MP1471AGJ-Z

{
  "schema_version": 1,
  "type": "component",
  "slug": "mp1471agj-z",
  "title": "MP1471AGJ-Z",
  "brief": "Monolithic Power Systems DC-DC Converters, TSOT-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": [
    "component",
    "power management (pmic)",
    "mp1471agj-z",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MP1471AGJ-Z",
    "manufacturer": "Monolithic Power Systems",
    "package": "TSOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177610157711360",
    "parts": {
      "symbol": "mp1471agj-z.kicad_sym",
      "footprint": "mp1471agj-z.kicad_mod",
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      "model_3d_plain": "mp1471agj-z-etched.glb",
      "model_3d_step": "mp1471agj-z-etched.step",
      "model_3d_step_plain": "mp1471agj-z.step",
      "lbr": "mp1471agj-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C58565",
      "digikey": "1589-1840-2-ND",
      "mouser": "946-MP1471AGJ-Z"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:12:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1589-1840-2-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "946-MP1471AGJ-Z",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "System ground and reference for the regulated output voltage; requires extra care during PCB layout and should be connected to GND with copper traces and vias."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "output",
        "description": "Switch output node that must be connected with a wide PCB trace; absolute maximum VSW is -0.3V (-5V for <10ns) to 17V (19V for <10ns)."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Supply voltage input that operates from a 4.5V-to-16V rail and must be decoupled by C1 with a wide PCB trace."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback input connected to the tap of an external resistor divider from VOUT to GND (0.8V internal reference), with frequency fold-back when FB falls below 140mV to prevent current-limit runaway."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable input where HIGH enables the regulator and LOW disables it; connect to VIN through a 100kΩ resistor for automatic start-up, and limit a directly driven source to 6V or less to protect the internal 6.5V Zener clamp."
      },
      {
        "number": "6",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin that forms a floating supply for the high-side driver with a capacitor and resistor between SW and BST, using a 1µF BST capacitor; absolute maximum VBST is VSW+6V."
      }
    ],
    "provenance": {
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        "extractor": "extract_pins 0.3",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet's ordering table lists the part as MP1471AGJ (TSOT23-6) with suffix -Z for tape and re; Pin types for SW (output), BST (passive) and EN/FB (input) are inferred from their functions because; Every page of this datasheet is stamped 'NOT RECOMMENDED FOR NEW DESIGNS, REFER TO MP1477'. The MPN "
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        "at": "2026-10-18T02:10:16"
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        "sha256": "8ab6bfe2dd1f1213",
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        "described": 6,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Monolithic Power Systems",
      "Package": "TSOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
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          "name": "Supply Current (Quiescent)",
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          "typ": 0.84,
          "max": 1.1,
          "conditions": "VEN = 2V, VFB = 1V",
          "source_page": 3,
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        {
          "name": "Oscillator Frequency",
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          "typ": 500,
          "max": 590,
          "conditions": "VFB=0.75V",
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          "typ": 804,
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        {
          "name": "EN Rising Threshold",
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          "name": "EN Falling Threshold",
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          "typ": 1.32,
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        {
          "name": "VIN Under-Voltage Lockout Threshold, Rising",
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          "min": 3.9,
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        {
          "name": "Current Limit",
          "symbol": "ILIMIT",
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          "unit": "A",
          "min": 3.9,
          "typ": null,
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          "conditions": "Duty=40%",
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        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": 88,
          "typ": null,
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          "conditions": "VFB=700mV",
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          "name": "Supply Current (Shutdown)",
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          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN = 0V",
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        },
        {
          "name": "HS Switch-On Resistance",
          "symbol": "HSRDS-ON",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "VBST-SW=5V",
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        },
        {
          "name": "LS Switch-On Resistance",
          "symbol": "LSRDS-ON",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 57,
          "max": null,
          "conditions": "Vcc=5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Switch Leakage",
          "symbol": "SWLKG",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VEN = 0V, VSW = 12V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum On Time",
          "symbol": "τON_MIN",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 60,
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        {
          "name": "EN Input Current",
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          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1.8,
          "conditions": "VEN=2V",
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          "name": "EN Input Current",
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          "min": null,
          "typ": null,
          "max": 0,
          "conditions": "VEN=0",
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        {
          "name": "VIN Under-Voltage Lockout Threshold Hysteresis",
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          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 340,
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        {
          "name": "Soft-Start Period",
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          "min": null,
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          "conditions": "Vout from 0% to 100%",
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        {
          "name": "Operating Junction Temperature",
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          "kind": "recommended_operating",
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          "name": "Supply Voltage VIN",
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          "name": "Switch Voltage VSW (DC)",
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          "name": "Switch Voltage VSW (transient)",
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          "min": -5,
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          "conditions": "<10ns",
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          "name": "All Other Pins",
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          "name": "Continuous Power Dissipation",
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          "max": 1.25,
          "conditions": "TA = +25°C",
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        {
          "name": "Storage Temperature",
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          "min": -65,
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          "name": "Thermal Resistance Junction-to-Ambient (TSOT-23-6)",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "Measured on JESD51-7, 4-layer PCB",
          "source_page": 2,
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        {
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          "kind": "thermal",
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          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "Measured on JESD51-7, 4-layer PCB",
          "source_page": 2,
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        {
          "name": "Thermal Shutdown",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 150,
          "max": null,
          "conditions": "Derived from bench characterization, not tested in production",
          "source_page": 3,
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        {
          "name": "Thermal Hysteresis",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C",
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          "typ": 20,
          "max": null,
          "conditions": "Derived from bench characterization, not tested in production",
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    "email": "[email protected]"
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