component
HE2021A33HPR
Public Made by Adomby adom
HEERMICR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "he2021a33hpr",
"version": "0.1.0",
"type": "component",
"description": "HEERMICR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management (pmic)",
"he2021a33hpr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"he2021a33hpr.kicad_sym",
"he2021a33hpr.kicad_mod",
"he2021a33hpr.glb",
"he2021a33hpr.step",
"he2021a33hpr.lbr",
"docs/hero.png",
"docs/he2021a33hpr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"he2021a33hpr-hero.glb",
"he2021a33hpr-hero.overlay.json",
"he2021a33hpr-etched.glb"
],
"component": {
"mpn": "HE2021A33HPR",
"manufacturer": "HEERMICR",
"package": "SOT-89-3",
"pin_count": 3,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588916700934770688",
"parts": {
"symbol": "he2021a33hpr.kicad_sym",
"footprint": "he2021a33hpr.kicad_mod",
"model_3d": "he2021a33hpr-hero.glb",
"model_3d_plain": "he2021a33hpr-etched.glb",
"model_3d_step": "he2021a33hpr-etched.step",
"model_3d_step_plain": "he2021a33hpr.step",
"lbr": "he2021a33hpr.lbr"
},
"distributor_links": {
"lcsc": "C711942"
},
"distributor_check": {
"checked_at": "2026-10-18T15:21:40Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground pin, the left lead in the SOT89 top view."
},
{
"number": "2",
"name": "VIN",
"type": "power_in",
"description": "Input supply pin, the middle lead in the SOT89 top view, with absolute maximum supply voltage of -0.3V to 35V."
},
{
"number": "3",
"name": "VOUT",
"type": "power_out",
"description": "Regulated 3.3V output pin (±1% tolerance), the right lead in the SOT89 top view, rated for 200mA output current."
}
],
"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+vision",
"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The SOT89 top-view drawing labels the leads GND, VIN, VOUT from left to right but doesn't print pin ; The SOT89 drawing shows a tab on the package but doesn't say which net it connects to, so I left it ; The ordering code 'HE2021A33HPR' decodes as 3.3V output, H = standard, P = SOT89 and R = RoHS, so th",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 9,
"cost_usd": 0.1844,
"at": "2026-10-18T15:21:27"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588916700934770688",
"pages": 9,
"sha256": "8d7e2c2e64e2ae10",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 3,
"described": 3,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "he2021a33hpr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.5,
1.52
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.05,
"footprint_binding": "identity",
"sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "he2021a33hpr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.5,
1.52
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.05,
"footprint_binding": "identity",
"sha256": "ebe3bba93ff26713cfbfc597b99cdb80004229a0376720d62c6506d227de74a3",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}