component
GR7550HS
Public Made by Adomby adom
GR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307
{
"schema_version": 1,
"type": "component",
"slug": "gr7550hs",
"title": "GR7550HS",
"brief": "GR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. 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)",
"gr7550hs",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "GR7550HS",
"manufacturer": "GR",
"package": "SOT-23-3",
"pin_count": 3,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600572027330056192",
"parts": {
"symbol": "gr7550hs.kicad_sym",
"footprint": "gr7550hs.kicad_mod",
"model_3d": "gr7550hs-hero.glb",
"model_3d_plain": "gr7550hs-etched.glb",
"model_3d_step": "gr7550hs-etched.step",
"model_3d_step_plain": "gr7550hs.step",
"lbr": "gr7550hs.lbr"
},
"distributor_links": {
"lcsc": "C19631783"
},
"distributor_check": {
"checked_at": "2026-10-18T09:01:49Z",
"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": "Chip ground terminal (芯片接地端), the reference node for the regulator."
},
{
"number": "2",
"name": "VOUT",
"type": "power_out",
"description": "Chip output terminal delivering the regulated voltage; for the GR7550H it is 5.0 V nominal with ±3% tolerance and 30 mA typical output current at VIN = 7 V."
},
{
"number": "3",
"name": "VIN",
"type": "power_in",
"description": "Startup input terminal (启动输入端) supplying the regulator; the selection table rates the input at 25 V maximum and the absolute maximum input voltage is 28 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 lists three package columns (TO-92, SOT89-3, SOT23-3). For SOT23-3 the mapping is GND=; The datasheet is in Chinese. Pin functions were translated from 芯片接地端 (chip ground), 启动输入端 (startup ; The MPN GR7550HS is the 5.0 V option in the GR75xxH family, and the 'S' suffix denotes SOT23-3 per t"
],
"pages_sent": 9,
"cost_usd": 0.0331,
"at": "2026-10-18T09:00:42"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600572027330056192",
"pages": 9,
"sha256": "a1fb551d7ac7b0ec",
"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": "gr7550hs.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "gr7550hs-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.5,
3,
1.2
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "60b4f43c71bf8b2ab3d8af1597876f0bdeafaed979d72ec49255fe308c5e6b5c",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "GR",
"Package": "SOT-23-3",
"Category": "Power Management (PMIC)",
"Pins": "3"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "a1fb551d7ac7b0ec3f2d9ebe92a5cf552964e50d5c0bee49a73f6fad941b2d2b",
"rows": [
{
"name": "Output voltage",
"symbol": "VOUT",
"kind": "electrical",
"unit": "V",
"min": 4.85,
"typ": 5,
"max": 5.15,
"conditions": "VIN＝7V，IOUT＝10mA",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output current",
"symbol": "IOUT",
"kind": "electrical",
"unit": "mA",
"min": 20,
"typ": 30,
"max": null,
"conditions": "VIN＝7V",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Load regulation",
"symbol": "ΔVOUT",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 15,
"max": 100,
"conditions": "VIN＝7V，1mA≤IOUT≤30mA",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Quiescent current",
"symbol": "ISS",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 2,
"max": 5,
"conditions": "VIN＝24V，空载",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input voltage",
"symbol": "VIN",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 25,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Maximum input voltage",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 28,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating temperature",
"symbol": "Tw",
"kind": "recommended_operating",
"unit": "℃",
"min": -25,
"typ": null,
"max": 80,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "Tc",
"kind": "absolute_maximum",
"unit": "℃",
"min": -50,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Soldering temperature",
"symbol": "Th",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 260,
"conditions": "10s",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"gr7550hs"
],
"discovery_pitch": "GR7550HS (GR) 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",
"gr7550hs.kicad_sym",
"gr7550hs.kicad_mod",
"gr7550hs.glb",
"gr7550hs.step",
"gr7550hs.lbr",
"docs/hero.png",
"docs/gr7550hs-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"gr7550hs-hero.glb",
"gr7550hs-hero.overlay.json",
"gr7550hs-etched.glb"
],
"visibility": {
"public": true
}
}