CBM2576HVS-ADJ

{
  "schema_version": 1,
  "type": "component",
  "slug": "cbm2576hvs-adj",
  "title": "CBM2576HVS-ADJ",
  "brief": "Corebai Microelectronics DC-DC Converters, TO-263-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management ics",
    "cbm2576hvs-adj",
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  "component": {
    "mpn": "CBM2576HVS-ADJ",
    "manufacturer": "Corebai Microelectronics",
    "package": "TO-263-5",
    "pin_count": 6,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3f519a26946b89e73024798a616d65cf.pdf",
    "parts": {
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    "distributor_links": {
      "lcsc": "C476223"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T20:52:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated supply input for the regulator and internal circuitry, operating range up to 60V (absolute maximum 63V)."
      },
      {
        "number": "2",
        "name": "OUTPUT",
        "type": "output",
        "description": "Emitter of the internal 3A switching transistor that drives the external inductor and catch diode, with 4.2A to 6.9A current limit at 25°C."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback input that senses the output voltage through an external divider and regulates to a 1.23V reference (1.217V to 1.243V at 25°C) in the adjustable version."
      },
      {
        "number": "5",
        "name": "ON/OFF",
        "type": "input",
        "description": "Active-low TTL shutdown input: below 1.0V (max) at 25°C switches the regulator on, above 2.2V (min) switches it off into low-power standby, with an absolute maximum of +25V."
      },
      {
        "number": "6",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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          "exposed pad 6 added from the footprint",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "cost_usd": 0.3981,
        "at": "2026-11-05T20:52:02"
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        "pages": 17,
        "sha256": "478a28d1e280025c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "specs": {
      "Manufacturer": "Corebai Microelectronics",
      "Package": "TO-263-5",
      "Category": "Power Management ICs",
      "Pins": "6"
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    "characteristics": {
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          "min": null,
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        {
          "name": "Oscillator frequency",
          "symbol": "fOSC",
          "kind": "electrical",
          "unit": "kHz",
          "min": 47,
          "typ": null,
          "max": 58,
          "conditions": "VIN = 12V; TA = 25±10°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Oscillator frequency",
          "symbol": "fOSC",
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          "min": 42,
          "typ": null,
          "max": 63,
          "conditions": "VIN = 12V; TA = -40 to 125°C",
          "source_page": 5,
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        },
        {
          "name": "Saturation voltage",
          "symbol": "VSAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "name": "Current limit",
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          "min": 4.2,
          "typ": null,
          "max": 6.9,
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        {
          "name": "Current limit",
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          "min": 3.5,
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          "source_page": 5,
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        },
        {
          "name": "Output leakage current",
          "symbol": "IL(O)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "VFB = 12V; VIN = 60V; VOUT = 0V; no external circuit",
          "source_page": 5,
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        },
        {
          "name": "Output leakage current",
          "symbol": "IL(-1)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "VFB = 12V; VIN = 60V; VOUT = -1V; no external circuit",
          "source_page": 5,
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        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VFB = 12V; VIN = 12V",
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        {
          "name": "Standby quiescent current",
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          "unit": "uA",
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          "typ": null,
          "max": 200,
          "conditions": "VFB = 0V; VIN = 60V; VON/OFF = 5V",
          "source_page": 5,
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        {
          "name": "ON/OFF pin low level input voltage (switch on)",
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          "kind": "electrical",
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          "min": null,
          "typ": null,
          "max": 1,
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          "name": "ON/OFF pin high level input voltage (switch off)",
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          "min": 2.2,
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          "conditions": "TA = 25±10°C (inferred)",
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        {
          "name": "ON/OFF pin high level input voltage (switch off)",
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          "min": 2.4,
          "typ": null,
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          "conditions": "TA = -40 to 125°C (inferred)",
          "source_page": 5,
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        {
          "name": "ON/OFF pin high level input current (switch off)",
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          "kind": "electrical",
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          "max": 30,
          "conditions": "VFB = 0V; VIN = 12V; VON/OFF = 5V; TA = 25±10°C",
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        {
          "name": "ON/OFF pin low level input current (switch on)",
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          "name": "Feedback voltage",
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          "min": 1.217,
          "typ": null,
          "max": 1.243,
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          "source_page": 5,
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          "name": "Feedback voltage",
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          "min": 1.193,
          "typ": null,
          "max": 1.273,
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        {
          "name": "Feedback voltage",
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          "min": 1.18,
          "typ": null,
          "max": 1.286,
          "conditions": "8V ≤ VIN ≤ 60V; 0.5A ≤ ILOAD ≤ 3A; VOUT = 5V; TA = -40 to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Maximum supply voltage",
          "symbol": "VIN",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 63,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "ON/OFF pin input voltage",
          "symbol": "VON/OFF",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 4,
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        {
          "name": "Output voltage to ground (steady-state)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.1,
          "typ": null,
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          "source_page": 4,
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        {
          "name": "ESD rating (Human Body Model)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "Human Body Model: C=100pF, R=1.5kΩ",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Lead temperature (soldering, 10 seconds)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
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          "source_page": 4,
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        {
          "name": "Maximum junction temperature",
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        {
          "name": "Thermal resistance, junction-to-ambient, TO-263-5 (D2PAK)",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 70,
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          "name": "Thermal resistance, junction-to-case, TO-263-5 (D2PAK)",
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          "min": null,
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