
"number": "46",
"name": "VCOMFB",
"type": "input",
"description": "VCOM panel feedback pin."
},
{
"number": "47",
"name": "DYN",
"type": "input",
"description": "Dynamic VCOM gain select pin; with fixed gain it can be left floating or connected to GND."
},
{
"number": "48",
"name": "PGND4",
"type": "power_in",
"description": "Buck 4 converter (VEPI) power ground pin."
},
{
"number": "49",
"name": "EP",
"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-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The exposed thermal pad (PowerPAD) is not given a numbered pin in the datasheet pin table. The text ; Pin descriptions for pins 27 and 28 and pin 47 include the datasheet's input-threshold or fixed-gain; Pages 14 to 61 of the datasheet were not provided, so the pin table was taken only from page 8 of th",
"exposed pad 49 added from the footprint"
],
"pages_sent": 14,
"cost_usd": 0.1078,
"at": "2026-10-08T21:12:47"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/tps65178",
"pages": 61,
"sha256": "ffafe4d0d4361b46",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
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"file": "tps65178arslr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.02,
6.02,
0.9
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "ce26d4558a25fbe11fc8aeeb0abf6cf7ee6e2e06c56898b6a69b24e50ad53611",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tps65178arslr-etched.step",
"role": "eda",
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"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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"zmin_mm": 0,
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"footprint_binding": "identity",
"sha256": "ee2da45b4e3de2974d7942d572a2ef9b4be018a400239b84669279fe21218b4d",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-48-EP(6x6)",
"Category": "Power Management (PMIC)",
"Pins": "49"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"tps65178arslr"
],
"discovery_pitch": "TPS65178ARSLR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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"path": "docs/hero.png"
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"files": [
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