component
TPS51116PWP
Public Made by Adomby adom
Texas Instruments DC-DC Converters, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "tps51116pwp",
"version": "0.1.0",
"type": "component",
"description": "Texas Instruments DC-DC Converters, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"component",
"power management (pmic)",
"tps51116pwp",
"factory-2.0.0",
"extractor-text"
],
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"component": {
"mpn": "TPS51116PWP",
"manufacturer": "Texas Instruments",
"package": "HTSSOP-20-EP",
"pin_count": 21,
"category": "Power Management (PMIC)",
"subcategory": "DC-DC Converters",
"datasheet": "https://www.ti.com/lit/ds/symlink/tps51116.pdf",
"parts": {
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"lbr": "tps51116pwp.lbr"
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"distributor_links": {
"lcsc": "C544915",
"digikey": "296-17243-ND",
"mouser": "595-TPS51116PWP"
},
"distributor_check": {
"checked_at": "2026-11-06T00:30:18Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-17243-ND",
"status": "found"
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"mouser": {
"pn": "595-TPS51116PWP",
"status": "found"
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},
"pins": [
{
"number": "1",
"name": "VLDOIN",
"type": "input",
"description": "Power supply input for the VTT LDO, which should be connected to the VDDQ output when tracking discharge mode is used."
},
{
"number": "2",
"name": "VTT",
"type": "output",
"description": "Power output of the VTT LDO, which can sink and source 3 A."
},
{
"number": "3",
"name": "VTTGND",
"type": "power_in",
"description": "Power ground output for the VTT LDO."
},
{
"number": "4",
"name": "VTTSNS",
"type": "input",
"description": "Voltage sense input for the VTT LDO, to be connected to the plus terminal of the VTT LDO output capacitor."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Signal ground, to be connected to the negative terminal of the VTT LDO output capacitor."
},
{
"number": "6",
"name": "MODE",
"type": "input",
"description": "Discharge mode setting pin, where tying it to V5IN selects no discharge, to VDDQ selects tracking discharge and to GND selects non-tracking discharge."
},
{
"number": "7",
"name": "VTTREF",
"type": "output",
"description": "Buffered VTTREF reference output, which supplies a low noise 10-mA VREF with a tolerance of ±20 mV."
},
{
"number": "8",
"name": "COMP",
"type": "bidirectional",
"description": "Output of the transconductance amplifier for phase compensation, connected to V5IN to disable the gM amplifier and use D-CAP mode."
},
{
"number": "9",
"name": "VDDQSNS",
"type": "bidirectional",
"description": "VDDQ reference input for VTT and VTTREF and output voltage feedback input for VDDQ when VDDQSET is tied to V5IN or GND, and the non-tracking discharge current sink terminal."
},
{
"number": "10",
"name": "VDDQSET",
"type": "input",
"description": "VDDQ output voltage setting pin, which is connected to a resistor divider to set the output voltage or to V5IN or GND for internal setting."
},
{
"number": "11",
"name": "S3",
"type": "input",
"description": "S3 signal input that places VTT at high-Z in suspend-to-RAM state."
},
{
"number": "12",
"name": "S5",
"type": "input",
"description": "S5 signal input that enables the SMPS and LDO outputs and controls soft-off in S4/S5 states."
},
{
"number": "13",
"name": "PGOOD",
"type": "output",
"description": "Powergood open-drain output that is high when the VDDQ output voltage is within the target range."
},
{
"number": "14",
"name": "V5IN",
"type": "input",
"description": "5-V power supply input for internal circuits and MOSFET gate drivers, with an operating range of 4.75 V to 5.25 V."
},
{
"number": "15",
"name": "CS",
"type": "input",
"description": "Current sense comparator input (-) for resistor current sensing, or overcurrent trip voltage setting input for RDS(on) sensing when connected to V5IN through a voltage setting resistor."
},
{
"number": "16",
"name": "PGND",
"type": "power_in",
"description": "Ground for the low-side MOSFET gate driver, and also the current sense comparator input (+) and ground for the powergood circuit."
},
{
"number": "17",
"name": "DRVL",
"type": "output",
"description": "Rectifying (low-side) MOSFET gate-drive output."
},
{
"number": "18",
"name": "LL",
"type": "bidirectional",
"description": "High-side MOSFET gate driver return and current sense comparator input (-) for RDS(on) current sensing."
},
{
"number": "19",
"name": "DRVH",
"type": "output",
"description": "Switching (high-side) MOSFET gate-drive output."
},
{
"number": "20",
"name": "VBST",
"type": "bidirectional",
"description": "Switching (high-side) MOSFET driver bootstrap voltage input."
},
{
"number": "21",
"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 20-pin HTSSOP PowerPAD (PWP) package has a exposed thermal pad that the datasheet does not assig"
],
"pages_sent": 18,
"cost_usd": 0.0327,
"at": "2026-11-06T00:29:42"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/tps51116.pdf",
"pages": 51,
"sha256": "2bcc993ec5d308e1",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
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