component
HT7533A-1Q
Public Made by Adomby adom
QNH Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367
{
"schema_version": 1,
"type": "component",
"slug": "ht7533a-1q",
"title": "HT7533A-1Q",
"brief": "QNH Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. 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)",
"ht7533a-1q",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "HT7533A-1Q",
"manufacturer": "QNH",
"package": "TO-92",
"pin_count": 3,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7d6d55630ac1d422d7bb6c8caa71e596.pdf",
"parts": {
"symbol": "ht7533a-1q.kicad_sym",
"footprint": "ht7533a-1q.kicad_mod",
"model_3d": "ht7533a-1q-hero.glb",
"model_3d_plain": "ht7533a-1q-etched.glb",
"model_3d_step": "ht7533a-1q-etched.step",
"model_3d_step_plain": "ht7533a-1q.step",
"lbr": "ht7533a-1q.lbr"
},
"distributor_links": {
"lcsc": "C47020954"
},
"distributor_check": {
"checked_at": "2026-10-18T06:43:41Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin for the regulator (datasheet pin table: 地 / ground)."
},
{
"number": "2",
"name": "VIN",
"type": "power_in",
"description": "Regulator input; absolute maximum input voltage is -0.3 V to +24 V, and the datasheet recommends placing the input capacitor close to the VIN and VOUT pins."
},
{
"number": "3",
"name": "VOUT",
"type": "power_out",
"description": "Regulated output; the datasheet requires an output-to-ground capacitor greater than 2.2 µF (tantalum recommended) and gives a minimum output current of 70 mA with 100 mA typical for the HT7533 at VIN = VOUT + 2.0 V."
}
],
"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 pin table on page 3 is generic for the family and does not state the physical TO-92 pin position; Pin descriptions for VIN and VOUT cite limits from the max-ratings, application-note, and DC-charact; The datasheet covers the HT75XX family and only a family-level selection guide; it does not explicit"
],
"pages_sent": 13,
"cost_usd": 0.0359,
"at": "2026-10-18T06:41:17"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/7d6d55630ac1d422d7bb6c8caa71e596.pdf",
"pages": 13,
"sha256": "78e25abc675b4c05",
"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": "ht7533a-1q.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ht7533a-1q-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
4.83,
3.745,
9.8
],
"zmin_mm": -2.5,
"centre_offset_mm": 0.542,
"footprint_binding": "identity",
"sha256": "6dc400fb8edb5f036e8e045cf715fdc0841cb03b8eeac61d71566825d1e52bb0",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "QNH",
"Package": "TO-92",
"Category": "Power Management (PMIC)",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "78e25abc675b4c05915857c48db8209c488ec29e14e8409ec7a363fb1a5a153e",
"rows": [
{
"name": "Output voltage",
"symbol": "VOUT",
"kind": "tolerance",
"unit": "V",
"min": 3.234,
"typ": 3.3,
"max": 3.366,
"conditions": "VIN=VOUT+2.0V, IOUT=10mA",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Output current",
"symbol": "IOUT",
"kind": "electrical",
"unit": "mA",
"min": 70,
"typ": 100,
"max": null,
"conditions": "VIN=VOUT+2.0V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Load regulation",
"symbol": "△VOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 5,
"max": 60,
"conditions": "VIN=VOUT+2.0V, 1mA≤IOUT≤50mA",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Dropout voltage",
"symbol": "VDIF",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 25,
"max": 55,
"conditions": "IOUT=1mA, △VOUT=2%",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Quiescent current",
"symbol": "ISS",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 1.5,
"max": 3,
"conditions": "no load",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Line regulation",
"symbol": "△VOUT/VOUT*△VIN",
"kind": "electrical",
"unit": "%/V",
"min": null,
"typ": null,
"max": 0.2,
"conditions": "VOUT+1.0V≤VIN≤24V, IOUT=1mA",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage",
"symbol": "VIN",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 24,
"conditions": "",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Input voltage (absolute maximum)",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 24,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "℃",
"min": -50,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating temperature",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "℃",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output capacitor to GND",
"symbol": "",
"kind": "recommended_operating",
"unit": "μF",
"min": 2.2,
"typ": null,
"max": null,
"conditions": "Tantalum capacitor recommended, from VOUT to GND",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Temperature coefficient",
"symbol": "△VOUT/△TA*VOUT",
"kind": "temperature_coefficient",
"unit": "ppm/℃",
"min": null,
"typ": 0,
"max": null,
"conditions": "VIN=VOUT+2.0V, IOUT=10mA, -40℃≤TA≤85℃",
"source_page": 7,
"source": "datasheet"
},
{
"name": "Thermal resistance junction-to-ambient (TO92)",
"symbol": "θJA",
"kind": "thermal",
"unit": "℃/W",
"min": null,
"typ": 200,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power dissipation (TO92)",
"symbol": "PD",
"kind": "thermal",
"unit": "mW",
"min": null,
"typ": 500,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"ht7533a-1q"
],
"discovery_pitch": "HT7533A-1Q (QNH) 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",
"ht7533a-1q.kicad_sym",
"ht7533a-1q.kicad_mod",
"ht7533a-1q.glb",
"ht7533a-1q.step",
"ht7533a-1q.lbr",
"docs/hero.png",
"docs/ht7533a-1q-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ht7533a-1q-hero.glb",
"ht7533a-1q-hero.overlay.json",
"ht7533a-1q-etched.glb"
],
"visibility": {
"public": true
}
}