TL1454ACPWR

{
  "slug": "tl1454acpwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments AC-DC Controllers And Regulators, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management (pmic)",
    "tl1454acpwr",
    "factory-2.0.0",
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    "docs/tl1454acpwr-datasheet.pdf",
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  "component": {
    "mpn": "TL1454ACPWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tl1454a",
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    "distributor_links": {
      "lcsc": "C702048",
      "digikey": "296-13796-2-ND",
      "mouser": "595-TL1454ACPWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:15:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-13796-2-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
        "pn": "595-TL1454ACPWR",
        "status": "found"
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    },
    "pins": [
      {
        "number": "1",
        "name": "CT",
        "type": "passive",
        "description": "Oscillator timing capacitor connection, paired with RT to GND; the datasheet recommends a 10% or better NPO ceramic with a recommended range of 10 pF to 4000 pF."
      },
      {
        "number": "2",
        "name": "RT",
        "type": "passive",
        "description": "Oscillator timing resistor connection to GND, with a recommended range of 5.1 kΩ to 100 kΩ for an oscillator frequency of 50 kHz to 2 MHz."
      },
      {
        "number": "3",
        "name": "DTC1",
        "type": "input",
        "description": "Channel 1 dead-time control input that sets the maximum duty cycle, with threshold 1.1 V at 0% and 0.5 V at 100% duty cycle; soft start is implemented by a capacitor between REF and DTC."
      },
      {
        "number": "4",
        "name": "IN1+",
        "type": "input",
        "description": "Channel 1 noninverting error-amplifier input, with common-mode input voltage limited to −0.2 V to 1.45 V and an absolute maximum of 23 V."
      },
      {
        "number": "5",
        "name": "IN1−",
        "type": "input",
        "description": "Channel 1 inverting error-amplifier input, with common-mode input voltage limited to −0.2 V to 1.45 V and an absolute maximum of 23 V."
      },
      {
        "number": "6",
        "name": "COMP1",
        "type": "output",
        "description": "Channel 1 error-amplifier output used for loop compensation, with DC loading limited to 45 µA source current and a recommended sink current of 100 µA maximum."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Network ground; all device voltages are referenced to this pin."
      },
      {
        "number": "8",
        "name": "OUT1",
        "type": "output",
        "description": "Channel 1 totem-pole MOSFET driver output for n-channel step-up or flyback converters, rated for ±40 mA output current and 20 V output voltage."
      },
      {
        "number": "9",
        "name": "OUT2",
        "type": "output",
        "description": "Channel 2 totem-pole MOSFET driver output for p-channel step-down or inverting converters, rated for ±40 mA output current and 20 V output voltage."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, with a recommended range of 3.6 V to 20 V and an absolute maximum of 23 V."
      },
      {
        "number": "11",
        "name": "COMP2",
        "type": "output",
        "description": "Channel 2 error-amplifier output used for loop compensation, with DC loading limited to 45 µA source current and a recommended sink current of 100 µA maximum."
      },
      {
        "number": "12",
        "name": "IN2−",
        "type": "input",
        "description": "Channel 2 inverting error-amplifier input, with common-mode input voltage limited to −0.2 V to 1.45 V and an absolute maximum of 23 V."
      },
      {
        "number": "13",
        "name": "IN2+",
        "type": "input",
        "description": "Channel 2 noninverting error-amplifier input, with common-mode input voltage limited to −0.2 V to 1.45 V and an absolute maximum of 23 V."
      },
      {
        "number": "14",
        "name": "DTC2",
        "type": "input",
        "description": "Channel 2 dead-time control input that sets the maximum duty cycle, with threshold 1.1 V at 0% and 0.5 V at 100% duty cycle."
      },
      {
        "number": "15",
        "name": "SCP",
        "type": "input",
        "description": "Short-circuit protection node; a capacitor to GND sets the time-out, and the latch sets when it charges to 1 V, with the latch resetting when VCC falls to 2 V or less or the capacitor is discharged."
      },
      {
        "number": "16",
        "name": "REF",
        "type": "power_out",
        "description": "1.26 V reference output that can source a maximum of 1 mA for external loads, with a 0.047 µF to 0.1 µF ceramic capacitor to GND recommended."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin numbers were taken from the text-extracted TOP VIEW listing on page 1, where labels appear i; The SCP pin type was assigned as input because the datasheet treats it as a threshold node. The data; REF was typed as power_out because it is a regulated 1.26 V reference output. The datasheet calls it"
        ],
        "pages_sent": 26,
        "cost_usd": 0.1123,
        "at": "2026-10-08T04:15:01"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tl1454a",
        "pages": 26,
        "sha256": "11c6c297b6d5682c",
        "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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}