RS2588BYF5

{
  "schema_version": 1,
  "type": "component",
  "slug": "rs2588byf5",
  "title": "RS2588BYF5",
  "brief": "Jiangsu RUNIC Tech Power Distribution Switches, SOT-23-5. 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)",
    "rs2588byf5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RS2588BYF5",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589838201993912320",
    "parts": {
      "symbol": "rs2588byf5.kicad_sym",
      "footprint": "rs2588byf5.kicad_mod",
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      "model_3d_step": "rs2588byf5-etched.step",
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      "lbr": "rs2588byf5.lbr"
    },
    "distributor_links": {
      "lcsc": "C5352785"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:26:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Switch output, the drain of the internal P-channel MOSFET, which typically connects to the load; the switch turns off when VOUT exceeds VIN by 40mV, and VOUT may be externally forced above VIN while the switch is disabled."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; all voltages in the datasheet are specified with respect to the GND pin."
      },
      {
        "number": "3",
        "name": "FLAG",
        "type": "output",
        "description": "Active-low open-drain flag output that asserts on over-current (after the approximately 13ms response delay tD) or thermal shutdown, with a low-level output voltage of 0.4V max at 2mA sink current and 1.0µA max leakage when high."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Active-high logic-level enable input with VIL max 0.4V and VIH min 1.6V, and an internal pull-down of 450kΩ to 600kΩ."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input that is the source of the internal P-channel MOSFET and supplies the internal circuitry, operating from 2.5V to 5.5V with an absolute maximum of 6.0V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
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        "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: Pin numbers and names are taken from the PIN DESCRIPTION table on page 6. The pin-configuration draw; The EN pin is described as 'Active high available', which is ambiguous wording. The electrical table"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0562,
        "at": "2026-10-18T13:24:06"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589838201993912320",
        "pages": 18,
        "sha256": "d90ad53c2f60d1e4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
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  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "SOT-23-5",
      "Category": "Power Management (PMIC)",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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          "name": "Input Voltage",
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          "min": 2.5,
          "typ": null,
          "max": 5.5,
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        },
        {
          "name": "Quiescent supply current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": 10,
          "typ": 30,
          "max": 50,
          "conditions": "Switch on, VOUT = open",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Shutdown supply current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "μA",
          "min": 0.1,
          "typ": null,
          "max": 1,
          "conditions": "Switch off, VOUT = open",
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          "source": "datasheet"
        },
        {
          "name": "Leakage current of VIN",
          "symbol": "ILKG(VIN)",
          "kind": "electrical",
          "unit": "μA",
          "min": 0.1,
          "typ": null,
          "max": 1,
          "conditions": "Switch off, VOUT = 0V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "EN input current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "μA",
          "min": 10,
          "typ": null,
          "max": 15,
          "conditions": "VEN = 0V to 5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "EN Pin Pull-Down Resistance",
          "symbol": "RPULL_DOWN",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 450,
          "typ": 520,
          "max": 600,
          "conditions": "VEN = 2.5V to 5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Switch resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 70,
          "max": 80,
          "conditions": "IOUT = 500mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Current limit threshold (RS2588B)",
          "symbol": "ILIM",
          "kind": "electrical",
          "unit": "A",
          "min": 1.89,
          "typ": 2.1,
          "max": 2.31,
          "conditions": "Ramped load",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Under-Voltage Lockout Threshold",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": 2.3,
          "conditions": "VIN rising",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output turn-on delay time",
          "symbol": "tON",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "RL = 10Ω, CL = 1μF, Figure 4,5",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Output turn-off delay time",
          "symbol": "tOFF",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "RL = 10Ω, CL = 1μF, Figure 6,7",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Leakage current of FLAG",
          "symbol": "ILKG(FLAG)",
          "kind": "electrical",
          "unit": "μA",
          "min": 0.1,
          "typ": null,
          "max": 1,
          "conditions": "FLAG is HIGH",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "VOUT shutdown discharge resistance",
          "symbol": "RDIS",
          "kind": "electrical",
          "unit": "Ω",
          "min": 250,
          "typ": 300,
          "max": 350,
          "conditions": "Switch off",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Enable input threshold (VIL)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "VIN = 2.5V to 5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Enable input threshold (VIH)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.6,
          "max": null,
          "conditions": "VIN = 2.5V to 5.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "UVLO threshold hysteresis",
          "symbol": "VUVLO_HY",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.15,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Over-current FLAG response delay time",
          "symbol": "tD",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 13,
          "max": null,
          "conditions": "Apply VOUT = 0 until FLAG is low",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "FLAG Output Low Voltage",
          "symbol": "VFLAG-L",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "CIN = 10uF, ISINK = 2mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown temperature",
          "symbol": "TSD",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "TJ Increasing",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown hysteresis",
          "symbol": "TSD_HY",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Supply Input Voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (absolute maximum)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "EN Input Voltage (absolute maximum)",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 7,
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        },
        {
          "name": "FLAG Output Voltage (absolute maximum)",
          "symbol": "VFLAG",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10 secs)",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "Soldering, 10 secs",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "EN Voltage range (recommended)",
          "symbol": "VEN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "All other pins voltage (recommended)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 7,
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        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 185.6,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 7,
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        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 104.3,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 7,
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        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 54.5,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 31,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 54.5,
          "max": null,
          "conditions": "SOT23-5",
          "source_page": 7,
          "source": "datasheet"
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