component
PJ54M33SE
Public Made by Adomby adom
PJSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415
{
"schema_version": 1,
"type": "component",
"slug": "pj54m33se",
"title": "PJ54M33SE",
"brief": "PJSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. 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 (pmic)",
"pj54m33se",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "PJ54M33SE",
"manufacturer": "PJSEMI",
"package": "SOT-23-5",
"pin_count": 5,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604440530533167104",
"parts": {
"symbol": "pj54m33se.kicad_sym",
"footprint": "pj54m33se.kicad_mod",
"model_3d": "pj54m33se-hero.glb",
"model_3d_plain": "pj54m33se-etched.glb",
"model_3d_step": "pj54m33se-etched.step",
"model_3d_step_plain": "pj54m33se.step",
"lbr": "pj54m33se.lbr"
},
"distributor_links": {
"lcsc": "C41784038"
},
"distributor_check": {
"checked_at": "2026-10-17T12:32:20Z",
"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": "Power input voltage, specified at 3 V to 45 V in the recommended operating conditions, with an absolute maximum VIN-to-GND rating of -0.3 V to +55 V."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the regulator; the input and output capacitors must be placed as close as possible to the device with their return to GND."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Chip enable, active high (VIH min 1 V, VIL max 0.4 V); the pin is high impedance and is neither pulled up nor down internally, so it must not float and should be tied to VIN when unused, with an absolute maximum of -0.3 V to +55 V to GND."
},
{
"number": "4",
"name": "NC",
"type": "unconnected",
"description": "No connection; the pin is not connected internally."
},
{
"number": "5",
"name": "VOUT",
"type": "power_out",
"description": "Regulated output voltage (1.8 V to 6 V fixed options; this part is 3.3 V), rated for up to 350 mA with an absolute maximum VOUT-to-GND rating of -0.3 V to +6 V and a minimum 10 µF ceramic output capacitor recommended."
}
],
"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 SOT-23-5 pin assignment was taken from the text-extracted 'Pin Distribution' diagram on page 2, ; The datasheet lists a separate '-A' pin arrangement version, but the MPN PJ54M33SE has no -A suffix,; The EN pin description is taken from the functional description (page 2) and the EN Pin Operation se"
],
"pages_sent": 25,
"cost_usd": 0.0413,
"at": "2026-10-17T12:31:30"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604440530533167104",
"pages": 25,
"sha256": "494f5a1224bd9a3b",
"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": "pj54m33se.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": "pj54m33se-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": "7eeef1f1d0bc6ce9886dbc791444fbaa47ca2f2f11945bd0803cc76a509d5fa3",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "PJSEMI",
"Package": "SOT-23-5",
"Category": "Power Management (PMIC)",
"Pins": "5"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "494f5a1224bd9a3b346d67f3521180738f7508a6d35fd7d8ffa442023ff00f6e",
"rows": [
{
"name": "Input Voltage",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 45,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Maximum Output Current (electrical)",
"symbol": "IOUT_Max",
"kind": "electrical",
"unit": "mA",
"min": 300,
"typ": 350,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Output Voltage Accuracy",
"symbol": "ΔVOUT",
"kind": "tolerance",
"unit": "%",
"min": -2,
"typ": null,
"max": 2,
"conditions": "VIN=12V, IOUT=10mA",
"source_page": 8,
"source": "datasheet"
},
{
"name": "EN Input Threshold Logic Low",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "EN Input Threshold Logic High",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 1,
"typ": null,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "Supply Voltage",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 45,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Maximum Output Current",
"symbol": "IOUT",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 350,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VIN to GND Voltage",
"symbol": "VIN-GND",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 55,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VOUT to GND Voltage",
"symbol": "VOUT-GND",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "VOUT to VIN Voltage",
"symbol": "VOUT-VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": -55,
"typ": null,
"max": 0.3,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "EN to GND Voltage",
"symbol": "EN-GND",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 55,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Power Dissipation SOT-23-5",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 500,
"conditions": "SOT-23-5 package",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Thermal Resistance, Junction-to-Ambient SOT-23-5",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 250,
"max": null,
"conditions": "SOT-23-5 package",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature (absolute table)",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 7,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"pj54m33se"
],
"discovery_pitch": "PJ54M33SE (PJSEMI) 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",
"pj54m33se.kicad_sym",
"pj54m33se.kicad_mod",
"pj54m33se.glb",
"pj54m33se.step",
"pj54m33se.lbr",
"docs/hero.png",
"docs/pj54m33se-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"pj54m33se-hero.glb",
"pj54m33se-hero.overlay.json",
"pj54m33se-etched.glb"
],
"visibility": {
"public": true
}
}