component
MIC5209-5.0YU
Public Made by Adomby adom
Microchip Tech Linear Voltage Regulators (LDO), TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784
{
"schema_version": 1,
"type": "component",
"slug": "mic5209-5-0yu",
"title": "MIC5209-5.0YU",
"brief": "Microchip Tech Linear Voltage Regulators (LDO), TO-263-5. 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",
"power management",
"mic5209-5.0yu",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "MIC5209-5.0YU",
"manufacturer": "Microchip Tech",
"package": "TO-263-5",
"pin_count": 6,
"category": "Power Management",
"subcategory": "Linear Voltage Regulators (LDO)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5a94476f5074405cb1e5fb9e18b24a22.pdf",
"parts": {
"symbol": "mic5209-5-0yu.kicad_sym",
"footprint": "mic5209-5-0yu.kicad_mod",
"model_3d": "mic5209-5-0yu-hero.glb",
"model_3d_plain": "mic5209-5-0yu-etched.glb",
"model_3d_step": "mic5209-5-0yu-etched.step",
"model_3d_step_plain": "mic5209-5-0yu.step",
"lbr": "mic5209-5-0yu.lbr"
},
"distributor_links": {
"lcsc": "C641368",
"digikey": "576-1277-ND",
"mouser": "998-MIC5209-5.0YU"
},
"distributor_check": {
"checked_at": "2026-10-27T01:18:42Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "576-1277-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "998-MIC5209-5.0YU",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "EN",
"type": "input",
"description": "Enable input, CMOS-compatible: logic-high (>2.0V) enables the regulator, logic-low (≤0.4V) shuts it down; connect to IN if not used."
},
{
"number": "2",
"name": "IN",
"type": "power_in",
"description": "Supply input, operating range +2.5V to +16V (absolute maximum -20V to +20V)."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground pin, internally connected to the TAB."
},
{
"number": "4",
"name": "OUT",
"type": "power_out",
"description": "Regulated 5.0V output (fixed version) requiring an output capacitor (1 µF minimum without CBYP, 2.2 µF minimum with 470 pF CBYP) to GND for stability."
},
{
"number": "5",
"name": "BYP",
"type": "passive",
"description": "Reference bypass for fixed-voltage versions: connect an external 470 pF capacitor to GND to reduce output noise, or leave open."
},
{
"number": "6",
"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-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 datasheet pin table lists TAB as GND on the DDPAK, but the package drawing text for it is garble; BYP type is set to passive because it connects to the internal reference and an external capacitor. "
],
"pages_sent": 30,
"cost_usd": 0.1844,
"at": "2026-10-27T01:18:27"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/5a94476f5074405cb1e5fb9e18b24a22.pdf",
"pages": 30,
"sha256": "46148b9c0d4d1f14",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 6,
"described": 6,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "mic5209-5-0yu.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
15,
10,
4.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "94c2a3dc1aaad85b6b5193f97d9a7c61b4e28bac25952a1e629557bcf747e246",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "mic5209-5-0yu-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
15,
10,
4.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "89d3234e964c78e3659598d1e83f3151d72e2c8ba024e13b451229678fa5a382",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "TO-263-5",
"Category": "Power Management",
"Pins": "6"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "46148b9c0d4d1f14c6716b49e02f2baff916bb9357a45cded2b419db04338a07",
"rows": [
{
"name": "Output Voltage Accuracy (25°C)",
"symbol": "VOUT",
"kind": "electrical",
"unit": "%",
"min": -1,
"typ": null,
"max": 1,
"conditions": "Variation from nominal VOUT; VIN = VOUT+1V, IL=100 µA, TJ=25°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Voltage Accuracy (full temp)",
"symbol": "VOUT",
"kind": "electrical",
"unit": "%",
"min": -2,
"typ": null,
"max": 2,
"conditions": "Variation from nominal VOUT; -40°C ≤ TJ ≤ +125°C",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Line Regulation (25°C)",
"symbol": "ΔVOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": 0.009,
"max": 0.05,
"conditions": "VIN = VOUT + 1V to 16V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Line Regulation (full temp)",
"symbol": "ΔVOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "VIN = VOUT + 1V to 16V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Load Regulation (25°C)",
"symbol": "ΔVOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": 0.05,
"max": 0.5,
"conditions": "IL = 100 µA to 500 mA, Note 3",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Load Regulation (full temp)",
"symbol": "ΔVOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": null,
"max": 0.7,
"conditions": "IL = 100 µA to 500 mA, Note 3",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (25°C)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 10,
"max": 60,
"conditions": "IL = 100 µA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (full temp)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 80,
"conditions": "IL = 100 µA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (25°C)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 115,
"max": 175,
"conditions": "IL = 50 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (full temp)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 250,
"conditions": "IL = 50 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (25°C)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 165,
"max": 300,
"conditions": "IL = 150 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (full temp)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 400,
"conditions": "IL = 150 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (25°C)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 350,
"max": 500,
"conditions": "IL = 500 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Dropout Voltage (full temp)",
"symbol": "VIN – VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": null,
"max": 600,
"conditions": "IL = 500 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (25°C)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 80,
"max": 130,
"conditions": "VEN ≥ 3.0V, IOUT = 100 µA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (full temp)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 170,
"conditions": "VEN ≥ 3.0V, IOUT = 100 µA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (25°C)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 350,
"max": 650,
"conditions": "VEN ≥ 3.0V, IOUT = 50 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (full temp)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 900,
"conditions": "VEN ≥ 3.0V, IOUT = 50 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (25°C)",
"symbol": "IGND",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 1.8,
"max": 2.5,
"conditions": "VEN ≥ 3.0V, IOUT = 150 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (full temp)",
"symbol": "IGND",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 3,
"conditions": "VEN ≥ 3.0V, IOUT = 150 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (25°C)",
"symbol": "IGND",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 8,
"max": 20,
"conditions": "VEN ≥ 3.0V, IOUT = 500 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Current (full temp)",
"symbol": "IGND",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 25,
"conditions": "VEN ≥ 3.0V, IOUT = 500 mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Quiescent Current (shutdown)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.05,
"max": 3,
"conditions": "VEN ≤ 0.4V (shutdown)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ground Pin Quiescent Current (shutdown)",
"symbol": "IGND",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.1,
"max": 8,
"conditions": "VEN ≤ 0.18V (shutdown)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Current Limit (25°C)",
"symbol": "ILIMIT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 700,
"max": 900,
"conditions": "VOUT = 0V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Current Limit (full temp)",
"symbol": "ILIMIT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": null,
"max": 1000,
"conditions": "VOUT = 0V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Enable Input Logic-Low Voltage",
"symbol": "VENL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "VEN = Logic-low (Regulator shutdown)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Logic-Low Voltage",
"symbol": "VENL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.18,
"conditions": "VEN = Logic-low (Regulator shutdown)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Logic-High Voltage",
"symbol": "VENH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "VEN = Logic-high (Regulator enabled)",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current Low",
"symbol": "IENL",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.01,
"max": -1,
"conditions": "VENL ≤ 0.4V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current Low",
"symbol": "IENL",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.01,
"max": -2,
"conditions": "VENL ≤ 0.18V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current High (25°C)",
"symbol": "IENH",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 5,
"max": 20,
"conditions": "VENH ≥ 2.0V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current High (full temp)",
"symbol": "IENH",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 25,
"conditions": "VENH ≥ 2.0V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current High",
"symbol": "IENH",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 30,
"conditions": "VENH ≥ 16V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Enable Input Current High (full temp)",
"symbol": "IENH",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": null,
"max": 50,
"conditions": "VENH ≥ 16V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Supply Voltage (absolute maximum)",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": -20,
"typ": null,
"max": 20,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply Voltage (operating)",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 2.5,
"typ": null,
"max": 16,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TS",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Lead Temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 260,
"conditions": "Soldering, 5 sec.",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "2.5V ≤ VOUT ≤ 15V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output Voltage Temperature Coefficient",
"symbol": "ΔVOUT/ΔT",
"kind": "temperature_coefficient",
"unit": "ppm/°C",
"min": null,
"typ": 40,
"max": null,
"conditions": "Note 2",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Ripple Rejection",
"symbol": "PSRR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": 75,
"max": null,
"conditions": "f = 120 Hz",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Thermal Regulation",
"symbol": "ΔVOUT/ΔPD",
"kind": "electrical",
"unit": "%/W",
"min": null,
"typ": 0.05,
"max": null,
"conditions": "Note 7",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Noise",
"symbol": "en",
"kind": "electrical",
"unit": "nV/√Hz",
"min": null,
"typ": 500,
"max": null,
"conditions": "VOUT = 2.5V, IOUT = 50 mA, COUT = 2.2 µF, CBYP = 0",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Noise",
"symbol": "en",
"kind": "electrical",
"unit": "nV/√Hz",
"min": null,
"typ": 300,
"max": null,
"conditions": "IOUT = 50 mA, COUT = 2.2 µF, CBYP = 470 pF",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Ambient DDPAK",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 31.4,
"max": null,
"conditions": "EIA/JEDEC JES51-751-7, 4 Layer Board",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Case DDPAK",
"symbol": "θJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 3,
"max": null,
"conditions": "EIA/JEDEC JES51-751-7, 4 Layer Board",
"source_page": 7,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"mic5209-5.0yu"
],
"discovery_pitch": "MIC5209-5.0YU (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"mic5209-5-0yu.kicad_sym",
"mic5209-5-0yu.kicad_mod",
"mic5209-5-0yu.glb",
"mic5209-5-0yu.step",
"mic5209-5-0yu.lbr",
"docs/hero.png",
"docs/mic5209-5-0yu-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"mic5209-5-0yu-hero.glb",
"mic5209-5-0yu-hero.overlay.json",
"mic5209-5-0yu-etched.glb"
],
"visibility": {
"public": true
}
}