component
TLC59401RHBR
Public Made by Adomby adom
Texas Instruments LED Drivers, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"slug": "tlc59401rhbr",
"title": "TLC59401RHBR",
"brief": "Texas Instruments LED Drivers, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"component": {
"mpn": "TLC59401RHBR",
"manufacturer": "Texas Instruments",
"package": "VQFN-32-EP(5x5)",
"pin_count": 33,
"category": "LED Drivers",
"subcategory": "LED Drivers",
"datasheet": "https://www.ti.com/cn/lit/gpn/tlc59401",
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"lbr": "tlc59401rhbr.lbr"
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"distributor_links": {
"lcsc": "C2678556",
"digikey": "296-25566-2-ND",
"mouser": "595-TLC59401RHBR"
},
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"checked_at": "2026-10-06T01:24:07Z",
"source": "Component Ocean /api/assign-pns",
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{
"number": "1",
"name": "SCLK",
"type": "input",
"description": "Serial data shift clock for synchronizing serial input transfers."
},
{
"number": "2",
"name": "SIN",
"type": "input",
"description": "Serial data input for shifting grayscale or dot correction data into the device."
},
{
"number": "3",
"name": "MODE",
"type": "input",
"description": "Input mode-change pin; when MODE = GND, device is in GS mode; when MODE = VCC, device is in DC mode."
},
{
"number": "4",
"name": "OUT0",
"type": "output",
"description": "Constant-current output; multiple outputs can be configured in parallel to increase constant-current capability; different voltages can be applied to each output."
},
{
"number": "5",
"name": "OUT1",
"type": "output",
"description": "Constant-current output."
},
{
"number": "6",
"name": "OUT2",
"type": "output",
"description": "Constant-current output."
},
{
"number": "7",
"name": "OUT3",
"type": "output",
"description": "Constant-current output."
},
{
"number": "8",
"name": "OUT4",
"type": "output",
"description": "Constant-current output."
},
{
"number": "9",
"name": "OUT5",
"type": "output",
"description": "Constant-current output."
},
{
"number": "10",
"name": "OUT6",
"type": "output",
"description": "Constant-current output."
},
{
"number": "11",
"name": "OUT7",
"type": "output",
"description": "Constant-current output."
},
{
"number": "12",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "13",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "14",
"name": "OUT8",
"type": "output",
"description": "Constant-current output."
},
{
"number": "15",
"name": "OUT9",
"type": "output",
"description": "Constant-current output."
},
{
"number": "16",
"name": "OUT10",
"type": "output",
"description": "Constant-current output."
},
{
"number": "17",
"name": "OUT11",
"type": "output",
"description": "Constant-current output."
},
{
"number": "18",
"name": "OUT12",
"type": "output",
"description": "Constant-current output."
},
{
"number": "19",
"name": "OUT13",
"type": "output",
"description": "Constant-current output."
},
{
"number": "20",
"name": "OUT14",
"type": "output",
"description": "Constant-current output."
},
{
"number": "21",
"name": "OUT15",
"type": "output",
"description": "Constant-current output."
},
{
"number": "22",
"name": "XERR",
"type": "output",
"description": "Error output; XERR is an open-drain terminal; XERR goes low when LOD or TEF is detected."
},
{
"number": "23",
"name": "SOUT",
"type": "output",
"description": "Serial data output for cascading multiple devices."
},
{
"number": "24",
"name": "GSCLK",
"type": "input",
"description": "Reference clock for grayscale PWM control."
},
{
"number": "25",
"name": "TEST",
"type": "input",
"description": "Test pin; TEST must be connected to VCC."
},
{
"number": "26",
"name": "IREF",
"type": "input",
"description": "Reference current terminal; maximum current for outputs OUT0-OUT15 is set with a resistor from IREF to GND."
},
{
"number": "27",
"name": "VCC",
"type": "power_in",
"description": "Power-supply voltage; 3.0 V to 5.5 V."
},
{
"number": "28",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "29",
"name": "NC",
"type": "unconnected",
"description": "No connection."
},
{
"number": "30",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "31",
"name": "BLANK",
"type": "input",
"description": "Blank all outputs; when BLANK is high, all OUTn outputs are forced OFF and GS counter is reset; when BLANK is low, OUTn are controlled by grayscale PWM control."
},
{
"number": "32",
"name": "XLAT",
"type": "input",
"description": "Level triggered latch signal; when XLAT is high, writes data from input shift register to GS register (MODE low) or DC register (MODE high); when XLAT is low, data in registers are held constant."
},
{
"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": {
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"extractor": "extract_pins 0.3",
"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: IREF pin marked as I/O in datasheet but functionally operates as input only; classified as input bas",
"exposed pad 33 added from the footprint"
],
"pages_sent": 10,
"cost_usd": 0.149,
"at": "2026-10-06T01:23:52"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/tlc59401",
"pages": 36,
"sha256": "f35d206c1ca42920",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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}
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-32-EP(5x5)",
"Category": "LED Drivers",
"Pins": "33"
}
},
"variants": [],
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"discovery_pitch": "TLC59401RHBR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
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"email": "[email protected]"
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