component
MP8774HGQ-Z
Public Made by Adomby adom
Monolithic Power Systems DC-DC Converters, QFN-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "mp8774hgq-z",
"version": "0.1.0",
"type": "component",
"description": "Monolithic Power Systems DC-DC Converters, QFN-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"power management (pmic)",
"mp8774hgq-z",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
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"mp8774hgq-z.step",
"mp8774hgq-z.lbr",
"docs/hero.png",
"docs/mp8774hgq-z-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"mp8774hgq-z-hero.glb",
"mp8774hgq-z-hero.overlay.json",
"mp8774hgq-z-etched.glb"
],
"component": {
"mpn": "MP8774HGQ-Z",
"manufacturer": "Monolithic Power Systems",
"package": "QFN-16(3x3)",
"pin_count": 17,
"category": "Power Management (PMIC)",
"subcategory": "DC-DC Converters",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603399884909395968",
"parts": {
"symbol": "mp8774hgq-z.kicad_sym",
"footprint": "mp8774hgq-z.kicad_mod",
"model_3d": "mp8774hgq-z-hero.glb",
"model_3d_plain": "mp8774hgq-z-etched.glb",
"model_3d_step": "mp8774hgq-z-etched.step",
"model_3d_step_plain": "mp8774hgq-z.step",
"lbr": "mp8774hgq-z.lbr"
},
"distributor_links": {
"lcsc": "C3188155",
"digikey": "1589-MP8774HGQ-ZTR-ND",
"mouser": "946-MP8774HGQ-Z"
},
"distributor_check": {
"checked_at": "2026-10-20T23:14:39Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1589-MP8774HGQ-ZTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "946-MP8774HGQ-Z",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "NC",
"type": "unconnected",
"description": "No connection; NC must be left floating."
},
{
"number": "2",
"name": "BST",
"type": "power_out",
"description": "Bootstrap; a capacitor between SW and BST forms the floating high-side driver supply, and a BST resistor below 4.7Ω is recommended."
},
{
"number": "3",
"name": "EN",
"type": "input",
"description": "Enable; pull EN high to enable the device (rising threshold 1.25V typical, falling threshold 1V typical), and when floating it is pulled down to GND by an internal 3.3MΩ resistor."
},
{
"number": "4",
"name": "FB",
"type": "input",
"description": "Feedback; sets the output voltage when connected to the tap of an external resistor divider between the output and GND."
},
{
"number": "5",
"name": "AGND",
"type": "power_in",
"description": "Signal ground, not connected to system ground internally, so it must be tied to system ground in the PCB layout."
},
{
"number": "6",
"name": "SS",
"type": "passive",
"description": "Soft start; a capacitor across SS and GND sets the soft-start time and avoids inrush current at start-up, and an SS capacitor below 4.7nF should be avoided."
},
{
"number": "7",
"name": "PG",
"type": "output",
"description": "Power good open-drain output that changes state when UVP, OCP, OTP, or OV occurs."
},
{
"number": "8",
"name": "VIN",
"type": "power_in",
"description": "Supply voltage input operating from a 3V to 18V rail, decoupled by capacitor C1 and connected with a wide PCB trace."
},
{
"number": "9",
"name": "PGND",
"type": "power_in",
"description": "System ground and reference ground of the regulated output voltage, recommended to be connected to GND with copper and vias."
},
{
"number": "10",
"name": "PGND",
"type": "power_in",
"description": "System ground and reference ground of the regulated output voltage, recommended to be connected to GND with copper and vias."
},
{
"number": "11",
"name": "PGND",
"type": "power_in",
"description": "System ground and reference ground of the regulated output voltage, recommended to be connected to GND with copper and vias."
},
{
"number": "12",
"name": "PGND",
"type": "power_in",
"description": "System ground and reference ground of the regulated output voltage, recommended to be connected to GND with copper and vias."
},
{
"number": "13",
"name": "PGND",
"type": "power_in",
"description": "System ground and reference ground of the regulated output voltage, recommended to be connected to GND with copper and vias."
},
{
"number": "14",
"name": "VCC",
"type": "power_out",
"description": "Internal 3.4V bias supply output that must be decoupled with a 1µF capacitor placed close to VCC and GND."
},
{
"number": "15",
"name": "NC",
"type": "unconnected",
"description": "No connection; NC must be left floating."
},
{
"number": "16",
"name": "SW",
"type": "output",
"description": "Switch output that must be connected with a wide PCB trace."
},
{
"number": "17",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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 TOP VIEW package reference diagram on page 2 is garbled in the text extraction, so the pin-to-po; Ordering suffix -Z is Tape & Reel for the MP8774HGQ QFN-16 (3mmx3mm) package per page 2; the -Z suff; Pin types SS, BST, VCC, SW, and PG were assigned by function (capacitor node, bootstrap/bias outputs"
],
"pages_sent": 23,
"cost_usd": 0.1027,
"at": "2026-10-20T23:12:38"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603399884909395968",
"pages": 23,
"sha256": "008cd9554ecb7672",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 17,
"described": 17,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "mp8774hgq-z.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "mp8774hgq-z-etched.step",
"role": "eda",
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"units": "mm",
"origin": "footprint origin = pad-pattern centre",
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"footprint_binding": "identity",
"sha256": "2f075d830fdcf6e876601789d53c91d4856e4054b9afe03eabd2a844b5cfa141",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}