component
LW5218A23E
Public Made by Adomby adom
Lewa Micro Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523
{
"schema_version": 1,
"type": "component",
"slug": "lw5218a23e",
"title": "LW5218A23E",
"brief": "Lewa Micro Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. 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 (pmic)",
"lw5218a23e",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "LW5218A23E",
"manufacturer": "Lewa Micro",
"package": "SOT-23-5L",
"pin_count": 5,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8775070448075575296",
"parts": {
"symbol": "lw5218a23e.kicad_sym",
"footprint": "lw5218a23e.kicad_mod",
"model_3d": "lw5218a23e-hero.glb",
"model_3d_plain": "lw5218a23e-etched.glb",
"model_3d_step": "lw5218a23e-etched.step",
"model_3d_step_plain": "lw5218a23e.step",
"lbr": "lw5218a23e.lbr"
},
"distributor_links": {
"lcsc": "C20630433"
},
"distributor_check": {
"checked_at": "2026-10-17T21:24:06Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VIN",
"type": "power_in",
"description": "Input pin; use the recommended value or a larger ceramic capacitor from IN to ground, placed as close to the device as possible, for best transient response and minimum input impedance."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Enable pin: drive EN greater than VEN(HI) to turn the regulator on, and drive EN less than VEN(LO) to put the LDO into shutdown mode."
},
{
"number": "4",
"name": "NC",
"type": "unconnected",
"description": "No internal connection; the datasheet says to ground this pin for better thermal performance."
},
{
"number": "5",
"name": "VOUT",
"type": "power_out",
"description": "Regulated output pin; connect a low-ESR capacitor, using the nominal recommended value or larger from OUT to GND, and an internal pulldown discharges OUT when the regulator is in shutdown (VEN < VEN(LOW))."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The LW5218A23E ordering code (A23E = SOT23-5L) maps to the SOT23-5L column of the pin table on page ; Pin 4 (NC) is listed as 'No internal connection' but the datasheet also says to ground it for better; The SOT23-5L variant has no thermal pad. The 'Thermal Pad' row in the pin table applies only to the "
],
"pages_sent": 22,
"cost_usd": 0.0757,
"at": "2026-10-17T21:22:04"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8775070448075575296",
"pages": 22,
"sha256": "554585e66fced619",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 5,
"described": 5,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "lw5218a23e.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
1.55
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "lw5218a23e-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
1.55
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "e9f7b45ef7d93596dc9b0471c5b75ed1bb2c24e2ba9fa3b8d367c09829d94064",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Lewa Micro",
"Package": "SOT-23-5L",
"Category": "Power Management (PMIC)",
"Pins": "5"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "554585e66fced61992aec26b7577f42e8e4ada247b45e185a1d112d3f709e51c",
"rows": [
{
"name": "Input Voltage",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 1.5,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Accuracy",
"symbol": "VOUT",
"kind": "tolerance",
"unit": "%",
"min": -1.5,
"typ": null,
"max": 1.5,
"conditions": "IOUT= 1mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Current Limit",
"symbol": "ILIM",
"kind": "electrical",
"unit": "mA",
"min": 515,
"typ": null,
"max": 700,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Quiescent Current",
"symbol": "IQ",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 40,
"max": 60,
"conditions": "VIN= VEN=VOUT+1V, No Load",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Shutdown Current",
"symbol": "ISHD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "VIN=6.0, VEN=0V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Line Regulation",
"symbol": "ΔVOUT/(ΔVIN*VOUT(NOM))",
"kind": "electrical",
"unit": "%/V",
"min": null,
"typ": 0.1,
"max": 0.25,
"conditions": "VIN= VOUT +1V to 6V, IOUT=1mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Load Regulation",
"symbol": "ΔVOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 20,
"max": 50,
"conditions": "1mA≤IOUT≤500mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Short Current",
"symbol": "ISHORT",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 80,
"max": null,
"conditions": "VOUT=0V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "EN High Voltage",
"symbol": "VENH",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": null,
"max": null,
"conditions": "VIN=1.5V to 6.0V, IOUT=1mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "EN Low Voltage",
"symbol": "VENL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Startup Time",
"symbol": "TSTR",
"kind": "electrical",
"unit": "μs",
"min": null,
"typ": 25,
"max": null,
"conditions": "From VEN 'L'→'H' to 95%*VOUT, COUT=1uF, No Load",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Output Discharge Resistance",
"symbol": "RDSCHG",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 150,
"max": null,
"conditions": "VIN=6V, VEN=0V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Thermal Shutdown Temperature",
"symbol": "TSD",
"kind": "electrical",
"unit": "℃",
"min": null,
"typ": 160,
"max": null,
"conditions": "Temperature rising",
"source_page": 5,
"source": "datasheet"
},
{
"name": "TSD Hysteresis",
"symbol": "△TSD",
"kind": "electrical",
"unit": "℃",
"min": null,
"typ": 20,
"max": null,
"conditions": "Temperature falling",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Voltage (absolute maximum)",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "EN Pin Voltage (absolute maximum)",
"symbol": "VEN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOUT Pin Voltage (absolute maximum)",
"symbol": "VOUT",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "Printed as -0.3~(VIN+0.3)",
"source_page": 4,
"source": "datasheet"
},
{
"name": "ESD Susceptibility, HBM",
"symbol": "V(ESD)",
"kind": "absolute_maximum",
"unit": "V",
"min": -4000,
"typ": null,
"max": 4000,
"conditions": "Per ANSI/ESDA/JEDEC JS-001",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Lead Temperature (Soldering)",
"symbol": "TSOLDER",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 260,
"conditions": "10s",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Junction Temperature Range (absolute maximum)",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Junction-to-ambient Thermal Resistance, SOT23-5L",
"symbol": "RθJA",
"kind": "thermal",
"unit": "℃/W",
"min": null,
"typ": 285,
"max": null,
"conditions": "Device mounted on FR-4 PCB, per JESD51-3",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VOUT Pin Voltage (recommended)",
"symbol": "VOUT",
"kind": "recommended_operating",
"unit": "V",
"min": 1.2,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "EN Pin Voltage (recommended)",
"symbol": "VEN",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output Current",
"symbol": "IOUT",
"kind": "recommended_operating",
"unit": "mA",
"min": 0,
"typ": null,
"max": 500,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Junction Temperature Range (recommended)",
"symbol": "TJ",
"kind": "recommended_operating",
"unit": "℃",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 4,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"lw5218a23e"
],
"discovery_pitch": "LW5218A23E (Lewa Micro) 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",
"lw5218a23e.kicad_sym",
"lw5218a23e.kicad_mod",
"lw5218a23e.glb",
"lw5218a23e.step",
"lw5218a23e.lbr",
"docs/hero.png",
"docs/lw5218a23e-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"lw5218a23e-hero.glb",
"lw5218a23e-hero.overlay.json",
"lw5218a23e-etched.glb"
],
"visibility": {
"public": true
}
}