KP522201ALGA

{
  "schema_version": 1,
  "type": "component",
  "slug": "kp522201alga",
  "title": "KP522201ALGA",
  "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",
  "tags": [
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    "power management (pmic)",
    "kp522201alga",
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  "component": {
    "mpn": "KP522201ALGA",
    "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/8589839041005842432",
    "parts": {
      "symbol": "kp522201alga.kicad_sym",
      "footprint": "kp522201alga.kicad_mod",
      "model_3d": "kp522201alga-hero.glb",
      "model_3d_plain": "kp522201alga-etched.glb",
      "model_3d_step": "kp522201alga-etched.step",
      "model_3d_step_plain": "kp522201alga.step",
      "lbr": "kp522201alga.lbr"
    },
    "distributor_links": {
      "lcsc": "C5124009"
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    "distributor_check": {
      "checked_at": "2026-10-19T09:18:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Power and signal ground for the converter."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node connected to the output inductor through a short, wide trace; recommended DC range is -0.1 V to 17 V (transient below 10 ns: -3 V to 19 V)."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, operating range 4.5 V to 17 V; place a 100 nF ceramic decoupling capacitor as close as possible to the VIN and GND pins."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin receiving the resistor-divided output voltage for output setting and control, with reference voltage 0.768 V; recommended range -0.1 V to 5.5 V."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable control pin: pull high or leave floating to enable the chip; when tied to VIN, a series pull-up resistor of at least 100 kΩ is required, and it can also set the VIN UVLO threshold; recommended range -0.1 V to 5.5 V."
      },
      {
        "number": "6",
        "name": "BST",
        "type": "power_out",
        "description": "Charge-pump supply for the high-side MOSFET gate driver; connect a 100 nF ceramic capacitor between BST and SW, with BOOT-SW recommended at no more than 5.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin table is taken from the SOT23-6 pin definition (section 6, Table 6.1) and applies to both orderi; Datasheet lists pins as type P (power) for SW and BST; mapped here to KiCad power_out because they a; Datasheet pin description text is in Chinese and was translated; the recommended voltage ranges quot"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1095,
        "at": "2026-10-19T09:16:49"
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      "datasheet": {
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        "pages": 23,
        "sha256": "543b1f35d8a048ce",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    },
    "viewers": {
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  "metadata": {
    "specs": {
      "Manufacturer": "Kiwi Instruments",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "543b1f35d8a048ce24a1792d3ca19b36ff8ea40e2caa71bf9909e9ed0fd1d6d5",
      "rows": [
        {
          "name": "VIN input voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 17,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "VOUT output voltage range (recommended)",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.768,
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        {
          "name": "IOUT output current range (recommended)",
          "symbol": "IOUT",
          "kind": "recommended_operating",
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          "min": 0,
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          "max": 2,
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          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "SW pin voltage (recommended)",
          "symbol": "SW",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 17,
          "conditions": "DC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SW pin voltage (recommended)",
          "symbol": "SW",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -3,
          "typ": null,
          "max": 19,
          "conditions": "Transient < 10 ns",
          "source_page": 3,
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        {
          "name": "VIN-SW voltage (recommended)",
          "symbol": "VIN-SW",
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          "name": "VIN-SW voltage (recommended)",
          "symbol": "VIN-SW",
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          "min": -3,
          "typ": null,
          "max": 19,
          "conditions": "Transient < 10 ns",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "BOOT pin voltage (recommended)",
          "symbol": "BOOT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 22.5,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "BOOT-SW voltage (recommended)",
          "symbol": "BOOT-SW",
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          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
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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": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature operating range (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN pin voltage (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 19,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "SW pin voltage (absolute maximum)",
          "symbol": "SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 19,
          "conditions": "DC",
          "source_page": 3,
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        {
          "name": "SW pin voltage (absolute maximum)",
          "symbol": "SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3,
          "typ": null,
          "max": 21,
          "conditions": "Transient < 10 ns",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VIN-SW voltage (absolute maximum)",
          "symbol": "VIN-SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 19,
          "conditions": "DC",
          "source_page": 3,
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        {
          "name": "VIN-SW voltage (absolute maximum)",
          "symbol": "VIN-SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3,
          "typ": null,
          "max": 21,
          "conditions": "Transient < 10 ns",
          "source_page": 3,
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        {
          "name": "BOOT pin voltage (absolute maximum)",
          "symbol": "BOOT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "BOOT-SW voltage (absolute maximum)",
          "symbol": "BOOT-SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN, FB pin voltage (absolute maximum)",
          "symbol": "EN, FB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VIN input voltage range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 17,
          "conditions": "",
          "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 上升",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO falling threshold",
          "symbol": "VUVLO(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 3.6,
          "typ": 3.8,
          "max": 4,
          "conditions": "VIN 下降",
          "source_page": 4,
          "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": "EN rising threshold voltage",
          "symbol": "VEN(R)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.15,
          "typ": 1.21,
          "max": 1.27,
          "conditions": "EN 上升，使能开关工作",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN falling threshold voltage",
          "symbol": "VEN(F)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.08,
          "typ": 1.14,
          "max": 1.2,
          "conditions": "EN 下降，禁止开关工作",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "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": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "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",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.753,
          "typ": 0.768,
          "max": 0.783,
          "conditions": "TJ = -40℃ 至 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": "Valley current limit (KP522201A)",
          "symbol": "ILS(OC)",
          "kind": "electrical",
          "unit": "A",
          "min": 2.7,
          "typ": 3.1,
          "max": 3.5,
          "conditions": "VIN = 12 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIN quiescent current (KP522201A)",
          "symbol": "IQ(VIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 190,
          "max": null,
          "conditions": "无开关动作，VEN = 5 V, VFB = VREF*105%, IOUT = 0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal soft-start time",
          "symbol": "TSS",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "从 10% VOUT 至 90% VOUT",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN delay time",
          "symbol": "TDLY",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "从 EN 置高至第一次开关脉冲",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Switching frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 600,
          "max": null,
          "conditions": "VIN = 12V, VOUT = 1.05V, 电流连续",
          "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"
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        {
          "name": "Minimum on-time",
          "symbol": "tON(min)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        {
          "name": "Minimum off-time",
          "symbol": "tOFF(min)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Dead time",
          "symbol": "tDEAD",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Zero-crossing detection threshold",
          "symbol": "IZC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVP threshold voltage",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "VFB 下降",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "UVP hysteresis voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "UVP wait time before hiccup",
          "symbol": "THCP(WAIT)",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Hiccup-off time to soft-start restart",
          "symbol": "THCP(OFF)",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "OVP threshold voltage",
          "symbol": "VOVP",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 115,
          "max": null,
          "conditions": "VFB 上升",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "OVP hysteresis voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Over-temperature protection threshold",
          "symbol": "TJ(SD)",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 155,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Over-temperature protection recovery hysteresis",
          "symbol": "TJ(HYS)",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Junction-to-ambient thermal resistance (EVM board)",
          "symbol": "RθJA(EVM)",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 69,
          "max": null,
          "conditions": "基于相应评估板, VIN = 12V, VOUT = 5V, IOUT = 2A, TA = 25℃",
          "source_page": 4,
          "source": "datasheet"
        }
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