component
TPS25751SRSMR
Public Made by Adomby adom
TEXAS INSTRUMENTS Power Management - Specialized, VQFN-32-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "tps25751srsmr",
"title": "TPS25751SRSMR",
"brief": "TEXAS INSTRUMENTS Power Management - Specialized, VQFN-32-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",
"tags": [
"component",
"power management (pmic)",
"tps25751srsmr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TPS25751SRSMR",
"manufacturer": "TEXAS INSTRUMENTS",
"package": "VQFN-32-EP(4x4)",
"pin_count": 33,
"category": "Power Management (PMIC)",
"subcategory": "Power Management - Specialized",
"datasheet": "https://www.ti.com.cn/cn/lit/ds/symlink/tps25751.pdf?ts=1730433842540",
"parts": {
"symbol": "tps25751srsmr.kicad_sym",
"footprint": "tps25751srsmr.kicad_mod",
"model_3d": "tps25751srsmr-hero.glb",
"model_3d_plain": "tps25751srsmr-etched.glb",
"model_3d_step": "tps25751srsmr-etched.step",
"model_3d_step_plain": "tps25751srsmr.step",
"lbr": "tps25751srsmr.lbr"
},
"distributor_links": {
"lcsc": "C22460852",
"digikey": "296-TPS25751SRSMRTR-ND",
"mouser": "595-TPS25751SRSMR"
},
"distributor_check": {
"checked_at": "2026-10-18T02:52:05Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-TPS25751SRSMRTR-ND",
"status": "found"
},
"mouser": {
"pn": "595-TPS25751SRSMR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "LDO_3V3",
"type": "power_out",
"description": "Output of the supply switched from VIN_3V3 or the VBUS LDO; bypass with capacitance CLDO_3V3 to GND."
},
{
"number": "2",
"name": "ADCIN1",
"type": "input",
"description": "Configuration input; connect to a resistor divider to LDO_3V3."
},
{
"number": "3",
"name": "ADCIN2",
"type": "input",
"description": "Configuration input; connect to a resistor divider to LDO_3V3."
},
{
"number": "4",
"name": "LDO_1V5",
"type": "power_out",
"description": "Output of the CORE LDO; bypass with capacitance CLDO_1V5 to GND, and the pin cannot source current to external circuits."
},
{
"number": "5",
"name": "GPIO0",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "6",
"name": "GPIO1",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "7",
"name": "GPIO2",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "8",
"name": "I2Ct_SDA",
"type": "bidirectional",
"description": "I2C target serial data, open-drain input/output; tie to a pull-up voltage through a resistor, or it may be grounded if unused."
},
{
"number": "9",
"name": "I2Ct_SCL",
"type": "input",
"description": "I2C target serial clock input; tie to a pull-up voltage through a resistor, or it may be grounded if unused."
},
{
"number": "10",
"name": "I2Ct_IRQ",
"type": "output",
"description": "I2C target interrupt, active low; connect to an external voltage through a pull-up resistor, can be reconfigured as GPIO10, and tie to ground when unused."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground; connect to the ground plane."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground; connect to the ground plane."
},
{
"number": "13",
"name": "GPIO11",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground; connect to the ground plane."
},
{
"number": "15",
"name": "I2Cc_SDA",
"type": "bidirectional",
"description": "I2C controller serial data, open-drain input/output; tie to a pull-up voltage through a resistor when used or unused."
},
{
"number": "16",
"name": "I2Cc_SCL",
"type": "output",
"description": "I2C controller serial clock, open-drain output; tie to a pull-up voltage through a resistor when used or unused."
},
{
"number": "17",
"name": "I2Cc_IRQ",
"type": "input",
"description": "I2C controller interrupt, active low; connect to an external voltage through a pull-up resistor, do not tie to GND when unused, and it can be reconfigured as GPIO12."
},
{
"number": "18",
"name": "GPIO3",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "19",
"name": "VSYS",
"type": "input",
"description": "High-voltage sinking node used to implement reverse-current protection (RCP) for the external sinking paths controlled by GATE_VSYS."
},
{
"number": "20",
"name": "GATE_VSYS",
"type": "output",
"description": "Connects to the N-channel MOSFET whose source is tied to VSYS."
},
{
"number": "21",
"name": "GATE_VBUS",
"type": "output",
"description": "Connects to the N-channel MOSFET whose source is tied to VBUS."
},
{
"number": "22",
"name": "GPIO4/USB_P/LD1",
"type": "bidirectional",
"description": "General-purpose digital I/O that can be connected to D+ for BC1.2 support or for liquid detection on the Type-C connector; tie to ground when unused."
},
{
"number": "23",
"name": "GPIO5/USB_N/LD2",
"type": "bidirectional",
"description": "General-purpose digital I/O that can be connected to D- for BC1.2 support or for liquid detection on the Type-C connector; tie to ground when unused."
},
{
"number": "24",
"name": "CC1",
"type": "bidirectional",
"description": "I/O for USB Type-C; filter noise with the recommended capacitor to GND (CCCy)."
},
{
"number": "25",
"name": "CC2",
"type": "bidirectional",
"description": "I/O for USB Type-C; filter noise with the recommended capacitor to GND (CCCy)."
},
{
"number": "26",
"name": "VBUS",
"type": "power_in",
"description": "5-V to 20-V input; bypass with capacitance CVBUS to GND."
},
{
"number": "27",
"name": "VBUS",
"type": "power_in",
"description": "5-V to 20-V input; bypass with capacitance CVBUS to GND."
},
{
"number": "28",
"name": "PP5V",
"type": "power_in",
"description": "5-V system supply to VBUS and supply for the CCy pins as VCONN."
},
{
"number": "29",
"name": "PP5V",
"type": "power_in",
"description": "5-V system supply to VBUS and supply for the CCy pins as VCONN."
},
{
"number": "30",
"name": "GPIO7",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "31",
"name": "GPIO6",
"type": "bidirectional",
"description": "General-purpose digital I/O; tie to ground when the pin is unused."
},
{
"number": "32",
"name": "VIN_3V3",
"type": "power_in",
"description": "Supply for core circuitry and I/O; bypass with capacitance CVIN_3V3 to GND."
},
{
"number": "33",
"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 thermal pad (GND) is shown in the 32-pin top view (page 4) but is not given a pin number in the ; GPIO11 (pin 13) is listed as type GPIO in the pin table, but the GPIO functionality table (page 41) ; Pin 19 (VSYS) is listed as type I in the pin table; the classification input was used, but it is a h",
"exposed pad 33 added from the footprint"
],
"pages_sent": 13,
"cost_usd": 0.0913,
"at": "2026-10-18T02:50:19"
},
"datasheet": {
"url": "https://www.ti.com.cn/cn/lit/ds/symlink/tps25751.pdf?ts=1730433842540",
"pages": 88,
"sha256": "1cbfd53db9072862",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "tps25751srsmr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4,
4,
0.6
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "7b482a511cdf2cf875c31931f9fea7f745b8dac2ea6203531cd6604f40a290cb",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tps25751srsmr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4,
4,
0.6
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "6c7bc89fbb882979098f54645626d37087e8b2c1b0860dcd0056ef63ede59d93",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "TEXAS INSTRUMENTS",
"Package": "VQFN-32-EP(4x4)",
"Category": "Power Management (PMIC)",
"Pins": "33"
},
"appearance": {
"contacts": {
"quote": "pins (pins 15 and 30) to the Drain pad underneath the TPS25751D device. Connect the through hole vias from the drain pad on the top layer to a copper pour on the bottom layer to help dissipate heat. A",
"page": 67,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "1cbfd53db9072862d279a71d7678f822aa8d601ea3f201af658996d8b80fb3ef"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "1cbfd53db9072862d279a71d7678f822aa8d601ea3f201af658996d8b80fb3ef",
"rows": [
{
"name": "Input voltage range PP5V",
"symbol": "PP5V",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range VIN_3V3",
"symbol": "VIN_3V3",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range ADCIN1, ADCIN2",
"symbol": "ADCIN1, ADCIN2",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range VBUS_IN, VBUS",
"symbol": "VBUS_IN, VBUS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 28,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range CC1, CC2",
"symbol": "CC1, CC2",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 26,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range GPIOx",
"symbol": "GPIOx",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage range I2Cc_SDA, I2Cc_SCL, I2Cc_IRQ, I2Ct_IRQ, I2Ct_SCL, I2Ct_SDA",
"symbol": "I2Cc_SDA, I2Cc_SCL, I2Cc_IRQ, I2Ct_IRQ, I2Ct_SCL, I2Ct_SDA",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output voltage range LDO_1V5",
"symbol": "LDO_1V5",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output voltage range LDO_3V3",
"symbol": "LDO_3V3",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Positive source current on CC1, CC2",
"symbol": "",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Positive sink current on CC1, CC2 while VCONN switch is enabled",
"symbol": "",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 1,
"conditions": "VCONN switch enabled",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Source current GPIOx",
"symbol": "GPIOx",
"kind": "absolute_maximum",
"unit": "A",
"min": null,
"typ": null,
"max": 0.005,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating junction temperature TJ",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 175,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Storage temperature TSTG",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output voltage range GATE_VBUS, GATE_VSYS",
"symbol": "GATE_VBUS, GATE_VSYS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Gate-to-source voltage VGATE_VBUS - VVBUS, VGATE_SYS - VVSYS",
"symbol": "VGS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 12,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input voltage range VIN_3V3",
"symbol": "VIN_3V3",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input voltage range PP5V",
"symbol": "PP5V",
"kind": "recommended_operating",
"unit": "V",
"min": 4.9,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input voltage range VBUS",
"symbol": "VBUS",
"kind": "recommended_operating",
"unit": "V",
"min": 4,
"typ": null,
"max": 22,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Input voltage range VSYS",
"symbol": "VSYS",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 22,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "I/O voltage range I2Cx_SDA, I2Cx_SCL, I2Cx_IRQ, ADCIN1, ADCIN2",
"symbol": "VIO",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "I/O voltage range GPIOx",
"symbol": "VIO",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "I/O voltage range CC1, CC2",
"symbol": "VIO",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "IO output current from PP5V to VBUS",
"symbol": "IO",
"kind": "recommended_operating",
"unit": "A",
"min": null,
"typ": null,
"max": 3,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "IO output current from PP5V to CC1, CC2",
"symbol": "IO",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 315,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "IO output current from LDO_3V3 to GPIOx",
"symbol": "IO",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 1,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "IO output current from VBUS LDO, sum of current from LDO_3V3 and GPIOx",
"symbol": "IO",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "Operating junction temperature TJ",
"symbol": "TJ",
"kind": "recommended_operating",
"unit": "°C",
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"name": "Voltage required on VIN_3V3 for power on, falling",
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"unit": "V",
"min": 2.44,
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{
"name": "Voltage on LDO_3V3",
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"min": 3,
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"conditions": "VVIN_3V3 = 0 V, 10 µA ≤ ILOAD ≤ 18 mA, VBUS ≥ 3.9 V",
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"name": "Voltage on LDO_1V5",
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{
"name": "Resistance from PP5V to VBUS at 25 °C",
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"unit": "A",
"min": 1.15,
"typ": null,
"max": 1.36,
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"name": "Current limit setting 2",
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"unit": "A",
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"max": 3.58,
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"unit": "mV",
"min": 4,
"typ": 8,
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"unit": "mV",
"min": 6,
"typ": 10,
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"unit": "mV",
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"typ": 12,
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{
"name": "Soft start slew rate for GATE_VSYS, setting 0",
"symbol": "SS",
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"unit": "V/ms",
"min": 0.35,
"typ": 0.41,
"max": 0.47,
"conditions": "4 V ≤ VVBUS ≤ 22 V, ILOAD = 100 mA, 500 pF < CGATE_VSYS < 16 nF",
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"name": "Soft start slew rate for GATE_VSYS, setting 1",
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"unit": "V/ms",
"min": 0.67,
"typ": 0.81,
"max": 0.91,
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"source_page": 13,
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"name": "Soft start slew rate for GATE_VSYS, setting 2",
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"min": 1.33,
"typ": 1.7,
"max": 1.8,
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"source_page": 13,
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"min": 2.8,
"typ": 3.3,
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"symbol": "IVIN_3V3,ActSrc",
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"unit": "mA",
"min": null,
"typ": null,
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"unit": "mA",
"min": null,
"typ": 3,
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"conditions": "Active Sink mode: 22 V ≥ VVBUS ≥ 4.0 V, VVIN_3V3 = 3.3 V",
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"source": "datasheet"
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"unit": "mA",
"min": null,
"typ": null,
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"source_page": 11,
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"typ": null,
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"conditions": "Sleep mode: VVBUS = 0 V, VVIN_3V3 = 3.3 V",
"source_page": 11,
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"min": null,
"typ": 30.5,
"max": null,
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"source_page": 10,
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"unit": "°C/W",
"min": null,
"typ": 9.8,
"max": null,
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"source_page": 10,
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