TPS990STPZPQ1

{
  "slug": "tps990stpzpq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Management Specialized - PMIC, LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "tps990stpzpq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "tps990stpzpq1.step",
    "tps990stpzpq1.lbr",
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    "docs/tps990stpzpq1-datasheet.pdf",
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  "component": {
    "mpn": "TPS990STPZPQ1",
    "manufacturer": "Texas Instruments",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Power Supply Chip",
    "subcategory": "Power Management Specialized - PMIC",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps99000s-q1",
    "parts": {
      "symbol": "tps990stpzpq1.kicad_sym",
      "footprint": "tps990stpzpq1.kicad_mod",
      "model_3d": "tps990stpzpq1-hero.glb",
      "model_3d_plain": "tps990stpzpq1.glb",
      "model_3d_step": "tps990stpzpq1-etched.step",
      "model_3d_step_plain": "tps990stpzpq1.step",
      "lbr": "tps990stpzpq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C1020318",
      "digikey": "296-TPS990STPZPQ1-ND",
      "mouser": "595-TPS990STPZPQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T21:40:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS990STPZPQ1-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS990STPZPQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ENB_1P1V",
        "type": "output",
        "description": "External 1.1V buck enable output, which provides a 3.3V output level."
      },
      {
        "number": "2",
        "name": "ENB_1P8V",
        "type": "output",
        "description": "External 1.8V buck enable output, which provides a 3.3V output level."
      },
      {
        "number": "3",
        "name": "ENB_3P3V",
        "type": "output",
        "description": "External 3.3V buck enable output, which provides a 3.3V output level."
      },
      {
        "number": "4",
        "name": "ADC_MISO",
        "type": "output",
        "description": "ADC 2-wire interface data output between the DLPC23xS-Q1 (primary) and the TPS99000S-Q1 (secondary)."
      },
      {
        "number": "5",
        "name": "ADC_MOSI",
        "type": "input",
        "description": "ADC 2-wire interface data input between the DLPC23xS-Q1 (primary) and the TPS99000S-Q1 (secondary); absolute maximum is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "6",
        "name": "WD1",
        "type": "input",
        "description": "Watchdog interrupt channel 1 input."
      },
      {
        "number": "7",
        "name": "WD2",
        "type": "input",
        "description": "Watchdog interrupt channel 2 input."
      },
      {
        "number": "8",
        "name": "PARK_Z",
        "type": "output",
        "description": "DMD mirror parking signal, active low."
      },
      {
        "number": "9",
        "name": "RESET_Z",
        "type": "output",
        "description": "Reset output to the DLPC23xS-Q1, controlled by the TPS99000S-Q1."
      },
      {
        "number": "10",
        "name": "INT_Z",
        "type": "output",
        "description": "Open-drain interrupt output to the DLPC23xS-Q1; recommended to be pulled up to the DLPC23xS-Q1 3.3V rail controlled by the ENB_3P3V signal, with an absolute maximum of 7.5 V."
      },
      {
        "number": "11",
        "name": "PROJ_ON",
        "type": "input",
        "description": "Input signal to enable or disable the IC and the DLP projector."
      },
      {
        "number": "12",
        "name": "COMPOUT",
        "type": "output",
        "description": "Photodiode (PD) interface high-speed comparator output, which requires trace capacitance of 20 pF typical and 50 pF maximum."
      },
      {
        "number": "13",
        "name": "VSS_IO",
        "type": "power_in",
        "description": "Ground connection for the digital IO interface."
      },
      {
        "number": "14",
        "name": "VDD_IO",
        "type": "power_in",
        "description": "3.3V power input for the IO rail supply; absolute maximum is 4 V relative to VSS_IO."
      },
      {
        "number": "15",
        "name": "SYNC",
        "type": "output",
        "description": "External LED buck driver sync strobe output."
      },
      {
        "number": "16",
        "name": "SEQ_START",
        "type": "input",
        "description": "PWM shadow latch control input that indicates the start of a sequence; requires a 10 kΩ pulldown to avoid a floating input at power-up and power-down."
      },
      {
        "number": "17",
        "name": "SEQ_CLK",
        "type": "input",
        "description": "Sequencer clock input with a 30 MHz clock rate; requires a 10 kΩ pulldown to avoid a floating input at power-up and power-down."
      },
      {
        "number": "18",
        "name": "D_EN",
        "type": "input",
        "description": "LED interface buck high-side FET drive enable input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "19",
        "name": "S_EN",
        "type": "input",
        "description": "LED bypass shunt strobe input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "20",
        "name": "LED_SEL_0",
        "type": "input",
        "description": "LED enable strobe 0 input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "21",
        "name": "LED_SEL_1",
        "type": "input",
        "description": "LED enable strobe 1 input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "22",
        "name": "LED_SEL_2",
        "type": "input",
        "description": "LED enable strobe 2 input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "23",
        "name": "LED_SEL_3",
        "type": "input",
        "description": "LED enable strobe 3 input; requires a 10 kΩ pulldown or direct tie to ground when not connected to the DLPC23xS-Q1."
      },
      {
        "number": "24",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital core ground return."
      },
      {
        "number": "25",
        "name": "PBKG",
        "type": "power_in",
        "description": "Substrate tie and ESD ground return."
      },
      {
        "number": "26",
        "name": "DVDD",
        "type": "power_in",
        "description": "3.3V power input for the digital core supply."
      },
      {
        "number": "27",
        "name": "SPI1_CLK",
        "type": "input",
        "description": "SPI control interface clock input (DLPC23xS-Q1 primary, TPS99000S-Q1 secondary), up to 30 MHz; requires a 10 kΩ pulldown."
      },
      {
        "number": "28",
        "name": "SPI1_SS_Z",
        "type": "input",
        "description": "SPI control interface chip select input, active low (DLPC23xS-Q1 primary, TPS99000S-Q1 secondary)."
      },
      {
        "number": "29",
        "name": "SPI1_DOUT",
        "type": "output",
        "description": "SPI control interface transmit data output (DLPC23xS-Q1 primary, TPS99000S-Q1 secondary)."
      },
      {
        "number": "30",
        "name": "SPI1_DIN",
        "type": "input",
        "description": "SPI control interface receive data input (DLPC23xS-Q1 primary, TPS99000S-Q1 secondary); requires a 10 kΩ pulldown."
      },
      {
        "number": "31",
        "name": "SPI2_DIN",
        "type": "input",
        "description": "SPI diagnostic port (secondary) receive data input for read-only monitoring; requires a 10 kΩ pulldown."
      },
      {
        "number": "32",
        "name": "SPI2_DOUT",
        "type": "output",
        "description": "SPI diagnostic port (secondary) transmit data output for read-only monitoring."
      },
      {
        "number": "33",
        "name": "SPI2_SS_Z",
        "type": "input",
        "description": "SPI diagnostic port (secondary) chip select input, active low, for read-only monitoring."
      },
      {
        "number": "34",
        "name": "SPI2_CLK",
        "type": "input",
        "description": "SPI diagnostic port (secondary) clock input for read-only monitoring, up to 30 MHz; requires a 10 kΩ pulldown."
      },
      {
        "number": "35",
        "name": "VSS_IO",
        "type": "power_in",
        "description": "Ground connection for the digital IO interface."
      },
      {
        "number": "36",
        "name": "VDD_IO",
        "type": "power_in",
        "description": "3.3V power input for the IO rail supply."
      },
      {
        "number": "37",
        "name": "EXT_SMPL",
        "type": "input",
        "description": "Reserved; connect to ground. Absolute maximum is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "38",
        "name": "DRV_EN",
        "type": "output",
        "description": "Drive enable output for the LM3409 LED driver."
      },
      {
        "number": "39",
        "name": "CMODE",
        "type": "output",
        "description": "Capacitor selection output that allows a smaller capacitance in CM mode for less overshoot or undershoot; open drain."
      },
      {
        "number": "40",
        "name": "DMUX0",
        "type": "output",
        "description": "Digital test point output."
      },
      {
        "number": "41",
        "name": "DMUX1",
        "type": "output",
        "description": "Digital test point output."
      },
      {
        "number": "42",
        "name": "DRVR_PWR",
        "type": "power_in",
        "description": "6 V or 3.3 V power input for FET driver power, supplying the S_EN1, S_EN2, R_EN, G_EN, and B_EN outputs; absolute maximum is 7.5 V to ground."
      },
      {
        "number": "43",
        "name": "S_EN1",
        "type": "output",
        "description": "Low resistance shunt NFET drive enable output; high means shunt active."
      },
      {
        "number": "44",
        "name": "S_EN2",
        "type": "output",
        "description": "High resistance shunt NFET drive enable output; high means shunt active."
      },
      {
        "number": "45",
        "name": "R_EN",
        "type": "output",
        "description": "Red channel select output that drives the low side NFET."
      },
      {
        "number": "46",
        "name": "G_EN",
        "type": "output",
        "description": "Green channel select output that drives the low side NFET."
      },
      {
        "number": "47",
        "name": "B_EN",
        "type": "output",
        "description": "Blue channel select output that drives the low side NFET."
      },
      {
        "number": "48",
        "name": "VSS_DRVR",
        "type": "power_in",
        "description": "Ground connection for FET driver power."
      },
      {
        "number": "49",
        "name": "DMD_VOFFSET",
        "type": "power_out",
        "description": "VOFFSET output rail; connect a 1 µF ceramic capacitor to ground and provide a 0.1 mA to 1 mA pulldown load."
      },
      {
        "number": "50",
        "name": "DMD_VBIAS",
        "type": "power_out",
        "description": "VBIAS output rail; connect a 0.47 µF ceramic capacitor to ground and provide a 0.1 mA to 1 mA pulldown load."
      },
      {
        "number": "51",
        "name": "DMD_VRESET",
        "type": "power_out",
        "description": "VRESET output rail; connect a 1 µF ceramic capacitor to ground and connect to DRST_HS_IND through an external diode with the anode on DMD_VRESET."
      },
      {
        "number": "52",
        "name": "DRST_LS_IND",
        "type": "passive",
        "description": "Connection for the DMD power supply inductor (10 µH); connect a 330 pF, 50 V X7R capacitor to ground."
      },
      {
        "number": "53",
        "name": "DRST_PGND",
        "type": "power_in",
        "description": "Power ground for the DMD power supply; connect to the ground plane."
      },
      {
        "number": "54",
        "name": "DRST_HS_IND",
        "type": "passive",
        "description": "Connection for the DMD power supply inductor (10 µH)."
      },
      {
        "number": "55",
        "name": "VIN_DRST",
        "type": "power_in",
        "description": "6 V input for the DMD power supply; absolute maximum is 7.5 V to ground."
      },
      {
        "number": "56",
        "name": "VSS_DRST",
        "type": "power_in",
        "description": "Ground supply for the DMD power supply."
      },
      {
        "number": "57",
        "name": "AMUX1",
        "type": "output",
        "description": "Analog test mux output 1."
      },
      {
        "number": "58",
        "name": "VMAIN",
        "type": "input",
        "description": "Main intermediate voltage monitor input; an external resistor divider sets the voltage for brownout monitoring; absolute maximum is 7.5 V."
      },
      {
        "number": "59",
        "name": "AVDD",
        "type": "power_in",
        "description": "3.3V power supply input for the analog circuit."
      },
      {
        "number": "60",
        "name": "PBKG",
        "type": "power_in",
        "description": "Substrate tie and ESD ground return."
      },
      {
        "number": "61",
        "name": "AMUX0",
        "type": "output",
        "description": "Analog test mux output 0."
      },
      {
        "number": "62",
        "name": "VIN_LDOT_M8",
        "type": "output",
        "description": "Dedicated TIA interface -8V LDO external regulation FET drive signal; absolute range is -18 V to 0.3 V to ground."
      },
      {
        "number": "63",
        "name": "VLDOT_M8",
        "type": "power_out",
        "description": "Dedicated TIA interface -8V LDO output."
      },
      {
        "number": "64",
        "name": "VLDOT_5V",
        "type": "power_out",
        "description": "Filter cap interface for the 5V TIA LDO."
      },
      {
        "number": "65",
        "name": "VIN_LDOT_5V",
        "type": "power_in",
        "description": "6 V power input for the 5V TIA LDO; absolute maximum is 7.5 V to ground."
      },
      {
        "number": "66",
        "name": "GND_LDO",
        "type": "power_in",
        "description": "Power ground return for the LDO."
      },
      {
        "number": "67",
        "name": "VIN_LDOT_3P3V",
        "type": "power_in",
        "description": "6 V power input for the 3.3V TIA LDO; absolute maximum is 7.5 V to ground."
      },
      {
        "number": "68",
        "name": "VLDOT_3P3V",
        "type": "power_out",
        "description": "Filter cap interface for the 3.3V TIA LDO."
      },
      {
        "number": "69",
        "name": "TIA_PD2_FILT",
        "type": "output",
        "description": "TIA2 external filter cap for low bandwidth sampling."
      },
      {
        "number": "70",
        "name": "TIA_PD2",
        "type": "input",
        "description": "TIA2 photodiode cathode driver input; it is a noise-sensitive real-time analog input."
      },
      {
        "number": "71",
        "name": "VSS_TIA2",
        "type": "power_in",
        "description": "TIA2 dedicated ground."
      },
      {
        "number": "72",
        "name": "VSS_TIA1",
        "type": "power_in",
        "description": "TIA1 dedicated ground."
      },
      {
        "number": "73",
        "name": "TIA_PD1",
        "type": "input",
        "description": "TIA1 photodiode cathode driver input; it is a noise-sensitive real-time analog input."
      },
      {
        "number": "74",
        "name": "TIA_PD1_FILT",
        "type": "output",
        "description": "TIA1 external filter cap for low bandwidth sampling."
      },
      {
        "number": "75",
        "name": "PBKG",
        "type": "power_in",
        "description": "Substrate tie and ESD ground return."
      },
      {
        "number": "76",
        "name": "R_IADJ",
        "type": "passive",
        "description": "External resistance for IADJ voltage-to-current transformation; absolute maximum is 5 V to ground."
      },
      {
        "number": "77",
        "name": "IADJ",
        "type": "passive",
        "description": "Current output used to adjust the external LED controller drive current set point; absolute maximum is 18 V to ground."
      },
      {
        "number": "78",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "79",
        "name": "VIN_LDOA_3P3",
        "type": "power_in",
        "description": "6 V power input for the dedicated ADC interface 3.3V LDO supply; absolute maximum is 7.5 V to ground."
      },
      {
        "number": "80",
        "name": "VLDOA_3P3",
        "type": "power_out",
        "description": "Dedicated ADC interface 3.3V LDO filter cap output."
      },
      {
        "number": "81",
        "name": "VSSL_ADC",
        "type": "power_in",
        "description": "External ADC channel bondwire and lead frame isolation ground."
      },
      {
        "number": "82",
        "name": "LS_SENSE_N",
        "type": "input",
        "description": "Low side current sense ADC negative input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "83",
        "name": "LS_SENSE_P",
        "type": "input",
        "description": "Low side current sense ADC positive input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "84",
        "name": "VSSL_ADC",
        "type": "power_in",
        "description": "External ADC channel bondwire and lead frame isolation ground."
      },
      {
        "number": "85",
        "name": "ADC_IN1",
        "type": "input",
        "description": "External ADC channel 1 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "86",
        "name": "ADC_IN2",
        "type": "input",
        "description": "External ADC channel 2 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "87",
        "name": "VSSL_ADC",
        "type": "power_in",
        "description": "External ADC channel bondwire and lead frame isolation ground."
      },
      {
        "number": "88",
        "name": "ADC_IN3",
        "type": "input",
        "description": "External ADC channel 3 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "89",
        "name": "VSSL_ADC",
        "type": "power_in",
        "description": "External ADC channel bondwire and lead frame isolation ground."
      },
      {
        "number": "90",
        "name": "ADC_IN4",
        "type": "input",
        "description": "External ADC channel 4 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "91",
        "name": "VSSL_ADC",
        "type": "power_in",
        "description": "External ADC channel bondwire and lead frame isolation ground."
      },
      {
        "number": "92",
        "name": "ADC_IN5",
        "type": "input",
        "description": "External ADC channel 5 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "93",
        "name": "ADC_IN6",
        "type": "input",
        "description": "External ADC channel 6 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "94",
        "name": "ADC_IN7",
        "type": "input",
        "description": "External ADC channel 7 input; absolute range is -0.3 V to 3.6 V to ground."
      },
      {
        "number": "95",
        "name": "ADC_VREF",
        "type": "power_out",
        "description": "ADC reference voltage output."
      },
      {
        "number": "96",
        "name": "V3P3V",
        "type": "input",
        "description": "External 3.3V buck voltage monitor input; absolute maximum is 5 V to ground."
      },
      {
        "number": "97",
        "name": "V1P8V",
        "type": "input",
        "description": "External 1.8V buck voltage monitor input; absolute maximum is 5 V to ground."
      },
      {
        "number": "98",
        "name": "V1P1V",
        "type": "input",
        "description": "External 1.1V buck voltage monitor input; absolute maximum is 5 V to ground."
      },
      {
        "number": "99",
        "name": "PBKG",
        "type": "power_in",
        "description": "Substrate tie and ESD ground return."
      },
      {
        "number": "100",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package naming: the hint says LQFP-100 (14x14), but the datasheet and orderable table name this pack; Pin-to-location mapping is not in the extracted text. Figure 4-1 (PZP top view, page 3) is an image,; Thermal pad (DAP) is referenced in the ground-separation table (page 76) but has no pin number in th"
        ],
        "pages_sent": 25,
        "cost_usd": 0.1891,
        "at": "2026-10-08T21:39:52"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps99000s-q1",
        "pages": 86,
        "sha256": "2bba38c5dae6164d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 100,
        "described": 100,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps990stpzpq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps990stpzpq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d1c1f0775ace1bcfd325843229eea9ca4dc5b4f3e3c486c66b1b3a56160ac255",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}