SG2525AP013TR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sg2525ap013tr",
  "title": "SG2525AP013TR",
  "brief": "STMicroelectronics DC-DC Converters, SOIC-16. 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",
    "sg2525ap013tr"
  ],
  "component": {
    "mpn": "SG2525AP013TR",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "PMIC",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b272a2a4841e427f9418ae1126525ee3.pdf",
    "parts": {
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      "footprint": "sg2525ap013tr.kicad_mod",
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      "model_3d_plain": "sg2525ap013tr.glb",
      "model_3d_step": "sg2525ap013tr-etched.step",
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      "lbr": "sg2525ap013tr.lbr"
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    "distributor_links": {
      "lcsc": "C62812"
    },
    "pins": [
      {
        "number": "1",
        "name": "INV.INPUT",
        "type": "input",
        "description": "Inverting input of the error amplifier. Common-mode input range includes the +5.1 V reference so external divider resistors are not required when regulating to VREF."
      },
      {
        "number": "2",
        "name": "N.I.INPUT",
        "type": "input",
        "description": "Non-inverting input of the error amplifier. Typical input bias current 1 µA, input offset voltage 0.5 mV."
      },
      {
        "number": "3",
        "name": "SYNC",
        "type": "bidirectional",
        "description": "Oscillator synchronization terminal. Allows multiple SG2525A units to be slaved together or the device to be synchronized to an external clock. Sync threshold ~2 V, sync input current ~1 mA at 3.5 V."
      },
      {
        "number": "4",
        "name": "OSC.OUTPUT",
        "type": "output",
        "description": "Oscillator clock output. Provides the internal oscillator clock signal (blanking/clock pulse) for external use or synchronization of additional devices."
      },
      {
        "number": "5",
        "name": "CT",
        "type": "passive",
        "description": "Oscillator timing capacitor connection. External CT to ground (0.001 µF to 0.1 µF) sets the oscillator frequency together with RT per f = 1/(CT·(0.7·RT + 3·RD))."
      },
      {
        "number": "6",
        "name": "RT",
        "type": "passive",
        "description": "Oscillator timing resistor connection. External RT to ground (2 kΩ to 150 kΩ) sets the CT charging current, defining the oscillator frequency (100 Hz to 400 kHz range)."
      },
      {
        "number": "7",
        "name": "DISCHARGE",
        "type": "passive",
        "description": "Deadtime / discharge resistor terminal. A resistor RD (0 to 500 Ω) between CT (pin 5) and DISCHARGE sets the CT discharge time, providing adjustable deadtime between the two outputs."
      },
      {
        "number": "8",
        "name": "SOFT-START",
        "type": "passive",
        "description": "Soft-start capacitor terminal. Internally source-pulled (~50 µA typical) to charge an external capacitor and ramp the PWM duty cycle from zero on start-up; also discharged during shutdown."
      },
      {
        "number": "9",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output / PWM comparator compensation node. Connect frequency compensation network here; also serves as an alternate shutdown pull-down (pulling to ground turns off the outputs)."
      },
      {
        "number": "10",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "PWM shutdown input. A positive signal (threshold 0.6-1 V, typical 0.8 V) immediately terminates PWM output via the latch and begins discharging the soft-start capacitor (150 µA sink). Should not be left floating; tie low if unused."
      },
      {
        "number": "11",
        "name": "OUTPUT A",
        "type": "output",
        "description": "Totem-pole PWM output A. Alternates with OUTPUT B at half the oscillator frequency. Capable of sourcing/sinking >200 mA (peak 400 mA), rise/fall times ~100/50 ns into 1 nF. VOH = VC − 1 V typ at 100 mA source."
      },
      {
        "number": "12",
        "name": "GROUND",
        "type": "power_in",
        "description": "Signal / power ground reference for all internal circuitry and output stages."
      },
      {
        "number": "13",
        "name": "VC",
        "type": "power_in",
        "description": "Collector supply for the totem-pole output driver stages. Separate from VI to allow the output drivers to be powered from a different rail (4.5 V to 35 V; absolute max 40 V). Bypass with 0.1 µF close to the pin."
      },
      {
        "number": "14",
        "name": "OUTPUT B",
        "type": "output",
        "description": "Totem-pole PWM output B. Complementary alternating output to OUTPUT A (each at half the oscillator frequency). Capable of sourcing/sinking >200 mA (peak 400 mA); rise/fall ~100/50 ns into 1 nF."
      },
      {
        "number": "15",
        "name": "+VI",
        "type": "power_in",
        "description": "Main IC supply voltage input (8 V to 35 V operation, absolute max 40 V). Powers the reference, oscillator, error amplifier and control logic. Typical supply current 14 mA. UVLO releases the outputs at 7 V typical."
      },
      {
        "number": "16",
        "name": "VREF",
        "type": "power_out",
        "description": "Internal 5.1 V reference output (trimmed to ±1 %). Short-circuit limited to ~80 mA typical; load current 0 to 20 mA. Bypass with 0.1 µF to ground close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b272a2a4841e427f9418ae1126525ee3.pdf",
        "pages": 12,
        "sha256": "8705894987220bb3",
        "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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    "pin1": {
      "pad": "1",
      "at": [
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        -4.445
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-16_3.9x9.9mm_P1.27mm@sha256:f9b5075740f7816c",
      "mark": "drawn"
    },
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        "zmin_mm": 0,
        "centre_offset_mm": 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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      {
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        "zmin_mm": 0,
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOIC-16",
      "Category": "PMIC",
      "Pins": "16"
    }
  },
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "SG2525AP013TR (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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    "sg2525ap013tr.step",
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  "variants": [
    {
      "mpn": "SG2525AP013TR",
      "kind": "packaging"
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    {
      "mpn": "SG2525AP013TRAN",
      "kind": "packaging"
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  ],
  "updated_at": "2026-09-25T05:44:14.496Z"
}