component
TPS40422RHAR
Public Made by Adomby adom
Texas Instruments DC-DC Converters, WQFN-40-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": "tps40422rhar",
"title": "TPS40422RHAR",
"brief": "Texas Instruments DC-DC Converters, WQFN-40-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)",
"tps40422rhar",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TPS40422RHAR",
"manufacturer": "Texas Instruments",
"package": "WQFN-40-EP(6x6)",
"pin_count": 41,
"category": "Power Management (PMIC)",
"subcategory": "DC-DC Converters",
"datasheet": "https://www.ti.com/cn/lit/gpn/tps40422",
"parts": {
"symbol": "tps40422rhar.kicad_sym",
"footprint": "tps40422rhar.kicad_mod",
"model_3d": "tps40422rhar-hero.glb",
"model_3d_plain": "tps40422rhar.glb",
"model_3d_step": "tps40422rhar-etched.step",
"model_3d_step_plain": "tps40422rhar.step",
"lbr": "tps40422rhar.lbr"
},
"distributor_links": {
"lcsc": "C702246",
"digikey": "296-TPS40422RHARTR-ND",
"mouser": "595-TPS40422RHAR"
},
"distributor_check": {
"checked_at": "2026-10-08T04:21:24Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-TPS40422RHARTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-TPS40422RHAR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "RT",
"type": "input",
"description": "Frequency programming pin; connect a resistor from RT to AGND to set the oscillator frequency."
},
{
"number": "2",
"name": "FB1",
"type": "input",
"description": "Inverting input of the CH1 error amplifier; connect a voltage divider between DIFFO1 and AGND to program the CH1 output voltage."
},
{
"number": "3",
"name": "COMP1",
"type": "output",
"description": "Output of the CH1 error amplifier and connection node for loop feedback components."
},
{
"number": "4",
"name": "CNTL1",
"type": "input",
"description": "Logic-level input controlling CH1 startup and shutdown as set by PMBus options; when floating it is pulled up to BP6 by an internal 6-µA current source."
},
{
"number": "5",
"name": "CNTL2",
"type": "input",
"description": "Logic-level input controlling CH2 startup and shutdown as set by PMBus options; when floating it is pulled up to BP6 by an internal 6-µA current source."
},
{
"number": "6",
"name": "AGND",
"type": "power_in",
"description": "Low-noise ground connection to the controller; power-level currents should not flow through the AGND path."
},
{
"number": "7",
"name": "COMP2",
"type": "output",
"description": "Output of the CH2 error amplifier and loop feedback connection; for two-phase operation, connect COMP2 to COMP1."
},
{
"number": "8",
"name": "FB2",
"type": "input",
"description": "Inverting input of the CH2 error amplifier; connect a voltage divider between VOUT2 and GND to program the CH2 output, or connect to BP6 for two-phase operation."
},
{
"number": "9",
"name": "ADDR1",
"type": "input",
"description": "High-order PMBus address pin; one of eight resistor values from this pin to AGND selects the high-order octal digit of the address."
},
{
"number": "10",
"name": "ADDR0",
"type": "input",
"description": "Low-order PMBus address pin; one of eight resistor values from this pin to AGND selects the low-order octal digit of the address."
},
{
"number": "11",
"name": "DATA",
"type": "bidirectional",
"description": "Data input/output for the PMBus interface; pull up to 3.3 V with a resistor."
},
{
"number": "12",
"name": "CLK",
"type": "input",
"description": "Clock input for the PMBus interface; pull up to 3.3 V with a resistor."
},
{
"number": "13",
"name": "SMBALRT",
"type": "output",
"description": "Alert output for the PMBus interface; pull up to 3.3 V with a resistor."
},
{
"number": "14",
"name": "GSNS2",
"type": "input",
"description": "Negative terminal of the CH2 differential remote sense amplifier."
},
{
"number": "15",
"name": "VSNS2",
"type": "input",
"description": "Positive terminal of the CH2 differential remote sense amplifier."
},
{
"number": "16",
"name": "TSNS2",
"type": "input",
"description": "External temperature sense input for CH2."
},
{
"number": "17",
"name": "CS2N",
"type": "input",
"description": "Negative terminal of the CH2 current sense amplifier."
},
{
"number": "18",
"name": "CS2P",
"type": "input",
"description": "Positive terminal of the CH2 current sense amplifier."
},
{
"number": "19",
"name": "PG2",
"type": "output",
"description": "Open-drain power-good indicator for the CH2 output voltage."
},
{
"number": "20",
"name": "BOOT2",
"type": "input",
"description": "Bootstrapped supply for the CH2 high-side FET driver; connect a 100 nF (typical) capacitor from BOOT2 to SW2."
},
{
"number": "21",
"name": "HDRV2",
"type": "output",
"description": "Bootstrapped gate drive output for the CH2 high-side N-channel MOSFET."
},
{
"number": "22",
"name": "SW2",
"type": "input",
"description": "Return of the CH2 high-side gate driver; connect to the CH2 switched node."
},
{
"number": "23",
"name": "LDRV2",
"type": "output",
"description": "Gate drive output for the CH2 low-side synchronous rectifier N-channel MOSFET."
},
{
"number": "24",
"name": "BPEXT",
"type": "input",
"description": "External voltage input for BP6 switchover; if unused, connect to PGND via a 10-kΩ resistor, otherwise use a 100-nF or larger capacitor to PGND (maximum suggested 10 µF)."
},
{
"number": "25",
"name": "BP6",
"type": "power_out",
"description": "Output bypass for the internal 6.5-V regulator; connect a low-ESR 1 µF or larger ceramic capacitor to PGND (maximum suggested 10 µF)."
},
{
"number": "26",
"name": "PGND",
"type": "power_in",
"description": "Power ground."
},
{
"number": "27",
"name": "LDRV1",
"type": "output",
"description": "Gate drive output for the CH1 low-side synchronous rectifier N-channel MOSFET."
},
{
"number": "28",
"name": "SW1",
"type": "input",
"description": "Return of the CH1 high-side gate driver; connect to the CH1 switched node."
},
{
"number": "29",
"name": "HDRV1",
"type": "output",
"description": "Bootstrapped gate drive output for the CH1 high-side N-channel MOSFET."
},
{
"number": "30",
"name": "BOOT1",
"type": "input",
"description": "Bootstrapped supply for the CH1 high-side FET driver; connect a 100 nF (typical) capacitor from BOOT1 to SW1."
},
{
"number": "31",
"name": "VDD",
"type": "power_in",
"description": "Power input to the controller; connect a low-ESR 100 nF or larger ceramic capacitor from VDD to AGND, with operating input voltage 4.5 V to 20 V."
},
{
"number": "32",
"name": "BP3",
"type": "power_out",
"description": "Output bypass for the internal 3.3-V regulator; connect a 100 nF or larger capacitor to AGND (maximum suggested 10 µF)."
},
{
"number": "33",
"name": "PG1",
"type": "output",
"description": "Open-drain power-good indicator for the CH1 output voltage."
},
{
"number": "34",
"name": "CS1P",
"type": "input",
"description": "Positive terminal of the CH1 current sense amplifier."
},
{
"number": "35",
"name": "CS1N",
"type": "input",
"description": "Negative terminal of the CH1 current sense amplifier."
},
{
"number": "36",
"name": "TSNS1",
"type": "input",
"description": "External temperature sense input for CH1."
},
{
"number": "37",
"name": "VSNS1",
"type": "input",
"description": "Positive terminal of the CH1 differential remote sense amplifier."
},
{
"number": "38",
"name": "GSNS1",
"type": "input",
"description": "Negative terminal of the CH1 differential remote sense amplifier."
},
{
"number": "39",
"name": "DIFFO1",
"type": "output",
"description": "Output of the CH1 differential remote sense amplifier, which feeds the CH1 feedback divider."
},
{
"number": "40",
"name": "SYNC",
"type": "input",
"description": "Logic-level input for external clock synchronization; when an external clock is applied, the switching frequency is one half of the clock frequency, and the pin is tied to AGND when unused."
},
{
"number": "41",
"name": "PWPD",
"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: Package hint mismatch: the MPN TPS40422RHAR is the VQFN (RHA) 40-pin 6 mm x 6 mm, 0.5 mm pitch packa; The exposed thermal pad of the RHA package is not given a pin number in Table 6-1 or the pin figures; Pin types are mapped from the datasheet I/O column to KiCad ERC classes: AGND, PGND and VDD are powe",
"exposed pad 41 added from the footprint"
],
"pages_sent": 14,
"cost_usd": 0.1188,
"at": "2026-10-08T04:21:05"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/tps40422",
"pages": 77,
"sha256": "5149865e86388b29",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 41,
"described": 41,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "tps40422rhar.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
6,
1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tps40422rhar-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
6,
1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "4390de856a3a2de2f72df7b217b62b2d3351ebdd4efedce79e95033f7018c895",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-40-EP(6x6)",
"Category": "Power Management (PMIC)",
"Pins": "41"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"tps40422rhar"
],
"discovery_pitch": "TPS40422RHAR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
"files": [
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"README.md",
"tps40422rhar.kicad_sym",
"tps40422rhar.kicad_mod",
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"tps40422rhar.lbr",
"docs/hero.png",
"docs/tps40422rhar-datasheet.pdf",
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"visibility": {
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}
}