SG3526N

{
  "schema_version": 1,
  "type": "component",
  "slug": "sg3526n",
  "title": "SG3526N",
  "brief": "XBLW AC-DC Controllers And Regulators, DIP-18. 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)",
    "sg3526n",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SG3526N",
    "manufacturer": "XBLW",
    "package": "DIP-18",
    "pin_count": 18,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603351565529071616",
    "parts": {
      "symbol": "sg3526n.kicad_sym",
      "footprint": "sg3526n.kicad_mod",
      "model_3d": "sg3526n-hero.glb",
      "model_3d_plain": "sg3526n-etched.glb",
      "model_3d_step": "sg3526n-etched.step",
      "model_3d_step_plain": "sg3526n.step",
      "lbr": "sg3526n.lbr"
    },
    "distributor_links": {
      "lcsc": "C23066805",
      "mouser": "494-SG3526N"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T05:21:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": "494-SG3526N",
        "status": "found",
        "lifecycle": "Factory Special Order"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "+Error",
        "type": "input",
        "description": "Non-inverting input of the error amplifier; analog inputs are limited to -0.3 to +5.5 V."
      },
      {
        "number": "2",
        "name": "-Error",
        "type": "input",
        "description": "Inverting input of the error amplifier; analog inputs are limited to -0.3 to +5.5 V."
      },
      {
        "number": "3",
        "name": "Compensation",
        "type": "output",
        "description": "Error amplifier output for loop compensation, which feeds the PWM comparator."
      },
      {
        "number": "4",
        "name": "CSoft-Start",
        "type": "passive",
        "description": "Soft-start capacitor connection, charged at 100 uA typ (50 to 150 uA) when Reset is high."
      },
      {
        "number": "5",
        "name": "Reset",
        "type": "input",
        "description": "Active-low digital reset port for the soft-start section; TTL and B-series CMOS compatible."
      },
      {
        "number": "6",
        "name": "-CS",
        "type": "input",
        "description": "Inverting input of the current limit comparator; sense voltage is 100 mV typ (80 to 120 mV)."
      },
      {
        "number": "7",
        "name": "+CS",
        "type": "input",
        "description": "Non-inverting input of the current limit comparator, used for digital current limiting."
      },
      {
        "number": "8",
        "name": "Shutdown",
        "type": "input",
        "description": "Active-low digital shutdown port; TTL and B-series CMOS compatible."
      },
      {
        "number": "9",
        "name": "RT",
        "type": "passive",
        "description": "Oscillator timing resistor connection; Rt is 2.0 to 150 kOhm."
      },
      {
        "number": "10",
        "name": "CT",
        "type": "passive",
        "description": "Oscillator timing capacitor connection; Ct is 0.001 to 20 uF."
      },
      {
        "number": "11",
        "name": "RDeadtime",
        "type": "passive",
        "description": "Dead time adjust resistor connection; available dead time range is 3.0 to 50 % at 40 kHz."
      },
      {
        "number": "12",
        "name": "Sync",
        "type": "bidirectional",
        "description": "Oscillator synchronization port, digital TTL and B-series CMOS compatible, for synchronizing up to 6 units."
      },
      {
        "number": "13",
        "name": "Output A",
        "type": "output",
        "description": "Totem pole output A, sources or sinks up to ±100 mA recommended (±200 mA max)."
      },
      {
        "number": "14",
        "name": "VC",
        "type": "power_in",
        "description": "Collector supply for the output drivers, 4.5 to 35 V recommended (40 V max)."
      },
      {
        "number": "15",
        "name": "Ground",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "16",
        "name": "Output B",
        "type": "output",
        "description": "Totem pole output B, sources or sinks up to ±100 mA recommended (±200 mA max)."
      },
      {
        "number": "17",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, 8.0 to 35 V recommended (40 V max)."
      },
      {
        "number": "18",
        "name": "Vref",
        "type": "power_out",
        "description": "5.0 V ±1% trimmed reference output, load current 0 to 20 mA recommended (50 mA max)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin names and numbers come from the top-view pin diagram on page 2. The text has no pin descriptions",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.2137,
        "at": "2026-10-15T05:20:55"
      },
      "datasheet": {
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        "pages": 12,
        "sha256": "a0d2ba46880f6ee2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 18,
        "described": 18,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9e1ad672f0603e5818e9d0329669eb09ec9fa91bae3fdad8cdfa245e05c3b5f",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "XBLW",
      "Package": "DIP-18",
      "Category": "Power Management (PMIC)",
      "Pins": "18"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a0d2ba46880f6ee29038be94bcab14a22a6f1f6052292ee8027b0334cd8e3bc4",
      "rows": [
        {
          "name": "Supply Voltage",
          "symbol": "Vcc",
          "kind": "absolute_maximum",
          "unit": "Vdc",
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          "max": 40,
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        },
        {
          "name": "Collector Supply Voltage",
          "symbol": "Vc",
          "kind": "absolute_maximum",
          "unit": "Vdc",
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        {
          "name": "Logic Inputs",
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        {
          "name": "Analog Inputs",
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        {
          "name": "Output Current, Source or Sink",
          "symbol": "Io",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -200,
          "typ": null,
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        },
        {
          "name": "Reference Load Current",
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          "kind": "absolute_maximum",
          "unit": "mA",
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          "conditions": "Vcc=40V (Note2)",
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          "name": "Logic Sink Current",
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          "kind": "absolute_maximum",
          "unit": "mA",
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          "max": 15,
          "conditions": "",
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        },
        {
          "name": "Power Dissipation",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 1000,
          "conditions": "Ta=+25℃ (note3)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "Ta",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (Soldering, 10 Seconds)",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -300,
          "typ": null,
          "max": 300,
          "conditions": "Soldering, 10 seconds",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "Vcc",
          "kind": "recommended_operating",
          "unit": "Vdc",
          "min": 8,
          "typ": null,
          "max": 35,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector Supply Voltage",
          "symbol": "Vc",
          "kind": "recommended_operating",
          "unit": "Vdc",
          "min": 4.5,
          "typ": null,
          "max": 35,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Output Sink/Source Current (Each Output)",
          "symbol": "Io",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reference Load Current",
          "symbol": "Iref",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Frequency Range",
          "symbol": "Fosc",
          "kind": "recommended_operating",
          "unit": "Khz",
          "min": 0.001,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Timing Resistor",
          "symbol": "Rt",
          "kind": "recommended_operating",
          "unit": "KΩ",
          "min": 2,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Timing Capacitor",
          "symbol": "Ct",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 0.001,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Available Deadtime Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "%",
          "min": 3,
          "typ": null,
          "max": 50,
          "conditions": "fosc=40Khz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "Tj",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum Frequency",
          "symbol": "Fmin",
          "kind": "recommended_operating",
          "unit": "Hz",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "Rt=150Kohm, Ct=20uF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Frequency",
          "symbol": "Fmax",
          "kind": "recommended_operating",
          "unit": "KHz",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Rt=2.0Kohm, Ct=0.001uF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Sawtooth Peak Voltage",
          "symbol": "Vosc(p)",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 3.5,
          "conditions": "Vcc=35V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Sawtooth Valley Voltage",
          "symbol": "Vosc(V)",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.45,
          "typ": null,
          "max": 0.8,
          "conditions": "Vcc=8.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage",
          "symbol": "Vio",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "Error amplifier (note6)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": -350,
          "max": -2000,
          "conditions": "Error amplifier (note6)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "Iio",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 35,
          "max": 200,
          "conditions": "Error amplifier (note6)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "DC Open Loop Gain",
          "symbol": "Av",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 72,
          "max": null,
          "conditions": "Rl≥10Mohm",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High Output Voltage",
          "symbol": "Voh",
          "kind": "electrical",
          "unit": "V",
          "min": 3.6,
          "typ": 4.2,
          "max": null,
          "conditions": "Vpin1-Vpin2≥+150mV, Isource=100uA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low Output Voltage",
          "symbol": "Vol",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "Vpin2-Vpin1≥+150mV, Isink=100uA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 70,
          "typ": 94,
          "max": null,
          "conditions": "Rs≤2.0Kohm",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 66,
          "typ": 80,
          "max": null,
          "conditions": "+12V≤Vcc≤+18V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum Duty Cycle",
          "symbol": "Dcmin",
          "kind": "electrical",
          "unit": "%",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Vcompensation = +0.4V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "Dcmax",
          "kind": "electrical",
          "unit": "%",
          "min": 45,
          "typ": 49,
          "max": null,
          "conditions": "Vcompensation = +3.6V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage High Level",
          "symbol": "Voh",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": 4,
          "max": null,
          "conditions": "Digital ports (SYNC, SHUTDOWN, RESET), Isource=40uA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Low Level",
          "symbol": "Vol",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "Digital ports (SYNC, SHUTDOWN, RESET), Isink=3.6mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Current High Logic Level",
          "symbol": "Iih",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": -125,
          "max": -225,
          "conditions": "Vih=+2.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Current Low Logic Level",
          "symbol": "Iil",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": -200,
          "max": -360,
          "conditions": "Vil=+0.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Sense Voltage",
          "symbol": "Vsense",
          "kind": "electrical",
          "unit": "mA",
          "min": 80,
          "typ": 100,
          "max": 120,
          "conditions": "Rs≤50 Ω",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current (Current Limit Comparator)",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": -3,
          "max": -10,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Error Clamp Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "Reset=+0.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soft-Start Charging Current",
          "symbol": "Ics",
          "kind": "electrical",
          "unit": "uA",
          "min": 50,
          "typ": 100,
          "max": 150,
          "conditions": "Reset=+2.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output High Level (Output Driver)",
          "symbol": "Voh",
          "kind": "electrical",
          "unit": "V",
          "min": 12,
          "typ": null,
          "max": 13,
          "conditions": "Vc=+15Vdc, Isource = 100mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Low Level (Output Driver)",
          "symbol": "Vol",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.2,
          "max": 0.3,
          "conditions": "Vc=+15Vdc, Isink = 20 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector Leakage",
          "symbol": "Ic(Leak)",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 50,
          "max": 150,
          "conditions": "Vc=+40V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Rise Time",
          "symbol": "Tr",
          "kind": "timing",
          "unit": "uS",
          "min": null,
          "typ": 0.3,
          "max": 0.6,
          "conditions": "CL=1000pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Fall Time",
          "symbol": "Tf",
          "kind": "timing",
          "unit": "uS",
          "min": null,
          "typ": 0.1,
          "max": 0.2,
          "conditions": "CL=1000pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 18,
          "max": 30,
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