PB7170

{
  "schema_version": 1,
  "type": "component",
  "slug": "pb7170",
  "title": "PB7170",
  "brief": "PST Battery Management, LQFP-64(10x10). 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)",
    "pb7170",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PB7170",
    "manufacturer": "PST",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904311528976384",
    "parts": {
      "symbol": "pb7170.kicad_sym",
      "footprint": "pb7170.kicad_mod",
      "model_3d": "pb7170-hero.glb",
      "model_3d_plain": "pb7170-etched.glb",
      "model_3d_step": "pb7170-etched.step",
      "model_3d_step_plain": "pb7170.step",
      "lbr": "pb7170.lbr"
    },
    "distributor_links": {
      "lcsc": "C6152609"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T17:43:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PVDD",
        "type": "power_in",
        "description": "High-voltage DC supply positive input connected to the highest-voltage cell point; recommended supply 12-80 V, absolute maximum VPVDD-VPGND 88 V."
      },
      {
        "number": "2",
        "name": "C17",
        "type": "input",
        "description": "Positive connection pin for cell 17; recommended cell voltage VC17-VC16 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "3",
        "name": "S17",
        "type": "output",
        "description": "Balancing switch control pin for cell 17; absolute range VS17-VC16 is -0.5 to 10 V, and balancing current is limited to 100 mA per cell (recommended)."
      },
      {
        "number": "4",
        "name": "C16",
        "type": "input",
        "description": "Positive connection pin for cell 16; recommended cell voltage VC16-VC15 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "5",
        "name": "S16",
        "type": "output",
        "description": "Balancing switch control pin for cell 16; absolute range VS16-VC15 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "6",
        "name": "C15",
        "type": "input",
        "description": "Positive connection pin for cell 15; recommended cell voltage VC15-VC14 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "7",
        "name": "S15",
        "type": "output",
        "description": "Balancing switch control pin for cell 15; absolute range VS15-VC14 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "8",
        "name": "C14",
        "type": "input",
        "description": "Positive connection pin for cell 14; recommended cell voltage VC14-VC13 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "9",
        "name": "S14",
        "type": "output",
        "description": "Balancing switch control pin for cell 14; absolute range VS14-VC13 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "10",
        "name": "C13",
        "type": "input",
        "description": "Positive connection pin for cell 13; recommended cell voltage VC13-VC12 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "11",
        "name": "S13",
        "type": "output",
        "description": "Balancing switch control pin for cell 13; absolute range VS13-VC12 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "12",
        "name": "C12",
        "type": "input",
        "description": "Positive connection pin for cell 12; recommended cell voltage VC12-VC11 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "13",
        "name": "S12",
        "type": "output",
        "description": "Balancing switch control pin for cell 12; absolute range VS12-VC11 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "14",
        "name": "C11",
        "type": "input",
        "description": "Positive connection pin for cell 11; recommended cell voltage VC11-VC10 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "15",
        "name": "S11",
        "type": "output",
        "description": "Balancing switch control pin for cell 11; absolute range VS11-VC10 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "16",
        "name": "C10",
        "type": "input",
        "description": "Positive connection pin for cell 10; recommended cell voltage VC10-VC9 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "17",
        "name": "S10",
        "type": "output",
        "description": "Balancing switch control pin for cell 10; absolute range VS10-VC9 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "18",
        "name": "C9",
        "type": "input",
        "description": "Positive connection pin for cell 9; recommended cell voltage VC9-VC8 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "19",
        "name": "S9",
        "type": "output",
        "description": "Balancing switch control pin for cell 9; absolute range VS9-VC8 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "20",
        "name": "C8",
        "type": "input",
        "description": "Positive connection pin for cell 8; recommended cell voltage VC8-VC7 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "21",
        "name": "S8",
        "type": "output",
        "description": "Balancing switch control pin for cell 8; absolute range VS8-VC7 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "22",
        "name": "C7",
        "type": "input",
        "description": "Positive connection pin for cell 7; recommended cell voltage VC7-VC6 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "23",
        "name": "S7",
        "type": "output",
        "description": "Balancing switch control pin for cell 7; absolute range VS7-VC6 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "24",
        "name": "C6",
        "type": "input",
        "description": "Positive connection pin for cell 6; recommended cell voltage VC6-VC5 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "25",
        "name": "S6",
        "type": "output",
        "description": "Balancing switch control pin for cell 6; absolute range VS6-VC5 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "26",
        "name": "C5",
        "type": "input",
        "description": "Positive connection pin for cell 5; recommended cell voltage VC5-VC4 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "27",
        "name": "S5",
        "type": "output",
        "description": "Balancing switch control pin for cell 5; absolute range VS5-VC4 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "28",
        "name": "C4",
        "type": "input",
        "description": "Positive connection pin for cell 4; recommended cell voltage VC4-VC3 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "29",
        "name": "S4",
        "type": "output",
        "description": "Balancing switch control pin for cell 4; absolute range VS4-VC3 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "30",
        "name": "C3",
        "type": "input",
        "description": "Positive connection pin for cell 3; recommended cell voltage VC3-VC2 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "31",
        "name": "S3",
        "type": "output",
        "description": "Balancing switch control pin for cell 3; absolute range VS3-VC2 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "32",
        "name": "C2",
        "type": "input",
        "description": "Positive connection pin for cell 2; recommended cell voltage VC2-VC1 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "33",
        "name": "S2",
        "type": "output",
        "description": "Balancing switch control pin for cell 2; absolute range VS2-VC1 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "34",
        "name": "C1",
        "type": "input",
        "description": "Positive connection pin for cell 1; recommended cell voltage VC1-VC0 is -0.5 to 5 V (absolute maximum -0.5 to 10 V)."
      },
      {
        "number": "35",
        "name": "S1",
        "type": "output",
        "description": "Balancing switch control pin for cell 1; absolute range VS1-VC0 is -0.5 to 10 V, with 100 mA recommended balancing current per cell."
      },
      {
        "number": "36",
        "name": "C0",
        "type": "input",
        "description": "Lowest cell connection pin, printed in the datasheet pin table as the negative connection of cell 1; recommended cell voltage range applies as for other Cn pins."
      },
      {
        "number": "37",
        "name": "PGND",
        "type": "power_in",
        "description": "High-voltage DC supply negative input connected to the lowest-voltage cell point and the reference ground for PVDD."
      },
      {
        "number": "38",
        "name": "SRP",
        "type": "input",
        "description": "Positive end of the current-sense resistor; recommended differential VSRP-VSRN is -230 to 230 mV (absolute ±500 mV), and any series resistor to PGND should be kept below 1 kΩ."
      },
      {
        "number": "39",
        "name": "SRN",
        "type": "input",
        "description": "Negative end of the current-sense resistor; recommended differential VSRP-VSRN is -230 to 230 mV (absolute ±500 mV), and any series resistor to PGND should be kept below 1 kΩ."
      },
      {
        "number": "40",
        "name": "DSG",
        "type": "output",
        "description": "Discharge MOSFET gate drive; VMOS_ON is 8-13 V (10 V typical) and the absolute maximum is 20 V."
      },
      {
        "number": "41",
        "name": "PREMOS",
        "type": "output",
        "description": "Pre-charge/pre-discharge MOSFET gate drive; VMOS_ON is 8-13 V (10 V typical) and the absolute maximum is 20 V."
      },
      {
        "number": "42",
        "name": "CHG",
        "type": "output",
        "description": "Charge MOSFET gate drive; VMOS_ON is 8-13 V (10 V typical) and the absolute maximum is 20 V."
      },
      {
        "number": "43",
        "name": "LODD",
        "type": "input",
        "description": "Load detection input with a detection threshold of 1 to 1.7 V and an internal 100 kΩ pull-down; absolute range is -0.5 to 5.5 V."
      },
      {
        "number": "44",
        "name": "CHGD",
        "type": "input",
        "description": "Charger detection input with a detection voltage of -950 to -500 mV and an internal 100 kΩ pull-down; absolute range is -0.5 to 5.5 V."
      },
      {
        "number": "45",
        "name": "AGND",
        "type": "power_in",
        "description": "Internal analog ground, connected at a single point near PGND (pin 37)."
      },
      {
        "number": "46",
        "name": "VREF",
        "type": "power_in",
        "description": "ADC reference voltage output that requires a decoupling capacitor to AGND placed close to the pin (100 nF recommended)."
      },
      {
        "number": "47",
        "name": "AVDD",
        "type": "power_out",
        "description": "Analog supply output (5 V typical) that requires a decoupling capacitor to AGND placed close to the pin (100 nF recommended)."
      },
      {
        "number": "48",
        "name": "VAA",
        "type": "power_out",
        "description": "External measurement supply output (5 V typical) that can power the thermistor divider network; a 10 nF port capacitor is recommended for a 10 kΩ NTC."
      },
      {
        "number": "49",
        "name": "AUXIN4",
        "type": "input",
        "description": "Auxiliary measurement input 4 for a temperature or other sensor analog output; recommended range 0.5-4.5 V, absolute range -0.5 to 5.5 V."
      },
      {
        "number": "50",
        "name": "AUXIN3",
        "type": "input",
        "description": "Auxiliary measurement input 3 for a temperature or other sensor analog output; recommended range 0.5-4.5 V, absolute range -0.5 to 5.5 V."
      },
      {
        "number": "51",
        "name": "AUXIN2",
        "type": "input",
        "description": "Auxiliary measurement input 2 for a temperature or other sensor analog output; recommended range 0.5-4.5 V, absolute range -0.5 to 5.5 V."
      },
      {
        "number": "52",
        "name": "AUXIN1",
        "type": "input",
        "description": "Auxiliary measurement input 1 for a temperature or other sensor analog output; recommended range 0.5-4.5 V, absolute range -0.5 to 5.5 V."
      },
      {
        "number": "53",
        "name": "DRIVE",
        "type": "output",
        "description": "Drive output for an external NPN linear regulator, selectable at 4 V (default) or 5.7 V, with a 1 nF output capacitor and output current kept within 10 mA; the datasheet specifies a 30 mA maximum at PVDD=12 V."
      },
      {
        "number": "54",
        "name": "ACT",
        "type": "input",
        "description": "High-level activation pin with an internal 8 MΩ pull-up; pulling it low enters shutdown mode, and activation requires 2.5-5 V (shutdown at 0-0.6 V)."
      },
      {
        "number": "55",
        "name": "DVDD",
        "type": "power_out",
        "description": "Digital supply output (3.3 V) that requires a decoupling capacitor to DGND placed close to the pin."
      },
      {
        "number": "56",
        "name": "ALERT",
        "type": "bidirectional",
        "description": "Open-drain interrupt output, active low, that also acts as an external protection input (forcing it low triggers protection); an external pull-up is required, with input high 2.5-3.6 V and output low max 0.6 V."
      },
      {
        "number": "57",
        "name": "PROG",
        "type": "input",
        "description": "Configuration pin to be connected to DGND, with input low max 0.6 V and input high 2-4 V."
      },
      {
        "number": "58",
        "name": "GPIO1",
        "type": "bidirectional",
        "description": "General-purpose input/output 1 with output high 2.8-3.6 V, output low max 0.4 V, and 16 mA source/sink capability; default is floating."
      },
      {
        "number": "59",
        "name": "GPIO0",
        "type": "bidirectional",
        "description": "General-purpose input/output 0 with output high 2.8-3.6 V, output low max 0.4 V, and 16 mA source/sink capability; default is floating."
      },
      {
        "number": "60",
        "name": "SDO",
        "type": "output",
        "description": "SPI slave data output that is driven low when CSN is high and the device is not asleep, and requires an external pull-down resistor."
      },
      {
        "number": "61",
        "name": "SDI",
        "type": "input",
        "description": "SPI slave data input with input low max 0.6 V and input high 2-4 V."
      },
      {
        "number": "62",
        "name": "CSN",
        "type": "input",
        "description": "Active-low SPI chip select; a low level during sleep wakes the device (1 ms before access in deep sleep, 250 µs in light sleep)."
      },
      {
        "number": "63",
        "name": "SCLK",
        "type": "input",
        "description": "SPI slave clock input with a minimum clock period of 500 ns."
      },
      {
        "number": "64",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground, connected at a single point near PGND (pin 37)."
      }
    ],
    "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: Package dimension not confirmed: the requested LQFP-64 (10x10) body size does not appear in the extr; Ordering variant suffix 'XX' in part number PB7170_XX is not explained in the datasheet. Only one pa; Pin 36 (C0) description in the datasheet reads 'cell unit 1 negative connection' while pin 34 (C1) i"
        ],
        "pages_sent": 29,
        "cost_usd": 0.1347,
        "at": "2026-10-20T17:41:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904311528976384",
        "pages": 29,
        "sha256": "6525ab4196957633",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pb7170-etched.step",
        "role": "eda",
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        "footprint_binding": "identity",
        "sha256": "c30a5be071c1a0a40597bcc3d82ecb483eefa85cb852af7ac34ea93241c8c217",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PST",
      "Package": "LQFP-64(10x10)",
      "Category": "Power Management (PMIC)",
      "Pins": "64"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6525ab41969576335adc03600ed0dfa2abfdde982fd655a35dc8ddb8a3a75881",
      "rows": [
        {
          "name": "Supply voltage PVDD to PGND",
          "symbol": "VPVDD-VPGND",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 88,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Cell pin voltage CN",
          "symbol": "VCn – VCn-1",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 10,
          "conditions": "n=1-17",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Balance switch pin voltage SN",
          "symbol": "VSn – VCn-1",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 10,
          "conditions": "n=1-17",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "AUXIN input voltage",
          "symbol": "VAUXIN – VAGND",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Current sense voltage",
          "symbol": "VSRP – VSRN",
          "kind": "absolute_maximum",
          "unit": "mV",
          "min": -500,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "MOS drive output",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 20,
          "conditions": "CHG, DSG, PREMOS",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "DRIVE output",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Digital signal pins",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.5,
          "conditions": "CSN, SDI, SDO, SCLK, ALERT, GPIO0, GPIO1, PROG",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Other ports",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.5,
          "conditions": "DVDD, AVDD, ACT, VAA, VREF, CHGD, LODD, SPR, SRN (SPR as printed)",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Total supply voltage",
          "symbol": "VPVDD-VPGND",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 12,
          "typ": null,
          "max": 80,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Cell voltage",
          "symbol": "VCn – VCn-1",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5,
          "conditions": "n=1-17",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "AUXIN input voltage",
          "symbol": "VAUXIN – VAGND",
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