MP1470BGJ-Z

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  "slug": "mp1470bgj-z",
  "title": "MP1470BGJ-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": [
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    "power management (pmic)",
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  "component": {
    "mpn": "MP1470BGJ-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/8590922718353309696",
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      "lbr": "mp1470bgj-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C3194256",
      "digikey": "MP1470BGJ-Z-ND",
      "mouser": "946-MP1470BGJ-Z"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:33:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MP1470BGJ-Z-ND",
        "status": "found",
        "lifecycle": "Not For New Designs"
      },
      "mouser": {
        "pn": "946-MP1470BGJ-Z",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "System ground and reference ground of the regulated output voltage; it 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; connect using a wide PCB trace."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Supply voltage for the MP1470B, which operates from a 4.7V to 16V input rail; it requires C1 to decouple the input rail and should be connected using a wide PCB trace."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback connected to the tap of an external resistor divider from the output to GND to set the output voltage; the frequency foldback comparator lowers the oscillator frequency when FB drops below 140mV to prevent current-limit runaway during a short-circuit fault."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: driving EN high enables the MP1470B, and for automatic start-up EN should be connected to VIN through a 100kΩ resistor."
      },
      {
        "number": "6",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin: connect a capacitor and a resistor between SW and BST to form a floating supply across the high-side switch driver, using a 1µF BST capacitor."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "extractor": "extract_pins 0.3",
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        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        ],
        "pages_sent": 18,
        "cost_usd": 0.0721,
        "at": "2026-10-18T06:27:43"
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        "pages": 18,
        "sha256": "cfd2b3dd5d39cd68",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "1007b8f67a3e81e2c5182bfd1fd27afe4d8d3710e0bfa1a14b8a91db8b595eb5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Monolithic Power Systems",
      "Package": "TSOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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          "name": "Input voltage (VIN) absolute maximum",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 17,
          "conditions": "",
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        },
        {
          "name": "Switch voltage (VSW) absolute maximum",
          "symbol": "VSW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 17,
          "conditions": "Printed as -5V for <10ns (min) and 19V for <10ns (max) as transient limits",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "All other pins absolute maximum",
          "symbol": "",
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          "unit": "V",
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          "typ": null,
          "max": 6,
          "conditions": "All pins other than VIN and VSW",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Continuous power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1.25,
          "conditions": "TA = +25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
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        {
          "name": "Lead temperature",
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          "min": null,
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        },
        {
          "name": "Storage temperature",
          "symbol": "",
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          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.7,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage (recommended)",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as VIN*DMAX (not a numeric value)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature (recommended)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance, TSOT23-6",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "JESD51-7, 4-layer PCB",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case thermal resistance, TSOT23-6",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "JESD51-7, 4-layer PCB",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 400,
          "typ": 490,
          "max": 580,
          "conditions": "VFB = 0.75V (table: VIN = 12V, TA = 25°C)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "mV",
          "min": 776,
          "typ": 800,
          "max": 824,
          "conditions": "Table: VIN = 12V, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN rising threshold",
          "symbol": "VEN RISING",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": 1.5,
          "max": 1.6,
          "conditions": "Table: VIN = 12V, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN falling threshold",
          "symbol": "VEN FALLING",
          "kind": "electrical",
          "unit": "V",
          "min": 1.23,
          "typ": 1.32,
          "max": 1.41,
          "conditions": "Table: VIN = 12V, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN under-voltage lockout threshold, rising",
          "symbol": "INUVVth",
          "kind": "electrical",
          "unit": "V",
          "min": 3.85,
          "typ": 4.2,
          "max": 4.55,
          "conditions": "Table: VIN = 12V, TA = 25°C",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "MP1470BGJ-Z (Monolithic Power Systems) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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