TL594IPWR

{
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  "type": "component",
  "slug": "tl594ipwr",
  "title": "TL594IPWR",
  "brief": "Texas Instruments DC-DC Controllers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "power management ics",
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  "component": {
    "mpn": "TL594IPWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Controllers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tl594i.pdf",
    "parts": {
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      "lbr": "tl594ipwr.lbr"
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    "distributor_links": {
      "lcsc": "C2657901"
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    "distributor_check": {
      "checked_at": "2026-10-27T07:36:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
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    },
    "pins": [
      {
        "number": "1",
        "name": "1IN+",
        "type": "input",
        "description": "Noninverting input to error amplifier 1; amplifier input voltage range is -0.3 V to VCC - 2 V."
      },
      {
        "number": "2",
        "name": "1IN-",
        "type": "input",
        "description": "Inverting input to error amplifier 1; amplifier input voltage range is -0.3 V to VCC - 2 V."
      },
      {
        "number": "3",
        "name": "FEEDBACK",
        "type": "input",
        "description": "Input pin for feedback; current into the FEEDBACK terminal is limited to 0.3 mA maximum."
      },
      {
        "number": "4",
        "name": "DTC",
        "type": "input",
        "description": "Dead-time control comparator input."
      },
      {
        "number": "5",
        "name": "CT",
        "type": "passive",
        "description": "Capacitor terminal used to set oscillator frequency; recommended timing capacitor is 0.47 nF to 10000 nF."
      },
      {
        "number": "6",
        "name": "RT",
        "type": "passive",
        "description": "Resistor terminal used to set oscillator frequency; recommended timing resistor is 1.8 kΩ to 500 kΩ."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "8",
        "name": "C1",
        "type": "output",
        "description": "Collector terminal of BJT output 1; up to 200 mA per transistor recommended and 41 V absolute maximum collector voltage."
      },
      {
        "number": "9",
        "name": "E1",
        "type": "output",
        "description": "Emitter terminal of BJT output 1; uncommitted output transistor sinks or sources up to 200 mA."
      },
      {
        "number": "10",
        "name": "E2",
        "type": "output",
        "description": "Emitter terminal of BJT output 2; uncommitted output transistor sinks or sources up to 200 mA."
      },
      {
        "number": "11",
        "name": "C2",
        "type": "output",
        "description": "Collector terminal of BJT output 2; up to 200 mA per transistor recommended and 41 V absolute maximum collector voltage."
      },
      {
        "number": "12",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; recommended operating range is 7 V to 40 V (41 V absolute maximum)."
      },
      {
        "number": "13",
        "name": "OUTPUT CTRL",
        "type": "input",
        "description": "Selects single-ended, parallel output, or push-pull operation."
      },
      {
        "number": "14",
        "name": "REF",
        "type": "power_out",
        "description": "5-V reference regulator output, trimmed to 1%."
      },
      {
        "number": "15",
        "name": "2IN-",
        "type": "input",
        "description": "Inverting input to error amplifier 2; amplifier input voltage range is -0.3 V to VCC - 2 V."
      },
      {
        "number": "16",
        "name": "2IN+",
        "type": "input",
        "description": "Noninverting input to error amplifier 2; amplifier input voltage range is -0.3 V to VCC - 2 V."
      }
    ],
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        "at": "2026-10-27T07:36:19"
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      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tl594i.pdf",
        "pages": 37,
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        "source_tier": "mfr"
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        "described": 16,
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-16",
      "Category": "Power Management ICs",
      "Pins": "16"
    },
    "characteristics": {
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          "name": "Storage temperature",
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          "name": "Current into FEEDBACK terminal",
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        {
          "name": "Timing capacitor",
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        {
          "name": "Operating free-air temperature",
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          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "TL594I",
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        {
          "name": "Output voltage (REF)",
          "symbol": "",
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          "unit": "V",
          "min": 4.95,
          "typ": 5,
          "max": 5.05,
          "conditions": "IO = 1 mA, TA = 25°C",
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        {
          "name": "Reference input regulation",
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        {
          "name": "Input offset voltage, error amplifier",
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          "kind": "electrical",
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          "max": 10,
          "conditions": "FEEDBACK = 2.5 V",
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          "name": "Input offset current",
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          "name": "Input bias current",
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          "max": 1,
          "conditions": "FEEDBACK = 2.5 V",
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          "source": "datasheet"
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        {
          "name": "Open-loop voltage amplification, error amplifier",
          "symbol": "",
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          "unit": "dB",
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          "typ": 95,
          "max": null,
          "conditions": "ΔVO = 3 V, RL = 2 kΩ, VO = 0.5 V to 3.5 V",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Common mode rejection ratio, error amplifier",
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          "kind": "electrical",
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          "typ": 80,
          "max": null,
          "conditions": "VCC = 40 V, TA = 25°C",
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          "source": "datasheet"
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        {
          "name": "Output sink current, FEEDBACK",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.3,
          "typ": 0.7,
          "max": null,
          "conditions": "VID = –15 mV to –5 V, FEEDBACK = 0.5 V",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Dead-time input bias current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": -2,
          "max": -10,
          "conditions": "VI = 0 to 5.25 V",
          "source_page": 5,
          "source": "datasheet"
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          "name": "Maximum duty cycle, each output",
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          "conditions": "DTC = 0 V",
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        {
          "name": "Collector off-state current",
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          "kind": "electrical",
          "unit": "µA",
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          "typ": 2,
          "max": 100,
          "conditions": "VC = 40 V, VE = 0 V, VCC = 40 V",
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        {
          "name": "Collector off-state current",
          "symbol": "",
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          "unit": "µA",
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          "conditions": "DTC and OUTPUT CTRL = 0 V, VC = 15 V, VE = 0 V, VCC = 1 V to 3 V",
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        {
          "name": "Emitter off-state current",
          "symbol": "",
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          "max": -100,
          "conditions": "VCC = VC = 40 V, VE = 0",
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        {
          "name": "Collector-emitter saturation voltage, common emitter",
          "symbol": "",
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          "min": null,
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          "max": 1.3,
          "conditions": "VE = 0, IC = 200 mA",
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        {
          "name": "Collector-emitter saturation voltage, emitter follower",
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          "conditions": "VC = 15 V, IE = –200 mA",
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          "name": "PWM input threshold voltage, FEEDBACK",
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          "name": "PWM input sink current, FEEDBACK",
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          "name": "UVLO threshold voltage",
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          "name": "Output-voltage rise time, emitter-follower",
          "symbol": "",
          "kind": "timing",
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          "conditions": "Emitter-follower configuration (see Figure 6)",
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          "conditions": "Emitter-follower configuration (see Figure 6)",
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          "name": "Junction-to-ambient thermal resistance",
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          "kind": "thermal",
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          "name": "Junction-to-case (top) thermal resistance",
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          "conditions": "PW (TSSOP) 16 pins",
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        {
          "name": "Junction-to-board thermal resistance",
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        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ψJT",
          "kind": "thermal",
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          "name": "Junction-to-board characterization parameter",
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          "typ": 46.6,
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          "conditions": "VO = 0.5 V to 3.5 V, RL = 2 kΩ",
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          "name": "Oscillator frequency",
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          "name": "Standard deviation of frequency",
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          "name": "Frequency change with voltage",
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