component
TM1646-QSOP24
Public Made by Adomby adom
TM(Shenzhen Titan Micro Elec) LED Drivers, QSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "tm1646-qsop24",
"version": "0.1.0",
"type": "component",
"description": "TM(Shenzhen Titan Micro Elec) LED Drivers, QSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"led drivers",
"tm1646-qsop24",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"tm1646-qsop24.kicad_sym",
"tm1646-qsop24.kicad_mod",
"tm1646-qsop24.glb",
"tm1646-qsop24.step",
"tm1646-qsop24.lbr",
"docs/hero.png",
"docs/tm1646-qsop24-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"tm1646-qsop24-hero.glb",
"tm1646-qsop24-hero.overlay.json",
"tm1646-qsop24-etched.glb"
],
"component": {
"mpn": "TM1646-QSOP24",
"manufacturer": "TM(Shenzhen Titan Micro Elec)",
"package": "QSOP-24",
"pin_count": 24,
"category": "LED Drivers",
"subcategory": "LED Drivers",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8c1add1cd0ecf44facc6a68f442a115e.pdf",
"parts": {
"symbol": "tm1646-qsop24.kicad_sym",
"footprint": "tm1646-qsop24.kicad_mod",
"model_3d": "tm1646-qsop24-hero.glb",
"model_3d_plain": "tm1646-qsop24-etched.glb",
"model_3d_step": "tm1646-qsop24-etched.step",
"model_3d_step_plain": "tm1646-qsop24.step",
"lbr": "tm1646-qsop24.lbr"
},
"distributor_links": {
"lcsc": "C22767314"
},
"distributor_check": {
"checked_at": "2026-10-23T03:06:17Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "DA5",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "2",
"name": "DA4",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "3",
"name": "DA3",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "4",
"name": "DA2",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "5",
"name": "DA1",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "6",
"name": "DA0",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "7",
"name": "VDD",
"type": "power_in",
"description": "Logic power supply positive connection, recommended 3.0 V to 5.5 V."
},
{
"number": "8",
"name": "DIN",
"type": "input",
"description": "Serial data input, data changes while SCLK is low and is transferred while SCLK is high."
},
{
"number": "9",
"name": "SCLK",
"type": "input",
"description": "Clock input, data is clocked in on the rising edge."
},
{
"number": "10",
"name": "NC",
"type": "unconnected",
"description": "No connection; not listed in the pin description table and labelled NC in the pin diagram."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Logic ground, connect to system ground."
},
{
"number": "12",
"name": "VDD",
"type": "power_in",
"description": "Logic power supply positive connection, recommended 3.0 V to 5.5 V."
},
{
"number": "13",
"name": "DB8",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "14",
"name": "DB7",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "15",
"name": "DB6",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "16",
"name": "DB5",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "17",
"name": "DB4",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "18",
"name": "DB3",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "19",
"name": "DB2",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "20",
"name": "DB1",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "21",
"name": "DB0",
"type": "output",
"description": "Group B drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "22",
"name": "DA8",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs; stays as N-channel open-drain output when display is off."
},
{
"number": "23",
"name": "DA7",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
},
{
"number": "24",
"name": "DA6",
"type": "output",
"description": "Group A drive output pin with P-channel and N-channel open-drain outputs."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The pin table gives ranges (DA0~DA8 = pins 6-1 and 24-22; DB0~DB8 = 21-13) but not an explicit per-p; Pin 10 is not in the pin description table. It is treated as NC by elimination and from an NC label ; The datasheet text says SOP24 in the overview but lists QSOP24-150 and QFN24 as packages. The pinout"
],
"pages_sent": 14,
"cost_usd": 0.1212,
"at": "2026-10-23T03:05:54"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/8c1add1cd0ecf44facc6a68f442a115e.pdf",
"pages": 14,
"sha256": "0c53ca61244b4a8e",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 24,
"described": 24,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
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"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.0,
8.65,
1.72
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "d2244e3f2eff53b6985f22b8c8a44bb319a1973a6a440b2597d6d67813b09338",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tm1646-qsop24-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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]
}
}