RY4056AP8

{
  "schema_version": 1,
  "type": "component",
  "slug": "ry4056ap8",
  "title": "RY4056AP8",
  "brief": "RYCHIP Battery Management, ESOP-8. 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)",
    "ry4056ap8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RY4056AP8",
    "manufacturer": "RYCHIP",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/310a365914093f1534ac3525e8c86f1e.pdf",
    "parts": {
      "symbol": "ry4056ap8.kicad_sym",
      "footprint": "ry4056ap8.kicad_mod",
      "model_3d": "ry4056ap8-hero.glb",
      "model_3d_plain": "ry4056ap8-etched.glb",
      "model_3d_step": "ry4056ap8-etched.step",
      "model_3d_step_plain": "ry4056ap8.step",
      "lbr": "ry4056ap8.lbr"
    },
    "distributor_links": {
      "lcsc": "C48580197"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:57:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TEMP",
        "type": "input",
        "description": "Battery temperature detection input; if TEMP is directly grounded, the battery temperature detection function is cancelled and the other functions remain normal. Absolute maximum voltage is -0.3V to 10V."
      },
      {
        "number": "2",
        "name": "PROG",
        "type": "bidirectional",
        "description": "Charge current program, charge current monitor and shutdown pin: a program resistor to ground sets the charge current (IBAT = 1000 × VPROG / RPROG, with VPROG nominally 1.0V), and floating the pin enters manual shutdown. Voltage range is -0.3V to VCC+0.3V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive input supply voltage pin; input supply range is 4.25V to 6.5V, with undervoltage lockout threshold of 3.7V to 3.92V and absolute maximum of 10V."
      },
      {
        "number": "5",
        "name": "BAT",
        "type": "power_out",
        "description": "Charge current output pin to the battery; BAT pin current is rated 1000mA maximum and BAT voltage absolute maximum is 7V."
      },
      {
        "number": "6",
        "name": "STDBY",
        "type": "output",
        "description": "Battery charge completion indicator output; absolute maximum voltage is -0.3V to 10V."
      },
      {
        "number": "7",
        "name": "CHRG",
        "type": "output",
        "description": "Open-drain charge status output: strong pull-down (~10mA) during a charge cycle, weak pull-down (~20µA) when charge is complete with VCC in UVLO-free range, and high impedance in undervoltage lockout; absolute maximum voltage is -0.3V to 10V."
      },
      {
        "number": "8",
        "name": "EN",
        "type": "input",
        "description": "Chip enable terminal: a high level input allows normal operation, and a low level prohibits charging; absolute maximum voltage is -0.3V to 10V."
      },
      {
        "number": "9",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed pad, ground pin."
      }
    ],
    "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 datasheet describes STDBY only as a 'Battery charge completion indicator' and does not state its; PROG is both a program/monitor node and a shutdown input; 'bidirectional' is my classification of th; BAT is classified as power_out because it is the charge current output to the battery; the datasheet"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0784,
        "at": "2026-10-18T16:54:37"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/310a365914093f1534ac3525e8c86f1e.pdf",
        "pages": 13,
        "sha256": "7d3acda6b1646b47",
        "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"
    },
    "models_3d": [
      {
        "file": "ry4056ap8.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ry4056ap8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1ed6d129599e0c42445459fa456547c6beec22be55dc49c4fdd6eea78ae4c130",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "RYCHIP",
      "Package": "ESOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7d3acda6b1646b47887989816dd6a571581a845656a4baea9c78f9ec48cedbb9",
      "rows": [
        {
          "name": "VCC Input Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PROG Voltage",
          "symbol": "PROG",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as VCC+0.3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "BAT Voltage",
          "symbol": "BAT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "TEMP Voltage",
          "symbol": "TEMP",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN Voltage",
          "symbol": "EN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "CHRG Voltage",
          "symbol": "CHRG",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "STDBY Voltage",
          "symbol": "STDBY",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10sec.)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10 sec",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.25,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 48.7,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 52.4,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 25.5,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 8.4,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 25.2,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (bottom) thermal resistance",
          "symbol": "θJCbot",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "ESOP 8 Pin column",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Voltage",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 4.25,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Current, Charge Mode",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 300,
          "max": 2000,
          "conditions": "Charge Mode (Note 4), RPROG = 10k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Current, Standby Mode",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 200,
          "max": 500,
          "conditions": "Standby Mode (Charge Terminated)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Supply Current, Shutdown Mode",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 25,
          "max": 50,
          "conditions": "Shutdown Mode (RPROG Not Connected, VCC < VBAT, or VCC < VUV)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Regulated Output (Float) Voltage",
          "symbol": "VFLOAT",
          "kind": "electrical",
          "unit": "V",
          "min": 4.116,
          "typ": 4.2,
          "max": 4.284,
          "conditions": "0°C ≤ TA ≤ 85°C, IBAT = 40mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, RPROG = 10k",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "mA",
          "min": 93,
          "typ": 100,
          "max": 107,
          "conditions": "RPROG = 10k, Current Mode",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, RPROG = 2k",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "mA",
          "min": 465,
          "typ": 500,
          "max": 535,
          "conditions": "RPROG = 2k, Current Mode",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, RPROG = 1k",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "mA",
          "min": 930,
          "typ": 1000,
          "max": 1070,
          "conditions": "RPROG = 1k, Current Mode",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, Standby Mode",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "μA",
          "min": 0,
          "typ": -2.5,
          "max": -6,
          "conditions": "Standby Mode, VBAT = 4.2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, Shutdown Mode",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "μA",
          "min": -2,
          "typ": 1,
          "max": 2,
          "conditions": "Shutdown Mode (RPROG Not Connected)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "BAT Pin Current, Sleep Mode",
          "symbol": "IBAT",
          "kind": "electrical",
          "unit": "μA",
          "min": -2,
          "typ": 1,
          "max": 2,
          "conditions": "Sleep Mode, VCC = 0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Trickle Charge Current",
          "symbol": "ITRIKL",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 45,
          "max": 70,
          "conditions": "VBAT < VTRIKL, RPROG = 2k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Trickle Charge Threshold Voltage",
          "symbol": "VTRIKL",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": 2.9,
          "max": 3,
          "conditions": "RPROG = 10k, VBAT Rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Trickle Charge Hysteresis Voltage",
          "symbol": "VTRHYS",
          "kind": "electrical",
          "unit": "mV",
          "min": 60,
          "typ": 80,
          "max": 110,
          "conditions": "RPROG = 10k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Undervoltage Lockout Threshold",
          "symbol": "VUV",
          "kind": "electrical",
          "unit": "V",
          "min": 3.7,
          "typ": 3.8,
          "max": 3.92,
          "conditions": "From VCC Low to High",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Undervoltage Lockout Hysteresis",
          "symbol": "VUVHYS",
          "kind": "electrical",
          "unit": "mV",
          "min": 150,
          "typ": 200,
          "max": 300,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Manual Shutdown Threshold Voltage, rising",
          "symbol": "VMSD",
          "kind": "electrical",
          "unit": "V",
          "min": 1.15,
          "typ": 1.21,
          "max": 1.3,
          "conditions": "PROG Pin Rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Manual Shutdown Threshold Voltage, falling",
          "symbol": "VMSD",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": 1,
          "max": 1.1,
          "conditions": "PROG Pin Falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC – VBAT Lockout Threshold Voltage",
          "symbol": "VASD",
          "kind": "electrical",
          "unit": "mV",
          "min": 70,
          "typ": 100,
          "max": 140,
          "conditions": "VCC from Low to High",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC – VBAT Lockout Threshold Voltage, high to low",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": 5,
          "typ": 30,
          "max": 50,
          "conditions": "VCC from High to Low",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "C/10 Termination Current Threshold",
          "symbol": "ITERM",
          "kind": "electrical",
          "unit": "mA/mA",
          "min": 0.085,
          "typ": 0.1,
          "max": 0.115,
          "conditions": "RPROG = 10k (Note 5)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PROG Pin Voltage",
          "symbol": "VPROG",
          "kind": "electrical",
          "unit": "V",
          "min": 0.93,
          "typ": 1,
          "max": 1.07,
          "conditions": "RPROG = 10k, Current Mode",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CHRG Pin Weak Pull-Down Current",
          "symbol": "ICHRG",
          "kind": "electrical",
          "unit": "μA",
          "min": 8,
          "typ": 20,
          "max": 35,
          "conditions": "VCHRG = 5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "CHRG Pin Output Low Voltage",
          "symbol": "VCHRG",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.35,
          "max": 0.6,
          "conditions": "ICHRG = 5mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Recharge Battery Threshold Voltage",
          "symbol": "ΔVRECHRG",
          "kind": "electrical",
          "unit": "mV",
          "min": 100,
          "typ": 150,
          "max": 200,
          "conditions": "VFLOAT - VRECHRG",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature in Constant Temperature Mode",
          "symbol": "TLIM",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power FET ON Resistance (Between VCC and BAT)",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 600,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soft-Start Time",
          "symbol": "TSS",
          "kind": "electrical",
          "unit": "μS",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "IBAT = 0 to IBAT = 1000V/RPROG",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Recharge Comparator Filter Time",
          "symbol": "tRECHARGE",
          "kind": "electrical",
          "unit": "mS",
          "min": 0.75,
          "typ": 2,
          "max": 4.5,
          "conditions": "VBAT High to Low",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Termination Comparator Filter Time",
          "symbol": "tTERM",
          "kind": "electrical",
          "unit": "μS",
          "min": 400,
          "typ": 1000,
          "max": 2500,
          "conditions": "IBAT Falling Below ICHG/10",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "PROG Pin Pull-Up Current",
          "symbol": "IPROG",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 3,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ry4056ap8"
  ],
  "discovery_pitch": "RY4056AP8 (RYCHIP) 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",
    "ry4056ap8.kicad_sym",
    "ry4056ap8.kicad_mod",
    "ry4056ap8.glb",
    "ry4056ap8.step",
    "ry4056ap8.lbr",
    "docs/hero.png",
    "docs/ry4056ap8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ry4056ap8-hero.glb",
    "ry4056ap8-hero.overlay.json",
    "ry4056ap8-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}