TPS59641RSLR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps59641rslr",
  "title": "TPS59641RSLR",
  "brief": "Texas Instruments DC-DC Converters, VQFN-48-EP(6x6). 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)",
    "tps59641rslr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS59641RSLR",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-48-EP(6x6)",
    "pin_count": 49,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps51640a",
    "parts": {
      "symbol": "tps59641rslr.kicad_sym",
      "footprint": "tps59641rslr.kicad_mod",
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      "model_3d_plain": "tps59641rslr.glb",
      "model_3d_step": "tps59641rslr-etched.step",
      "model_3d_step_plain": "tps59641rslr.step",
      "lbr": "tps59641rslr.lbr"
    },
    "distributor_links": {
      "lcsc": "C544312",
      "digikey": "296-41753-2-ND",
      "mouser": "595-TPS59641RSLR"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T17:46:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-41753-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS59641RSLR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CTHERM",
        "type": "bidirectional",
        "description": "Thermal sensor connection for CPU converter; resistor to VREF forms divider with NTC thermistor to GND."
      },
      {
        "number": "2",
        "name": "COCP-I",
        "type": "input",
        "description": "Resistor to GND selects one of eight OCP levels for CPU channel; voltage divider to CIMON sets IMON gain."
      },
      {
        "number": "3",
        "name": "CIMON",
        "type": "output",
        "description": "Analog current monitor output for CPU converter with voltage proportional to output current; connect 220-nF capacitor to GND for stability."
      },
      {
        "number": "4",
        "name": "CCSP1",
        "type": "input",
        "description": "Positive current sense input for CPU phase 1; connect to most positive node of current sense network or tie to V3R3 to disable phase."
      },
      {
        "number": "5",
        "name": "CCSN1",
        "type": "input",
        "description": "Negative current sense input for CPU phase 1 with secondary OVP comparator; connect to most negative node of current sense network."
      },
      {
        "number": "6",
        "name": "CCSN2",
        "type": "input",
        "description": "Negative current sense input for CPU phase 2; connect to most negative node of current sense resistor or inductor DCR sense network."
      },
      {
        "number": "7",
        "name": "CCSP2",
        "type": "input",
        "description": "Positive current sense input for CPU phase 2; connect to most positive node of current sense network or tie to V3R3 to disable phase."
      },
      {
        "number": "8",
        "name": "CCSP3",
        "type": "input",
        "description": "Positive current sense input for CPU phase 3; tie to V3R3 to disable the phase for 2-phase operation."
      },
      {
        "number": "9",
        "name": "CCSN3",
        "type": "input",
        "description": "Negative current sense input for CPU phase 3; tie to GND to disable phase for 2-phase operation."
      },
      {
        "number": "10",
        "name": "CCOMP",
        "type": "output",
        "description": "Output of gM error amplifier for CPU converter; resistor to VREF sets droop gain for load-line compensation."
      },
      {
        "number": "11",
        "name": "CVFB",
        "type": "input",
        "description": "Voltage sense line tied directly to VCORE of CPU converter with soft-stop transistor; tie to VCORE with 10-Ω resistor when microprocessor not in socket."
      },
      {
        "number": "12",
        "name": "CGFB",
        "type": "input",
        "description": "Voltage sense return tied for CPU converter; tie to GND with 10-Ω resistor to close feedback when microprocessor not in socket."
      },
      {
        "number": "13",
        "name": "CF-IMAX",
        "type": "input",
        "description": "Voltage divider to VREF for CPU converter; resistor to GND sets operating frequency and voltage level sets maximum operating current as 8-bit A/D value."
      },
      {
        "number": "14",
        "name": "VREF",
        "type": "power_out",
        "description": "1.7-V, 500-µA reference output for analog circuits; bypass to GND with 0.22-µF ceramic capacitor."
      },
      {
        "number": "15",
        "name": "V3R3",
        "type": "power_in",
        "description": "3.3-V power input for logic and reference circuits; bypass to GND with ≥1 µF ceramic capacitor."
      },
      {
        "number": "16",
        "name": "VR_ON",
        "type": "input",
        "description": "IMVP-7 VR enable input with 1-V logic level and 100-ns de-bounce; regulator enters controlled soft-stop when brought low."
      },
      {
        "number": "17",
        "name": "CPGOOD",
        "type": "output",
        "description": "IMVP-7 power good output for CPU converter with open-drain configuration; active when output voltage within ±315 mV of DAC setting."
      },
      {
        "number": "18",
        "name": "VCLK",
        "type": "input",
        "description": "SVID bus clock input with 1-V logic level for serial VID communication."
      },
      {
        "number": "19",
        "name": "ALERT",
        "type": "output",
        "description": "SVID interrupt line with open-drain configuration; route between VCLK and VDIO to prevent cross-talk."
      },
      {
        "number": "20",
        "name": "VDIO",
        "type": "bidirectional",
        "description": "SVID digital I/O line with 1-V logic level for serial communication data."
      },
      {
        "number": "21",
        "name": "VR_HOT",
        "type": "output",
        "description": "IMVP-7 thermal flag open-drain output active low; typically pulled up to 1-V through 56-Ω resistor with fall time < 100 ns."
      },
      {
        "number": "22",
        "name": "SLEWA",
        "type": "input",
        "description": "Voltage input setting one of seven slew rates for both converters at start-up, latched at startup; tie to GND to disable SCLK timer."
      },
      {
        "number": "23",
        "name": "GPGOOD",
        "type": "output",
        "description": "IMVP-7 power good output for GPU converter with open-drain configuration; active when output voltage within ±315 mV of DAC setting."
      },
      {
        "number": "24",
        "name": "GF-IMAX",
        "type": "input",
        "description": "Voltage divider to VREF for GPU converter; resistor to GND sets operating frequency and voltage level sets maximum operating current as 8-bit A/D value."
      },
      {
        "number": "25",
        "name": "GGFB",
        "type": "input",
        "description": "Voltage sense return tied for GPU converter; tie to GND with 10-Ω resistor to close feedback when microprocessor not in socket."
      },
      {
        "number": "26",
        "name": "GVFB",
        "type": "input",
        "description": "Voltage sense line tied directly to VGFX of GPU converter with soft-stop transistor; tie to VGFX with 10-Ω resistor when microprocessor not in socket."
      },
      {
        "number": "27",
        "name": "GCOMP",
        "type": "output",
        "description": "Output of gM error amplifier for GPU converter; resistor to VREF sets droop gain for load-line compensation."
      },
      {
        "number": "28",
        "name": "GCSN",
        "type": "input",
        "description": "Negative current sense input for GPU converter with secondary OVP comparator; includes soft-stop pull-down transistor."
      },
      {
        "number": "29",
        "name": "GCSP",
        "type": "input",
        "description": "Positive current sense input for GPU converter; connect to most positive node of current sense network or tie to V3R3 to disable GPU converter."
      },
      {
        "number": "30",
        "name": "GIMON",
        "type": "output",
        "description": "Analog current monitor output for GPU converter with voltage proportional to output current; connect 220-nF capacitor to GND for stability."
      },
      {
        "number": "31",
        "name": "GOCP-I",
        "type": "input",
        "description": "Voltage divider to GIMON for GPU converter; resistor to GND selects one of eight OCP levels and resistor ratio sets IMON gain."
      },
      {
        "number": "32",
        "name": "GTHERM",
        "type": "bidirectional",
        "description": "Thermal sensor input for GPU converter; resistor to VREF forms divider with NTC thermistor to GND for temperature monitoring."
      },
      {
        "number": "33",
        "name": "GSKIP",
        "type": "output",
        "description": "Skip mode control output for GPU converter with 5-V logic level; logic HI = FCCM, LO = SKIP; resistor to GND selects OSR/USR level."
      },
      {
        "number": "34",
        "name": "GPWM",
        "type": "output",
        "description": "PWM control output for external GPU driver with 5-V logic level."
      },
      {
        "number": "35",
        "name": "CSKIP",
        "type": "output",
        "description": "Skip mode control output for CPU converter with 5-V logic level; logic HI = FCCM, LO = SKIP; resistor to GND selects OSR/USR level."
      },
      {
        "number": "36",
        "name": "CPWM3",
        "type": "output",
        "description": "PWM control output for external CPU phase 3 driver with 5-V logic level."
      },
      {
        "number": "37",
        "name": "VBAT",
        "type": "power_in",
        "description": "Input voltage sense for on-time circuits of both converters; 10-kΩ series resistor protects adjacent pins from inadvertent shorts."
      },
      {
        "number": "38",
        "name": "CDH2",
        "type": "output",
        "description": "Top N-channel FET gate drive output for CPU phase 2 with 2.2 A typical source/sink current capability."
      },
      {
        "number": "39",
        "name": "CBST2",
        "type": "input",
        "description": "Bootstrap voltage input for CPU phase 2; typically between 4-5 V above CSW2 for gate drive supply."
      },
      {
        "number": "40",
        "name": "CSW2",
        "type": "bidirectional",
        "description": "Top N-channel FET gate drive return for CPU phase 2; switch node voltage reference for bootstrap circuit."
      },
      {
        "number": "41",
        "name": "CDL2",
        "type": "output",
        "description": "Synchronous N-channel FET gate drive output for CPU phase 2 with 6 A typical sink current capability."
      },
      {
        "number": "42",
        "name": "PGND",
        "type": "power_in",
        "description": "Synchronous N-channel FET gate drive return; must connect directly to gate driver decoupling capacitor ground terminal."
      },
      {
        "number": "43",
        "name": "V5DRV",
        "type": "power_in",
        "description": "Power input for gate drivers; connect through external resistor to 5V and decouple with ≥2.2 µF ceramic capacitor."
      },
      {
        "number": "44",
        "name": "CDL1",
        "type": "output",
        "description": "Synchronous N-channel FET gate drive output for CPU phase 1 with 6 A typical sink current capability."
      },
      {
        "number": "45",
        "name": "CSW1",
        "type": "bidirectional",
        "description": "Top N-channel FET gate drive return for CPU phase 1; switch node voltage reference for bootstrap circuit."
      },
      {
        "number": "46",
        "name": "CBST1",
        "type": "input",
        "description": "Bootstrap voltage input for CPU phase 1; typically between 4-5 V above CSW1 for gate drive supply."
      },
      {
        "number": "47",
        "name": "CDH1",
        "type": "output",
        "description": "Top N-channel FET gate drive output for CPU phase 1 with 2.2 A typical source/sink current capability."
      },
      {
        "number": "48",
        "name": "V5",
        "type": "power_in",
        "description": "5-V power input for analog circuits; connect through resistor to 5-V plane and bypass to GND with ≥1 µF ceramic capacitor."
      },
      {
        "number": "49",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 53,
        "cost_usd": 0.418,
        "at": "2026-10-01T17:45:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps51640a",
        "pages": 53,
        "sha256": "1e89e7957ab9138c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 49,
        "described": 49,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-48-EP(6x6)",
      "Category": "Power Management (PMIC)",
      "Pins": "49"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_pitch": "TPS59641RSLR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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}