ST1S14PHR

{
  "schema_version": 1,
  "type": "component",
  "slug": "st1s14phr",
  "title": "ST1S14PHR",
  "brief": "STMicroelectronics DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "st1s14phr"
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  "component": {
    "mpn": "ST1S14PHR",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-8",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.st.com/resource/en/datasheet/st1s14phr.pdf",
    "parts": {
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      "lbr": "st1s14phr.lbr"
    },
    "distributor_links": {
      "mouser": "511-ST1S14PHR",
      "lcsc": "C84130"
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "passive",
        "description": "Bootstrap capacitor pin for the N-channel high-side gate driver. Connect a 100 nF low-ESR ceramic capacitor between BOOT and SW. Absolute max 55 V."
      },
      {
        "number": "2",
        "name": "PG",
        "type": "output",
        "description": "Power good open-collector output. Asserts when VFB reaches ~0.92*VOUT (rising) and de-asserts at ~0.8*VOUT (falling). VOL ≤ 0.4 V at ISINK = 6 mA. Requires an external pull-up. Absolute max -0.3 to (VIN+0.3) V."
      },
      {
        "number": "3",
        "name": "EN1",
        "type": "input",
        "description": "Active-low enable input. Device is ON when EN1 is low (≤0.5 V) and EN2 is high (≥1.5 V). Biasing current ~1.6 µA at 5 V. Absolute max -0.3 to 7 V."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback voltage input to the error amplifier. Internal reference is typ. 1.22 V (1.202-1.239 V). Bias current ≤50 nA. Connect to the external resistor divider from VOUT. Absolute max -0.3 to 3 V."
      },
      {
        "number": "5",
        "name": "EN2",
        "type": "input",
        "description": "Active-high enable input. Device is ON only when EN2 is high (≥1.5 V) and EN1 is low. Biasing current up to 10 µA. Absolute max -0.3 to (VIN+0.3) V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. The exposed pad must also be soldered to this ground plane for proper thermal and electrical performance."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin. Operating range 5.5 V to 48 V; absolute max 52 V. Decouple locally with a low-ESR ceramic input capacitor."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node - drain of the internal N-channel power MOSFET. Connect to the external inductor and freewheeling Schottky diode. Absolute max -1 to (VIN+0.3) V."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad on the underside of the HSOP-8 package. Must be soldered to the GND plane to provide the primary thermal path (RthJA ≈ 40 °C/W) and complete the ground connection."
      }
    ],
    "provenance": {
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        "pages": 46,
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        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
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  "metadata": {
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      "Manufacturer": "STMicroelectronics",
      "Package": "SOIC-8",
      "Category": "PMIC",
      "Pins": "9"
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          "name": "Power supply input voltage",
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          "typ": null,
          "max": 52,
          "conditions": "",
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        {
          "name": "Enable 1 voltage",
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          "min": -0.3,
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          "name": "Enable 2 voltage",
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          "min": -0.3,
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        {
          "name": "Power good",
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          "min": -0.3,
          "typ": null,
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        },
        {
          "name": "Bootstrap pin",
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          "min": -0.3,
          "typ": null,
          "max": 55,
          "conditions": "",
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        {
          "name": "Switching node",
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          "min": -1,
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          "name": "Feedback voltage",
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        {
          "name": "Operating junction temperature range",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
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          "conditions": "",
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        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
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        {
          "name": "Lead temperature (soldering 10 sec.)",
          "symbol": "TLEAD",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering 10 sec.",
          "source_page": 7,
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        },
        {
          "name": "Thermal resistance junction-ambient",
          "symbol": "Rth JA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 40,
          "max": null,
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          "source_page": 7,
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          "name": "Operating input voltage range",
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          "kind": "electrical",
          "unit": "V",
          "min": 5.5,
          "typ": null,
          "max": 48,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "MOSFET on resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "ISW=1 A",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Maximum limiting current",
          "symbol": "ISW",
          "kind": "electrical",
          "unit": "A",
          "min": 3.7,
          "typ": 4.5,
          "max": 5.2,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Hiccup time",
          "symbol": "tHICCUP",
          "kind": "electrical",
          "unit": "ms",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 600,
          "typ": 850,
          "max": 1000,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Duty cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Minimum conduction time of the power element",
          "symbol": "TON MIN",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Minimum conduction time of the external diode",
          "symbol": "TOFF MIN",
          "kind": "electrical",
          "unit": "ns",
          "min": 75,
          "typ": 90,
          "max": 120,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Voltage feedback",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.202,
          "typ": 1.22,
          "max": 1.239,
          "conditions": "ILOAD=0 A",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Voltage feedback",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.196,
          "typ": 1.22,
          "max": 1.245,
          "conditions": "ILOAD=10 mA to 3 A",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "FB biasing current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.3,
          "max": 2,
          "conditions": "VFB=2 V",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Quiescent current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.7,
          "max": 2.4,
          "conditions": "VFB=2 V, VIN=48 V",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Standby quiescent current",
          "symbol": "Iqst-by",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 16,
          "max": 34,
          "conditions": "Device OFF (see Table 2)",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "PG output voltage (open collector active)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "ISINK=6 mA",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Enable 1 levels, device ON",
          "symbol": "VEN1",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "Device ON, VIN=5.5 V to 48 V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Enable 1 levels, device OFF",
          "symbol": "VEN1",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "Device OFF, VIN=5.5 V to 48 V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Enable 1 biasing current",
          "symbol": "IEN1",
          "kind": "electrical",
          "unit": "μA",
          "min": 0.7,
          "typ": 1.6,
          "max": 3.5,
          "conditions": "VEN1=5 V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Enable 2 levels, device ON",
          "symbol": "VEN2",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "Device ON, VIN=5.5 V to 48 V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Enable 2 levels, device OFF",
          "symbol": "VEN2",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "Device OFF, VIN=5.5 V to 48 V",
          "source_page": 9,
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        {
          "name": "Enable 2 biasing current",
          "symbol": "IEN2",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": -2.4,
          "max": -4.5,
          "conditions": "VEN1=0 V; VEN2=0 V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Enable 2 biasing current",
          "symbol": "IEN2",
          "kind": "electrical",
          "unit": "μA",
          "min": 2.7,
          "typ": 5.8,
          "max": 10,
          "conditions": "VEN1=0 V; VEN2=12 V",
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          "source": "datasheet"
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          "name": "Enable 2 biasing current",
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          "kind": "electrical",
          "unit": "μA",
          "min": 3,
          "typ": 6,
          "max": 10,
          "conditions": "VEN1=0 V; VCC=VEN2=48 V",
          "source_page": 9,
          "source": "datasheet"
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          "name": "Thermal shutdown temperature",
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          "kind": "electrical",
          "unit": "°C",
          "min": 140,
          "typ": 150,
          "max": 160,
          "conditions": "",
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          "name": "Thermal shutdown hysteresis",
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          "typ": 15,
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          "source_page": 9,
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