component
TPS7A8500ARGRT
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, VQFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "TPS7A8500ARGRT",
"brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, VQFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"mpn": "TPS7A8500ARGRT",
"manufacturer": "Texas Instruments",
"package": "VQFN-20-EP(3.5x3.5)",
"pin_count": 21,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://www.ti.com/cn/lit/gpn/tps7a85a",
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"digikey": "296-48781-2-ND",
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"pins": [
{
"number": "1",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; 47-μF or larger ceramic capacitor from OUT to ground required for stability and must be placed as close as possible to output."
},
{
"number": "2",
"name": "SNS",
"type": "input",
"description": "Output voltage sense input pin; connect to load side of output trace only if ANY-OUT feature is used, otherwise leave floating."
},
{
"number": "3",
"name": "FB",
"type": "input",
"description": "Feedback pin connected to error amplifier; 10-nF feed-forward capacitor from FB to OUT recommended to maximize ac performance."
},
{
"number": "4",
"name": "PG",
"type": "output",
"description": "Active-high open-drain power-good output indicates when output voltage reaches the target; feed-forward capacitor may disrupt this function."
},
{
"number": "5",
"name": "50mV",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "6",
"name": "100mV",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "7",
"name": "200mV",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground pin; must be connected to ground, thermal pad, and each other GND pin with low-impedance connection."
},
{
"number": "9",
"name": "400mV",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "10",
"name": "800mV",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "11",
"name": "1.6V",
"type": "input",
"description": "ANY-OUT voltage setting pin; connect to ground, SNS, or leave floating; multiple pins may be simultaneously connected to select desired output voltage."
},
{
"number": "12",
"name": "BIAS",
"type": "power_in",
"description": "BIAS supply voltage pin; enables use of low-input voltage, low-output (LILO) voltage conditions; 10-µF capacitor or larger must be connected between this pin and ground if used."
},
{
"number": "13",
"name": "NR/SS",
"type": "passive",
"description": "Noise-reduction and soft-start pin; external capacitor between this pin and ground reduces reference voltage noise and enables soft-start function; 10-nF or larger recommended."
},
{
"number": "14",
"name": "EN",
"type": "input",
"description": "Enable pin; logic high enables device, logic low disables device; must be connected to IN or BIAS if enable functionality not required."
},
{
"number": "15",
"name": "IN",
"type": "power_in",
"description": "Input supply voltage pin; 10-μF or larger ceramic capacitor (5 μF capacitance or greater) from IN to ground required; place input capacitor as close as possible to input."
},
{
"number": "16",
"name": "IN",
"type": "power_in",
"description": "Input supply voltage pin; 10-μF or larger ceramic capacitor (5 μF capacitance or greater) from IN to ground required; place input capacitor as close as possible to input."
},
{
"number": "17",
"name": "IN",
"type": "power_in",
"description": "Input supply voltage pin; 10-μF or larger ceramic capacitor (5 μF capacitance or greater) from IN to ground required; place input capacitor as close as possible to input."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground pin; must be connected to ground, thermal pad, and each other GND pin with low-impedance connection."
},
{
"number": "19",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; 47-μF or larger ceramic capacitor from OUT to ground required for stability and must be placed as close as possible to output."
},
{
"number": "20",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; 47-μF or larger ceramic capacitor from OUT to ground required for stability and must be placed as close as possible to output."
},
{
"number": "21",
"name": "Thermal Pad",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
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"primary_model": "claude-haiku-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Thermal pad (EP) is documented in the pin configuration table as internally connected to GND but is ",
"exposed pad 21 added from the footprint"
],
"pages_sent": 9,
"cost_usd": 0.1137,
"at": "2026-10-06T17:17:34"
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"url": "https://www.ti.com/cn/lit/gpn/tps7a85a",
"pages": 49,
"sha256": "361d696b06535f2b",
"source_tier": "lcsc"
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"pins": {
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"described": 21,
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-20-EP(3.5x3.5)",
"Category": "Power Management (PMIC)",
"Pins": "21"
}
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"discovery_pitch": "TPS7A8500ARGRT (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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"email": "[email protected]"
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