component
MT7285
Public Made by Adomby adom
MAXIC Tech LED Drivers, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
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"title": "MT7285",
"brief": "MAXIC Tech LED Drivers, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"manufacturer": "MAXIC Tech",
"package": "SOP-8-EP",
"pin_count": 9,
"category": "Display Modules / LED Drivers / Display Drivers",
"subcategory": "LED Drivers",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4e79ad527ab924ef0de2fca66a6ab007.pdf",
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"distributor_links": {
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"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
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},
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{
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"type": "input",
"description": "Over-current protection sense pin."
},
{
"number": "2",
"name": "VDD",
"type": "power_out",
"description": "5V reference voltage output; connect a ceramic capacitor of 1μF or larger to GND."
},
{
"number": "3",
"name": "VIN",
"type": "power_in",
"description": "Chip supply pin with 4.2V to 40V input range; connect a 10μF ceramic capacitor to GND."
},
{
"number": "4",
"name": "CS",
"type": "input",
"description": "LED current sense pin; the voltage between VIN and CS is 205mV."
},
{
"number": "5",
"name": "COMP",
"type": "passive",
"description": "Compensation pin; connect a 22nF ceramic capacitor to GND to set loop stability and soft-start time."
},
{
"number": "6",
"name": "ADJ",
"type": "input",
"description": "Brightness and on/off control pin; chip enables above 0.4V, LED current ramps 0% to 100% for 0.8V to 1.6V, clamped at 100% above 1.6V, PWM dimming 100Hz to 10kHz with amplitude above 1.6V, and shutdown if held below 200mV for 3.5ms."
},
{
"number": "7",
"name": "OVP",
"type": "input",
"description": "Over-voltage protection sense pin; in boost and buck-boost the chip shuts off when OVP exceeds 1.2V, with 100mV comparator hysteresis."
},
{
"number": "8",
"name": "DRV",
"type": "output",
"description": "Gate drive output connected to the external MOSFET gate."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Ground pin (exposed pad of the ESOP8 package)."
}
],
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"primary_model": "claude-sonnet-5-5",
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"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Datasheet lists GND as pin 9, which is the exposed pad of the ESOP8 package; the pin drawing shows o; ADJ enable threshold is inconsistent: the pin description says 0.4V, while the electrical table give; Pin types were inferred from the descriptions (e.g. COMP as passive, VDD as power_out), because the "
],
"pages_sent": 10,
"cost_usd": 0.0773,
"at": "2026-10-23T06:15:29"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/4e79ad527ab924ef0de2fca66a6ab007.pdf",
"pages": 10,
"sha256": "07a01f8a32b824aa",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 9,
"described": 9,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
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"models_3d": [
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"file": "mt7285.step",
"role": "plain",
"up": "Z",
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"seat": "z = 0",
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"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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{
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"sha256": "dd5afb334e545d0b73fd907d040e299827a0efe9bf1f9b691863a3aa2b51b781",
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},
"metadata": {
"specs": {
"Manufacturer": "MAXIC Tech",
"Package": "SOP-8-EP",
"Category": "Display Modules / LED Drivers / Display Drivers",
"Pins": "9"
},
"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "Input (battery) voltage",
"symbol": "VBAT",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": null,
"max": 40,
"conditions": "VBAT=5V, TA=25°C",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum duty cycle",
"symbol": "Dmax",
"kind": "electrical",
"unit": "%",
"min": 85,
"typ": 95,
"max": null,
"conditions": "VIN-VCS=0.1V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Analog dimming voltage range",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 0.8,
"typ": null,
"max": 1.6,
"conditions": "",
"source_page": 3,
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{
"name": "PWM dimming frequency",
"symbol": "",
"kind": "electrical",
"unit": "kHz",
"min": 0.3,
"typ": null,
"max": 10,
"conditions": "Note 2: guaranteed by design",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Shutdown current",
"symbol": "Ishutdown",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 30,
"max": null,
"conditions": "VADJ=0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Quiescent current (no switching)",
"symbol": "IQ",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 280,
"max": null,
"conditions": "Vcomp=0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Switching frequency",
"symbol": "fSW",
"kind": "electrical",
"unit": "kHz",
"min": null,
"typ": 450,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "OVP reference voltage",
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"min": null,
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"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "OVP hysteresis",
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"unit": "mV",
"min": null,
"typ": 100,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Enable voltage",
"symbol": "VEN",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.8,
"max": null,
"conditions": "ADJ rising",
"source_page": 3,
"source": "datasheet"
},
{
"name": "ADJ pin pull-up current",
"symbol": "",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 1,
"max": null,
"conditions": "ADJ=0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "ADJ shutdown delay",
"symbol": "",
"kind": "electrical",
"unit": "ms",
"min": null,
"typ": 3.5,
"max": null,
"conditions": "ADJ pin pulled low",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Current sense reference",
"symbol": "VIN-VCS",
"kind": "electrical",
"unit": "mV",
"min": null,
"typ": 205,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "OTP threshold",
"symbol": "OTP",
"kind": "electrical",
"unit": "°C",
"min": null,
"typ": 160,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "OTP hysteresis",
"symbol": "",
"kind": "electrical",
"unit": "°C",
"min": null,
"typ": 30,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "VIN/CS/OVP pin voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Other pins voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6,
"conditions": "printed as +0.3V to 6V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply voltage",
"symbol": "",
"kind": "recommended_operating",
"unit": "V",
"min": 4.2,
"typ": null,
"max": 40,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output voltage",
"symbol": "",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 40,
"conditions": "printed Vin to 40V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Operating temperature",
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"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 3,
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},
{
"name": "Thermal resistance junction to ambient",
"symbol": "RθJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 85,
"max": null,
"conditions": "Note 1",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal resistance junction to case surface",
"symbol": "RθJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 50,
"max": null,
"conditions": "Note 1",
"source_page": 3,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
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"readme",
"breadcrumbs",
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],
"discovery_triggers": [
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],
"discovery_pitch": "MT7285 (MAXIC Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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}