KP522208ALGA

{
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  "type": "component",
  "slug": "kp522208alga",
  "title": "KP522208ALGA",
  "brief": "Kiwi Instruments DC-DC Converters, SOT-23-6. 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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    "power management (pmic)",
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  "component": {
    "mpn": "KP522208ALGA",
    "manufacturer": "Kiwi Instruments",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590269354144673792",
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    "distributor_links": {
      "lcsc": "C5124011"
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      "source": "Component Ocean /api/assign-pns",
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      "mouser": {
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    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Power and signal ground; the common reference for the device, with VIN decoupling to be placed as close as possible to the VIN and GND pins."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "power_out",
        "description": "Switch node, to be connected to the output inductor with short and wide traces; recommended DC range is -0.1 V to 17 V."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, 4.5 V to 17 V recommended operating range, with a 100 nF ceramic decoupling capacitor placed as close as possible to VIN and GND."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin receiving the resistor-divided output voltage for output voltage setting and control, with VREF = 0.768 V and a lower divider resistor of 10 kΩ to 50 kΩ recommended."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: pulling high or leaving it floating enables the device, and EN absolute maximum is -0.3 V to 6 V, so a series pull-up of at least 100 kΩ is required when it is tied to VIN; it can also be used to set the VIN UVLO thresholds."
      },
      {
        "number": "6",
        "name": "BST",
        "type": "power_out",
        "description": "Charge-pump voltage for high-side MOSFET gate drive, requiring a 100 nF ceramic capacitor between BST and SW (rated at least 10 V, X5R or X7R recommended)."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet covers two variants (KP522201A, PFM, and KP522208A, FPWM) in one document. The orderin; The datasheet lists pin type as P (power) for SW and BST without a KiCad ERC class; power_out was ch; Pin descriptions are condensed from the Chinese pin table (page 2) and the related application notes"
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        "at": "2026-10-19T02:37:05"
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        "described": 6,
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      "Manufacturer": "Kiwi Instruments",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
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          "name": "VIN pin voltage range (DC)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
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          "min": -0.3,
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          "max": 21,
          "conditions": "transient < 10 ns",
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        {
          "name": "VIN-SW voltage (DC)",
          "symbol": "VIN-SW",
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          "name": "VIN-SW voltage (transient)",
          "symbol": "VIN-SW",
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        {
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        {
          "name": "EN, FB pin voltage",
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        {
          "name": "Operating junction temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "note 2: operable above 125℃ but lifetime may be reduced",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
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          "conditions": "",
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        {
          "name": "VIN operating input voltage",
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          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 17,
          "conditions": "",
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        {
          "name": "VOUT output voltage range",
          "symbol": "VOUT",
          "kind": "recommended_operating",
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          "min": 0.768,
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        {
          "name": "IOUT output current range",
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          "name": "SW pin voltage (DC) recommended",
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          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.1,
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          "max": 17,
          "conditions": "DC",
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          "name": "SW pin voltage (transient) recommended",
          "symbol": "SW",
          "kind": "recommended_operating",
          "unit": "V",
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          "typ": null,
          "max": 19,
          "conditions": "transient < 10 ns",
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          "name": "VIN-SW voltage (DC) recommended",
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        {
          "name": "BOOT pin voltage recommended",
          "symbol": "BOOT",
          "kind": "recommended_operating",
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          "min": -0.1,
          "typ": null,
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        {
          "name": "BOOT-SW voltage recommended",
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          "min": -0.1,
          "typ": null,
          "max": 5.5,
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        {
          "name": "EN, FB pin voltage recommended",
          "symbol": "EN, FB",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 5.5,
          "conditions": "",
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        {
          "name": "Operating junction temperature range recommended",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        {
          "name": "VIN operating input voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 17,
          "conditions": "TJ = -40℃ to 125℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO rising threshold",
          "symbol": "VUVLO(R)",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": 4.2,
          "max": 4.4,
          "conditions": "VIN rising",
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        {
          "name": "VIN UVLO falling threshold",
          "symbol": "VUVLO(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 3.6,
          "typ": 3.8,
          "max": 4,
          "conditions": "VIN falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN rising threshold",
          "symbol": "VEN(R)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.15,
          "typ": 1.21,
          "max": 1.27,
          "conditions": "EN rising, enables switching",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "EN falling threshold",
          "symbol": "VEN(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.08,
          "typ": 1.14,
          "max": 1.2,
          "conditions": "EN falling, disables switching",
          "source_page": 4,
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        },
        {
          "name": "EN pull-up current",
          "symbol": "IEN(P)",
          "kind": "electrical",
          "unit": "µA",
          "min": 0.84,
          "typ": 1.11,
          "max": 1.38,
          "conditions": "VEN = 1.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN hysteresis current",
          "symbol": "IEN(H)",
          "kind": "electrical",
          "unit": "µA",
          "min": 2.27,
          "typ": 2.72,
          "max": 3.23,
          "conditions": "",
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        {
          "name": "FB pin voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.756,
          "typ": 0.768,
          "max": 0.78,
          "conditions": "TJ = 25℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB pin voltage over temperature",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.753,
          "typ": 0.768,
          "max": 0.783,
          "conditions": "TJ = -40℃ to 125℃, VIN = 12 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB pin input leakage current",
          "symbol": "IFB(LKG)",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": 0,
          "max": 100,
          "conditions": "TJ = 25℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN shutdown current",
          "symbol": "ISHDN(VIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 2.5,
          "max": 4.5,
          "conditions": "VIN = 12 V, VEN = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Negative (reverse) current limit, KP522208A",
          "symbol": "ILS(NOC)",
          "kind": "electrical",
          "unit": "A",
          "min": 0.85,
          "typ": 1.15,
          "max": 1.45,
          "conditions": "VIN = 12 V",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "UVP threshold voltage",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "VFB falling, % of VREF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVP hysteresis voltage",
          "symbol": "UVP hysteresis",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "",
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        {
          "name": "UVP wait time before hiccup",
          "symbol": "THCP(WAIT)",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "",
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        {
          "name": "Hiccup off time before soft-start retry",
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          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 12,
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          "name": "OVP threshold voltage",
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          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 115,
          "max": null,
          "conditions": "VFB rising, % of VREF",
          "source_page": 5,
          "source": "datasheet"
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          "name": "OVP hysteresis voltage",
          "symbol": "OVP hysteresis",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "",
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        {
          "name": "Thermal shutdown threshold",
          "symbol": "TJ(SD)",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 155,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Thermal shutdown recovery hysteresis",
          "symbol": "TJ(HYS)",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Thermal resistance junction-to-ambient (EVM board)",
          "symbol": "RθJA(EVM)",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 69,
          "max": null,
          "conditions": "based on evaluation board (60mm x 45mm, 2-layer, 2oz Cu, 1.6mm FR-4); VIN = 12V, VOUT = 5V, IOUT = 2A, TA = 25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current, KP522208A (FPWM)",
          "symbol": "IQ(VIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 193,
          "max": null,
          "conditions": "no switching, VEN = 5 V, VFB = VREF*105%, IOUT = 0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal soft-start time",
          "symbol": "TSS",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "10% VOUT to 90% VOUT",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN delay time",
          "symbol": "TDLY",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "EN high to first switching pulse",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 600,
          "max": null,
          "conditions": "VIN = 12V, VOUT = 1.05V, inductor current continuous",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-side MOSFET on-resistance",
          "symbol": "RDSON(HS)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 135,
          "max": null,
          "conditions": "TJ = 25℃, VIN = 12V, VBOOT-SW = 5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-side MOSFET on-resistance",
          "symbol": "RDSON(LS)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "TJ = 25℃, VIN = 12V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum on-time",
          "symbol": "tON(min)",
          "kind": "timing",
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          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "guaranteed by design",
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        {
          "name": "Minimum off-time",
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          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "",
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          "name": "Dead time",
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