component
TPA3110D2PWP
Public Made by Adomby adom
Texas Instruments Pre-ordered Chips, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "TPA3110D2PWP",
"brief": "Texas Instruments Pre-ordered Chips, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"package": "HTSSOP-28-EP",
"pin_count": 29,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://www.ti.com/cn/lit/gpn/tpa3110d2",
"parts": {
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"footprint": "tpa3110d2pwp.kicad_mod",
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"model_3d_step": "tpa3110d2pwp-etched.step",
"model_3d_step_plain": "tpa3110d2pwp.step",
"lbr": "tpa3110d2pwp.lbr"
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"pins": [
{
"number": "1",
"name": "SD",
"type": "input",
"description": "Shutdown logic input for audio amp (LOW = outputs Hi-Z, HIGH = outputs enabled), TTL logic levels with compliance to AVCC."
},
{
"number": "2",
"name": "FAULT",
"type": "output",
"description": "Open drain output showing short circuit or DC detect fault status, voltage compliant to AVCC; connect to SD for short-circuit auto-recovery, otherwise cycle PVCC to reset faults."
},
{
"number": "3",
"name": "LINP",
"type": "input",
"description": "Positive audio input for left channel, biased at 3 V."
},
{
"number": "4",
"name": "LINN",
"type": "input",
"description": "Negative audio input for left channel, biased at 3 V."
},
{
"number": "5",
"name": "GAIN0",
"type": "input",
"description": "Gain select least significant bit, TTL logic levels with compliance to AVCC."
},
{
"number": "6",
"name": "GAIN1",
"type": "input",
"description": "Gain select most significant bit, TTL logic levels with compliance to AVCC."
},
{
"number": "7",
"name": "AVCC",
"type": "power_in",
"description": "Analog supply."
},
{
"number": "8",
"name": "AGND",
"type": "power_in",
"description": "Analog signal ground, connect to the thermal pad."
},
{
"number": "9",
"name": "GVDD",
"type": "power_out",
"description": "High-side FET gate drive supply, nominal 7 V, also used as supply for the PLIMIT function."
},
{
"number": "10",
"name": "PLIMIT",
"type": "input",
"description": "Power limit level adjust: connect a resistor divider from GVDD to GND to set the limit, or connect directly to GVDD for no power limit."
},
{
"number": "11",
"name": "RINN",
"type": "input",
"description": "Negative audio input for right channel, biased at 3 V."
},
{
"number": "12",
"name": "RINP",
"type": "input",
"description": "Positive audio input for right channel, biased at 3 V."
},
{
"number": "13",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "14",
"name": "PBTL",
"type": "input",
"description": "Parallel BTL mode switch: tie high for PBTL (mono) mode, connect to local ground for normal BTL operation."
},
{
"number": "15",
"name": "PVCCR",
"type": "power_in",
"description": "Power supply for right channel H-bridge, connected internally to the left channel supply inputs."
},
{
"number": "16",
"name": "PVCCR",
"type": "power_in",
"description": "Power supply for right channel H-bridge, connected internally to the left channel supply inputs."
},
{
"number": "17",
"name": "BSPR",
"type": "passive",
"description": "Bootstrap I/O for right channel, positive high-side FET."
},
{
"number": "18",
"name": "OUTPR",
"type": "output",
"description": "Class-D H-bridge positive output for right channel."
},
{
"number": "19",
"name": "PGND",
"type": "power_in",
"description": "Power ground for the H-bridges."
},
{
"number": "20",
"name": "OUTNR",
"type": "output",
"description": "Class-D H-bridge negative output for right channel."
},
{
"number": "21",
"name": "BSNR",
"type": "passive",
"description": "Bootstrap I/O for right channel, negative high-side FET."
},
{
"number": "22",
"name": "BSNL",
"type": "passive",
"description": "Bootstrap I/O for left channel, negative high-side FET."
},
{
"number": "23",
"name": "OUTNL",
"type": "output",
"description": "Class-D H-bridge negative output for left channel."
},
{
"number": "24",
"name": "PGND",
"type": "power_in",
"description": "Power ground for the H-bridges."
},
{
"number": "25",
"name": "OUTPL",
"type": "output",
"description": "Class-D H-bridge positive output for left channel."
},
{
"number": "26",
"name": "BSPL",
"type": "passive",
"description": "Bootstrap I/O for left channel, positive high-side FET."
},
{
"number": "27",
"name": "PVCCL",
"type": "power_in",
"description": "Power supply for left channel H-bridge, connected internally to the right channel supply inputs."
},
{
"number": "28",
"name": "PVCCL",
"type": "power_in",
"description": "Power supply for left channel H-bridge, connected internally to the right channel supply inputs."
},
{
"number": "29",
"name": "PowerPAD",
"type": "power_in",
"description": "Exposed thermal pad (GND) that must be connected to a thermally dissipating plane, and to which AGND is connected, to avoid thermal protection shutdown."
}
],
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"guards": "pin_guards 0.1: passed",
"guard_notes": [
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],
"pages_sent": 12,
"cost_usd": 0.1549,
"at": "2026-10-23T06:18:56"
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"sha256": "065211f4befd1734",
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "HTSSOP-28-EP",
"Category": "Interface ICs",
"Pins": "29"
},
"appearance": {
"contacts": {
"quote": "supply leads. For higher frequency transients due to parasitic circuit elements such as bond wire and copper",
"page": 25,
"doc": "ds.pdf",
"material": "copper"
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"rows": [
{
"name": "Supply voltage AVCC, PVCC",
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"name": "Interface pin voltage SD, GAIN0, GAIN1, PBTL, FAULT",
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{
"name": "Interface pin voltage PLIMIT",
"symbol": "VI",
"kind": "absolute_maximum",
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"min": -0.3,
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"max": 0.3,
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"source_page": 5,
"source": "datasheet"
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{
"name": "Interface pin voltage RINN, RINP, LINN, LINP",
"symbol": "VI",
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{
"name": "Minimum load resistance BTL",
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"unit": "Ω",
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"max": null,
"conditions": "BTL: PVCC ≤ 15 V",
"source_page": 5,
"source": "datasheet"
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{
"name": "Minimum load resistance PBTL",
"symbol": "RL",
"kind": "absolute_maximum",
"unit": "Ω",
"min": 3.2,
"typ": null,
"max": null,
"conditions": "PBTL",
"source_page": 5,
"source": "datasheet"
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{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Operating junction temperature range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "Storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 5,
"source": "datasheet"
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{
"name": "ESD HBM",
"symbol": "V(ESD)",
"kind": "absolute_maximum",
"unit": "V",
"min": -2000,
"typ": null,
"max": 2000,
"conditions": "Human-body model, ANSI/ESDA/JEDEC JS-001",
"source_page": 6,
"source": "datasheet"
},
{
"name": "ESD CDM",
"symbol": "V(ESD)",
"kind": "absolute_maximum",
"unit": "V",
"min": -500,
"typ": null,
"max": 500,
"conditions": "Charged-device model, JESD22-C101",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Supply voltage",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 8,
"typ": null,
"max": 26,
"conditions": "PVCC, AVCC",
"source_page": 6,
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{
"name": "High-level input voltage",
"symbol": "VIH",
"kind": "recommended_operating",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "SD, GAIN0, GAIN1, PBTL",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Low-level input voltage",
"symbol": "VIL",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "SD, GAIN0, GAIN1, PBTL",
"source_page": 6,
"source": "datasheet"
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{
"name": "Low-level output voltage",
"symbol": "VOL",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "FAULT, RPULL-UP= 100 k, VCC= 26 V",
"source_page": 6,
"source": "datasheet"
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{
"name": "High-level input current",
"symbol": "IIH",
"kind": "recommended_operating",
"unit": "µA",
"min": null,
"typ": null,
"max": 50,
"conditions": "SD, GAIN0, GAIN1, PBTL, VI = 2 V, VCC = 18 V",
"source_page": 6,
"source": "datasheet"
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{
"name": "Low-level input current",
"symbol": "IIL",
"kind": "recommended_operating",
"unit": "µA",
"min": null,
"typ": null,
"max": 5,
"conditions": "SD, GAIN0, GAIN1, PBTL, VI = 0.8 V, VCC = 18 V",
"source_page": 6,
"source": "datasheet"
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{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-ambient thermal resistance",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 30.3,
"max": null,
"conditions": "PWP (HTSSOP) 28 pins",
"source_page": 6,
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},
{
"name": "Junction-to-case (top) thermal resistance",
"symbol": "RθJC(top)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 33.5,
"max": null,
"conditions": "",
"source_page": 6,
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},
{
"name": "Junction-to-board thermal resistance",
"symbol": "RθJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 17.5,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-top characterization parameter",
"symbol": "ψJT",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.9,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction-to-board characterization parameter",
"symbol": "ψJB",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 7.2,
"max": null,
"conditions": "",
"source_page": 6,
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},
{
"name": "Junction-to-case (bottom) thermal resistance",
"symbol": "RθJC(bot)",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 0.9,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Class-D output offset voltage (24 V)",
"symbol": "|VOS|",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 1.5,
"max": 15,
"conditions": "VI = 0 V, Gain = 36 dB; TA=25°C, VCC=24 V, RL=8 Ω",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Quiescent supply current (24 V)",
"symbol": "ICC",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 32,
"max": 50,
"conditions": "SD = 2 V, no load, PVCC = 24 V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Quiescent supply current in shutdown (24 V)",
"symbol": "ICC(SD)",
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"unit": "µA",
"min": null,
"typ": 250,
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"conditions": "SD = 0.8 V, no load, PVCC = 24 V",
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"source": "datasheet"
},
{
"name": "Drain-source on-state resistance high side",
"symbol": "rDS(on)",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 240,
"max": null,
"conditions": "VCC = 12 V, IO = 500 mA, TJ = 25°C, High Side",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Drain-source on-state resistance low side",
"symbol": "rDS(on)",
"kind": "electrical",
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"min": null,
"typ": 240,
"max": null,
"conditions": "VCC = 12 V, IO = 500 mA, TJ = 25°C, Low side",
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{
"name": "Gain (24 V)",
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"min": 19,
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"conditions": "GAIN1 = 0.8 V, GAIN0 = 0.8 V",
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{
"name": "Gain (24 V)",
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"typ": 26,
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{
"name": "Gain (24 V)",
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