SS6343M-QF-TP

{
  "schema_version": 1,
  "type": "component",
  "slug": "ss6343m-qf-tp",
  "title": "SS6343M-QF-TP",
  "brief": "LEADPOWER Brushless DC (BLDC) Motor Driver, QFN-24-EP(3x4). 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",
    "motor driver ics",
    "ss6343m-qf-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SS6343M-QF-TP",
    "manufacturer": "LEADPOWER",
    "package": "QFN-24-EP(3x4)",
    "pin_count": 25,
    "category": "Motor Driver ICs",
    "subcategory": "Brushless DC (BLDC) Motor Driver",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/2e0983a90d7c0b1782dbaed27a3f65fd.pdf",
    "parts": {
      "symbol": "ss6343m-qf-tp.kicad_sym",
      "footprint": "ss6343m-qf-tp.kicad_mod",
      "model_3d": "ss6343m-qf-tp-hero.glb",
      "model_3d_plain": "ss6343m-qf-tp-etched.glb",
      "model_3d_step": "ss6343m-qf-tp-etched.step",
      "model_3d_step_plain": "ss6343m-qf-tp.step",
      "lbr": "ss6343m-qf-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C5370899"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T16:00:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ENA",
        "type": "input",
        "description": "Channel A enable input; when low the SA output is high-impedance and PWMA is ignored, and when high the output follows PWMA."
      },
      {
        "number": "2",
        "name": "ENB",
        "type": "input",
        "description": "Channel B enable input; when low the SB output is high-impedance and PWMB is ignored, and when high the output follows PWMB."
      },
      {
        "number": "3",
        "name": "ENC",
        "type": "input",
        "description": "Channel C enable input; when low the SC output is high-impedance and PWMC is ignored, and when high the output follows PWMC."
      },
      {
        "number": "4",
        "name": "PWMA",
        "type": "input",
        "description": "Channel A PWM input that controls the SA output state when ENA is high."
      },
      {
        "number": "5",
        "name": "PWMB",
        "type": "input",
        "description": "Channel B PWM input that controls the SB output state when ENB is high."
      },
      {
        "number": "6",
        "name": "PWMC",
        "type": "input",
        "description": "Channel C PWM input that controls the SC output state when ENC is high."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input power supply for the motor driver, operating range 3 V to 16 V with absolute maximum 20 V; all VIN pins must be tied to the same supply."
      },
      {
        "number": "8",
        "name": "LSS",
        "type": "power_in",
        "description": "Low-side source ground connection for channels A/B/C that must be connected directly to GND."
      },
      {
        "number": "9",
        "name": "SA",
        "type": "output",
        "description": "Channel A half-bridge output; SA voltage must stay between -0.3 V and VIN+0.3 V."
      },
      {
        "number": "10",
        "name": "SB",
        "type": "output",
        "description": "Channel B half-bridge output; SB voltage must stay between -0.3 V and VIN+0.3 V."
      },
      {
        "number": "11",
        "name": "SC",
        "type": "output",
        "description": "Channel C half-bridge output; SC voltage must stay between -0.3 V and VIN+0.3 V."
      },
      {
        "number": "12",
        "name": "LSS",
        "type": "power_in",
        "description": "Low-side source ground connection for channels A/B/C that must be connected directly to GND."
      },
      {
        "number": "13",
        "name": "VIN",
        "type": "power_in",
        "description": "Input power supply for the motor driver, operating range 3 V to 16 V with absolute maximum 20 V; all VIN pins must be tied to the same supply."
      },
      {
        "number": "14",
        "name": "VCP",
        "type": "power_out",
        "description": "Charge-pump output generating about VIN+3.3 V for high-side gate drive; connect a 1 uF, 16 V X7R ceramic capacitor between VIN and VCP (rated at least 10 V per the function description)."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "16",
        "name": "VIN_LDO",
        "type": "power_in",
        "description": "Power supply input for the internal 3.3 V LDO."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal no-connect pin."
      },
      {
        "number": "18",
        "name": "V3P3",
        "type": "power_out",
        "description": "3.3 V LDO output that supplies the low-side gate drivers and can source 100 mA; bypass to ground with a 4.7 uF to 10 uF capacitor."
      },
      {
        "number": "19",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal no-connect pin."
      },
      {
        "number": "20",
        "name": "nFAULT",
        "type": "output",
        "description": "Open-drain fault indicator that is driven low during overcurrent or overtemperature faults and requires an external pull-up resistor."
      },
      {
        "number": "21",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal no-connect pin."
      },
      {
        "number": "22",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal no-connect pin."
      },
      {
        "number": "23",
        "name": "NC",
        "type": "unconnected",
        "description": "Internal no-connect pin."
      },
      {
        "number": "24",
        "name": "nSLEEP",
        "type": "input",
        "description": "Sleep-mode input where a logic low enters low-power sleep, with VIH at least 1.5 V, VIL at most 0.4 V, and an internal 500 kΩ pull-down."
      },
      {
        "number": "25",
        "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 exposed thermal pad of the QFN3x4-24L package is mentioned in the text but is not given a pin nu; LSS pins 8 and 12 are typed power_in because they are the low-side ground connection that must tie d; nFAULT is an open-drain output and is typed as output here; the KiCad open-drain class was not avail",
          "exposed pad 25 added from the footprint"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0404,
        "at": "2026-10-21T16:00:28"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/2e0983a90d7c0b1782dbaed27a3f65fd.pdf",
        "pages": 10,
        "sha256": "1e35bb59d952632e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f29d8343d1e56ca53475b2c91886f832bacc53271fa2cc2b4f06b7410b597816",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ss6343m-qf-tp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "ea31c9bc404c4d10221d91337311ec0ea99dd606aaf1d3e9f04c47afb64e6683",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LEADPOWER",
      "Package": "QFN-24-EP(3x4)",
      "Category": "Motor Driver ICs",
      "Pins": "25"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
        {
          "name": "Input supply voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Output current capability (recommended)",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
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          "max": null,
          "conditions": "",
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        {
          "name": "Supply voltage VIN, VIN_LDO (absolute maximum)",
          "symbol": "VIN,VIN_LDO",
          "kind": "absolute_maximum",
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          "min": -0.3,
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          "conditions": "",
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        },
        {
          "name": "SX output voltage (absolute maximum)",
          "symbol": "VSX",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
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        {
          "name": "Charge pump output voltage (absolute maximum)",
          "symbol": "VCP",
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          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "GND to LSS voltage (absolute maximum)",
          "symbol": "GND to LSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Other pins voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
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          "min": -0.3,
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          "max": 5,
          "conditions": "",
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        },
        {
          "name": "Operating junction temperature (absolute maximum)",
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          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Operating ambient temperature (absolute maximum)",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (absolute maximum)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -60,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD human body model",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
          "max": 2000,
          "conditions": "HBM per ANSI/ESDA/JEDEC JS-001, all pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD charged device model",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -500,
          "typ": null,
          "max": 500,
          "conditions": "CDM per JEDEC JESD22-C101, all pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input supply voltage VIN, VIN_LDO",
          "symbol": "VIN,VIN_LDO",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Sleep-state quiescent current",
          "symbol": "ISLEEP",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 100,
          "max": 150,
          "conditions": "nSLEEP=0",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "V3P3 regulator output voltage",
          "symbol": "V3P3",
          "kind": "electrical",
          "unit": "V",
          "min": 3.1,
          "typ": 3.3,
          "max": 3.5,
          "conditions": "IOUT=0 to 100mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Logic input low-level current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "uA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VIN=0",
          "source_page": 5,
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        },
        {
          "name": "Logic input high-level current",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "uA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VIN=5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVLO threshold, VIN rising",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": 2.7,
          "max": 2.9,
          "conditions": "VIN rising edge",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent protection threshold",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "A",
          "min": 5.5,
          "typ": 7,
          "max": 9,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "nSLEEP=1,ENX=0",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Logic input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "",
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        {
          "name": "Logic input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power-up delay",
          "symbol": "tPUD",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "VIN rising or nSLEEP rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input internal pull-down resistance",
          "symbol": "RPD",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 500,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "nFAULT pull-down resistance",
          "symbol": "RON(nFAULT)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVLO hysteresis",
          "symbol": "△VUVLO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "OCP blanking time",
          "symbol": "tOCD",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "OCP restart time",
          "symbol": "tOCR",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 4,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Over-temperature shutdown threshold",
          "symbol": "TTSD",
          "kind": "electrical",
          "unit": "ºC",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "TJ rising",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Over-temperature hysteresis",
          "symbol": "△TTSD",
          "kind": "electrical",
          "unit": "ºC",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "HS-FET on-resistance",
          "symbol": "RON(HS)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "IOUT=1A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LS-FET on-resistance",
          "symbol": "RON(LS)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "IOUT=1A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output rise time",
          "symbol": "tR",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "RLOAD=50Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output fall time",
          "symbol": "tF",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "RLOAD=50Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dead time",
          "symbol": "tDEAD",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "RLOAD=50Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PWMX to SX rising-edge delay",
          "symbol": "tR_DELAY",
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          "unit": "ns",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PWMX to SX falling-edge delay",
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          "unit": "ns",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 48,
          "max": null,
          "conditions": "QFN3x4-24L",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "QFN3x4-24L",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "SS6343M-QF-TP (LEADPOWER) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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