L6699DTR

{
  "slug": "l6699dtr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics AC-DC Controllers And Regulators, SO-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "l6699dtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "l6699dtr.kicad_sym",
    "l6699dtr.kicad_mod",
    "l6699dtr.glb",
    "l6699dtr.step",
    "l6699dtr.lbr",
    "docs/hero.png",
    "docs/l6699dtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "l6699dtr-hero.glb",
    "l6699dtr-hero.overlay.json"
  ],
  "component": {
    "mpn": "L6699DTR",
    "manufacturer": "STMicroelectronics",
    "package": "SO-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588932920745086976",
    "parts": {
      "symbol": "l6699dtr.kicad_sym",
      "footprint": "l6699dtr.kicad_mod",
      "model_3d": "l6699dtr-hero.glb",
      "model_3d_plain": "l6699dtr.glb",
      "model_3d_step": "l6699dtr-etched.step",
      "model_3d_step_plain": "l6699dtr.step",
      "lbr": "l6699dtr.lbr"
    },
    "distributor_links": {
      "lcsc": 726091,
      "digikey": "497-13221-2-ND",
      "mouser": "511-L6699DTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T04:20:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-13221-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-L6699DTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CSS",
        "type": "passive",
        "description": "Soft-start capacitor and resistor connection to GND; sets initial oscillator frequency and soft-start time constant; discharged by internal switch on overcurrent (ISEN > 0.8V), capacitive-mode operation, or device shutdown."
      },
      {
        "number": "2",
        "name": "DELAY",
        "type": "passive",
        "description": "Delayed shutdown capacitor and resistor connection to GND; capacitor charged by 350µA pulses on overcurrent and slowly discharged by external resistor; IC stops switching when voltage reaches 3.5V and restarts when it drops below 0.3V."
      },
      {
        "number": "3",
        "name": "CF",
        "type": "passive",
        "description": "Oscillator timing capacitor connected to GND; charged and discharged by internal current generators to determine switching frequency of converter."
      },
      {
        "number": "4",
        "name": "RFmin",
        "type": "output",
        "description": "Minimum oscillator frequency 2V reference output; external resistor to GND sets current for minimum frequency; maximum frequency set by phototransistor resistor; recommended maximum initial operating frequency below 300kHz."
      },
      {
        "number": "5",
        "name": "STBY",
        "type": "input",
        "description": "Burst-mode threshold input sensing feedback-related voltage; compared to 1.26V internal reference; IC enters idle state when voltage below threshold and restarts when exceeding reference by 30mV."
      },
      {
        "number": "6",
        "name": "ISEN",
        "type": "input",
        "description": "Current sense input from sense resistor or capacitive divider; 0.8V threshold triggers soft-start capacitor discharge for frequency increase; 1.5V threshold causes immediate shutdown with restart delay; used for capacitive-mode detection and hard-switching prevention."
      },
      {
        "number": "7",
        "name": "LINE",
        "type": "input",
        "description": "Line sensing input for brownout protection via resistor divider to high voltage input; voltage below 1.25V threshold shuts down IC and discharges soft-start capacitor; includes 13µA current hysteresis; internally clamped by Zener; bypass with capacitor to GND."
      },
      {
        "number": "8",
        "name": "DIS",
        "type": "input",
        "description": "Latched device shutdown input; voltage exceeding 1.85V shuts down IC and reduces consumption; latch is latched until VCC falls below UVLO threshold; used for OTP and OVP protection."
      },
      {
        "number": "9",
        "name": "PFC_STOP",
        "type": "tri_state",
        "description": "Open-drain ON/OFF control output for PFC controller; pulled low when IC is shut down by DIS >1.85V, ISEN >1.5V, STBY <1.25V, or DELAY >2V; open during UVLO."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground; current return for low-side gate-drive and IC bias current; all ground connections of bias components should tie to track connected to this pin separately from pulsed current return."
      },
      {
        "number": "11",
        "name": "LVG",
        "type": "output",
        "description": "Low-side gate-drive output; capable of 0.3A minimum source and 0.8A minimum sink peak current to drive lower MOSFET of half-bridge leg; actively pulled to GND during UVLO."
      },
      {
        "number": "12",
        "name": "VCC",
        "type": "power_in",
        "description": "IC supply voltage (operating range 8.85-16V after turn-on) for signal part and low-side gate driver; bypass with 0.1µF typical capacitor to GND for clean bias voltage."
      },
      {
        "number": "13",
        "name": "N.C.",
        "type": "unconnected",
        "description": "High voltage spacer; not internally connected; isolates high voltage pin and eases compliance with safety regulations for creepage distance on PCB."
      },
      {
        "number": "14",
        "name": "OUT",
        "type": "power_in",
        "description": "High-side gate-drive floating ground; current return for high-side gate-drive current; connection must be carefully laid out to avoid excessive spikes below ground."
      },
      {
        "number": "15",
        "name": "HVG",
        "type": "output",
        "description": "High-side floating gate-drive output; capable of 0.3A minimum source and 0.8A minimum sink peak current to drive upper MOSFET of half-bridge leg; internally pulled to OUT via resistor to prevent floating during UVLO."
      },
      {
        "number": "16",
        "name": "VBOOT",
        "type": "power_in",
        "description": "High-side gate-drive floating supply voltage (operating range -1 to 618V relative to OUT); bootstrap capacitor connected between this pin and OUT pin 14; fed by internal synchronous bootstrap diode driven in-phase with low-side gate-drive."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 12,
        "cost_usd": 0.0946,
        "at": "2026-10-03T04:20:22"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588932920745086976",
        "pages": 38,
        "sha256": "74d555a5bc88632e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}