SG3525ADWR2G

{
  "schema_version": 1,
  "type": "component",
  "slug": "sg3525adwr2g",
  "title": "SG3525ADWR2G",
  "brief": "onsemi AC-DC Controllers And Regulators, SOIC-16-300mil. 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)",
    "sg3525adwr2g",
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  "component": {
    "mpn": "SG3525ADWR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-16-300mil",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177500296171520",
    "parts": {
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      "footprint": "sg3525adwr2g.kicad_mod",
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      "lbr": "sg3525adwr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C30293"
    },
    "pins": [
      {
        "number": "1",
        "name": "INV_INPUT",
        "type": "input",
        "description": "Error amplifier inverting (−) input; common-mode range +1.5 V to +5.2 V, input bias current 1.0 µA typ, input offset voltage 2.0 mV typ."
      },
      {
        "number": "2",
        "name": "NONINV_INPUT",
        "type": "input",
        "description": "Error amplifier non-inverting (+) input; common-mode range includes the +5.1 V reference, CMRR 60 dB min, input offset current ≤ 1.0 µA."
      },
      {
        "number": "3",
        "name": "SYNC",
        "type": "input",
        "description": "Oscillator synchronization input; enables slaving multiple units to an external clock; sync threshold 1.2 V min / 2.8 V max, input current 1.0 mA typ at 3.5 V."
      },
      {
        "number": "4",
        "name": "OSC_OUTPUT",
        "type": "output",
        "description": "Oscillator clock output; clock amplitude 3.0 V min / 3.5 V typ, clock pulse width 0.3 µs min / 1.0 µs max."
      },
      {
        "number": "5",
        "name": "CT",
        "type": "passive",
        "description": "Oscillator timing capacitor terminal; CT = 0.001 µF to 0.2 µF sets charge time with RT; Discharge pin (7) pulls this node low to set deadtime."
      },
      {
        "number": "6",
        "name": "RT",
        "type": "passive",
        "description": "Oscillator timing resistor terminal; RT = 2.0 kΩ to 150 kΩ; sets oscillator frequency 100 Hz to 400 kHz in conjunction with CT."
      },
      {
        "number": "7",
        "name": "DISCHARGE",
        "type": "passive",
        "description": "Oscillator discharge / deadtime control terminal; a single resistor RD = 0 Ω to 500 Ω connected between this pin and CT programs the deadtime."
      },
      {
        "number": "8",
        "name": "SOFT_START",
        "type": "passive",
        "description": "Soft-start timing capacitor terminal; internal 50 µA typ charge current (25-80 µA range); Shutdown assertion discharges capacitor at 150 µA; outputs inhibited during UVLO charging."
      },
      {
        "number": "9",
        "name": "COMPENSATION",
        "type": "output",
        "description": "Error amplifier output node for external frequency-compensation network; high-level output 3.8 V min / 5.6 V typ, low-level output 0.2 V typ / 0.5 V max, DC open-loop gain 60 dB min."
      },
      {
        "number": "10",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Active-high shutdown input; immediately sets PWM latch for fastest output turn-off and sinks 150 µA to discharge soft-start capacitor; must not be left floating; input current 0.4 mA typ at 2.5 V."
      },
      {
        "number": "11",
        "name": "OUTPUT_A",
        "type": "output",
        "description": "PWM output A, totem-pole NOR-logic (low = off-state); VOL ≤ 2.0 V at 100 mA sink, VOH ≥ 17 V at 100 mA source, 400 mA peak; rise time 100 ns typ / 600 ns max into 1.0 nF."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference for all internal circuitry and output stage return."
      },
      {
        "number": "13",
        "name": "VC",
        "type": "power_in",
        "description": "Output stage collector supply; 4.5 V to 35 V operating, 40 V absolute maximum; collector leakage ≤ 200 µA at VC = 35 V."
      },
      {
        "number": "14",
        "name": "OUTPUT_B",
        "type": "output",
        "description": "PWM output B, totem-pole NOR-logic (low = off-state); VOL ≤ 2.0 V at 100 mA sink, VOH ≥ 17 V at 100 mA source, 400 mA peak; fall time 50 ns typ / 300 ns max into 1.0 nF."
      },
      {
        "number": "15",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input; 8.0 V to 35 V operating, 40 V absolute maximum; under-voltage lockout threshold 7.0 V typ (6.0 V min / 8.0 V max); supply current 14 mA typ / 20 mA max at 35 V."
      },
      {
        "number": "16",
        "name": "VREF",
        "type": "power_out",
        "description": "+5.1 V trimmed reference output, ±1.0% at TJ = +25 °C; total variation 4.95-5.25 V over line, load, and temperature; load current 0-20 mA, short-circuit current 80 mA typ."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "1/16 pins cited to the wrong page (name found elsewhere): ['16:Ground@p1']"
        ],
        "pages_sent": 10,
        "cost_usd": 0.6584,
        "at": "2026-09-21T21:29:15"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177500296171520",
        "pages": 10,
        "sha256": "2c62cf949fb3216e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    },
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        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "sha256": "8d41340d1ced516561ad33aededd58f098bf7162fb724d57c80a18827eab2d3d",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOIC-16-300mil",
      "Category": "Power Management (PMIC)",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_pitch": "SG3525ADWR2G (onsemi) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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  "visibility": {
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  "updated_at": "2026-09-25T05:44:54.636Z"
}