component
ONET1131ECRSMR
Public Made by Adomby adom
Texas Instruments Laser Drivers, VQFN-32(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "onet1131ecrsmr",
"title": "ONET1131ECRSMR",
"brief": "Texas Instruments Laser Drivers, VQFN-32(4x4). 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",
"led drivers",
"onet1131ecrsmr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ONET1131ECRSMR",
"manufacturer": "Texas Instruments",
"package": "VQFN-32(4x4)",
"pin_count": 33,
"category": "LED Drivers",
"subcategory": "Laser Drivers",
"datasheet": "https://www.ti.com/cn/lit/gpn/onet1131ec",
"parts": {
"symbol": "onet1131ecrsmr.kicad_sym",
"footprint": "onet1131ecrsmr.kicad_mod",
"model_3d": "onet1131ecrsmr-hero.glb",
"model_3d_plain": "onet1131ecrsmr.glb",
"model_3d_step": "onet1131ecrsmr-etched.step",
"model_3d_step_plain": "onet1131ecrsmr.step",
"lbr": "onet1131ecrsmr.lbr"
},
"distributor_links": {
"lcsc": 2651273,
"digikey": "296-51483-2-ND",
"mouser": "595-ONET1131ECRSMR"
},
"distributor_check": {
"checked_at": "2026-10-03T05:02:50Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-51483-2-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-ONET1131ECRSMR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "LOL",
"type": "tri_state",
"description": "Loss of lock indicator with open-drain output asserts high when transmitter CDR is out of lock; requires external 4.7 kΩ to 10 kΩ pull-up resistor to VCC; 3.3 V tolerant."
},
{
"number": "2",
"name": "MONB",
"type": "output",
"description": "Bias current monitor analog output."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Circuit ground supply connection."
},
{
"number": "4",
"name": "DIN+",
"type": "input",
"description": "Non-inverted transmitter data input with on-chip 100 Ω differential termination to DIN- and AC coupling requirement."
},
{
"number": "5",
"name": "DIN–",
"type": "input",
"description": "Inverted transmitter data input with on-chip 100 Ω differential termination to DIN+ and AC coupling requirement."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Circuit ground supply connection."
},
{
"number": "7",
"name": "PD",
"type": "input",
"description": "Photodiode input capable of sourcing or sinking current dependent on register setting."
},
{
"number": "8",
"name": "MONP",
"type": "output",
"description": "Photodiode current monitor analog output."
},
{
"number": "9",
"name": "LF",
"type": "passive",
"description": "Transmitter loop filter capacitor connection."
},
{
"number": "10",
"name": "BIAS",
"type": "passive",
"description": "Analog pin that sinks or sources bias current for the laser in both APC and open loop modes."
},
{
"number": "11",
"name": "VCC",
"type": "power_in",
"description": "2.5 V ± 5% supply voltage for analog circuitry."
},
{
"number": "12",
"name": "OUT–",
"type": "output",
"description": "Inverted transmitter data output internally terminated in single-ended operation mode."
},
{
"number": "13",
"name": "OUT+",
"type": "output",
"description": "Non-inverted transmitter data output CML interface."
},
{
"number": "14",
"name": "VCC",
"type": "power_in",
"description": "2.5 V ± 5% supply voltage for analog circuitry."
},
{
"number": "15",
"name": "VDD",
"type": "power_in",
"description": "2.5 V ± 5% supply voltage for the digital circuitry."
},
{
"number": "16",
"name": "AMP",
"type": "input",
"description": "Output amplitude control analog input accepting 0 to 2 V to adjust output amplitude; leave open when not used."
},
{
"number": "17",
"name": "SDA",
"type": "bidirectional",
"description": "2-wire interface serial data input/output requiring external 4.7 kΩ to 10 kΩ pull-up resistor to VCC; 3.3 V tolerant."
},
{
"number": "18",
"name": "SCK",
"type": "input",
"description": "2-wire interface serial clock input requiring external 4.7 kΩ to 10 kΩ pull-up resistor to VCC; 3.3 V tolerant."
},
{
"number": "19",
"name": "GND",
"type": "power_in",
"description": "Circuit ground supply connection."
},
{
"number": "20",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "21",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "22",
"name": "GND",
"type": "power_in",
"description": "Circuit ground supply connection."
},
{
"number": "23",
"name": "COMP",
"type": "passive",
"description": "Compensation pin for APC loop bandwidth control; connect 0.01 µF capacitor to ground."
},
{
"number": "24",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "25",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "26",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "27",
"name": "VCC",
"type": "power_in",
"description": "2.5 V ± 5% supply voltage for analog circuitry."
},
{
"number": "28",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "29",
"name": "NC",
"type": "unconnected",
"description": "Do not connect."
},
{
"number": "30",
"name": "VCC",
"type": "power_in",
"description": "2.5 V ± 5% supply voltage for analog circuitry."
},
{
"number": "31",
"name": "FLT",
"type": "tri_state",
"description": "Transmitter fault detection flag with open-drain output asserts high when fault occurs; requires external 4.7 kΩ to 10 kΩ pull-up resistor to VCC; 3.3 V tolerant."
},
{
"number": "32",
"name": "DIS",
"type": "input",
"description": "Bias current disable input with internal 250 kΩ pull-up and external 4.7 kΩ to 10 kΩ pull-up requirement; disables bias when high; toggle to reset fault condition; 3.3 V tolerant."
},
{
"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": {
"factory": "2.0.0",
"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": [
"exposed pad 33 added from the footprint"
],
"pages_sent": 8,
"cost_usd": 0.1344,
"at": "2026-10-03T05:02:27"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/onet1131ec",
"pages": 49,
"sha256": "65452def5c526f68",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
}
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-32(4x4)",
"Category": "LED Drivers",
"Pins": "33"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"onet1131ecrsmr"
],
"discovery_pitch": "ONET1131ECRSMR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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"path": "docs/hero.png"
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"files": [
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"onet1131ecrsmr.lbr",
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"docs/onet1131ecrsmr-datasheet.pdf",
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"visibility": {
"public": true
}
}