main
Ray Set visibility: public be53b86 4d ago
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  "type": "component",
  "slug": "njm78l05su3-te1",
  "title": "NJM78L05SU3-TE1",
  "brief": "Nisshinbo Micro Devices Inc. Linear Voltage Regulators (LDO), SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "NJM78L05SU3-TE1",
    "manufacturer": "Nisshinbo Micro Devices Inc.",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/08ef1b1716ab26fc437b21870919e05b.pdf",
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      "lcsc": "C3745068",
      "digikey": "2129-NJM78L05SU3-TE1TR-ND",
      "mouser": "513-NJM78L05SU3-TE1"
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2129-NJM78L05SU3-TE1TR-ND",
        "status": "found",
        "lifecycle": "Active"
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      "mouser": {
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        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5V output (4.8 to 5.2V at VIN=10V, IO=40mA), up to 100mA max; requires output capacitor CO of 0.1µF or larger connected to GND as short as possible."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin common to input and output."
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      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input voltage, absolute maximum 30V for NJM78L05S; requires input capacitor CIN of 0.33µF or larger connected to GND as short as possible."
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        "cost_usd": 0.1044,
        "at": "2026-10-23T03:35:20"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "extents_mm": [
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  "metadata": {
    "specs": {
      "Manufacturer": "Nisshinbo Micro Devices Inc.",
      "Package": "SOT-89-3",
      "Category": "Power Supply Chip",
      "Pins": "3"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "b1e5f3802ec40e9ceee11dcd01dae9d596f5b8c4fa75483e2ed11a5fa5e2b86c",
      "rows": [
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          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 4.8,
          "typ": 5,
          "max": 5.2,
          "conditions": "VIN=10V, IO=40mA",
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        },
        {
          "name": "Line Regulation 1",
          "symbol": "ΔVO-VIN1",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 200,
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          "source_page": 3,
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        {
          "name": "Line Regulation 2",
          "symbol": "ΔVO-VIN2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "VIN=8V to 20V, IO=40mA",
          "source_page": 3,
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        },
        {
          "name": "Load Regulation 1",
          "symbol": "ΔVO-IO1",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "VIN=10V, IO=1 to 40mA",
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        {
          "name": "Load Regulation 2",
          "symbol": "ΔVO-IO2",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "VIN=10V, IO=1 to 100mA",
          "source_page": 3,
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        },
        {
          "name": "Quiescent Current",
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          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": 6,
          "conditions": "VIN=10V, IO=0mA",
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        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": 40,
          "typ": 69,
          "max": null,
          "conditions": "8V<VIN<18V, IO=40mA, ein=1VP-P, f=120Hz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Average Temperature Coefficient of Output Voltage",
          "symbol": "ΔVO/ΔT",
          "kind": "temperature_coefficient",
          "unit": "mV/ºC",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "VIN=10V, IO=1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "VNO",
          "kind": "electrical",
          "unit": "µVrms",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "VIN=10V, BW=10Hz to 100kHz, IO=40mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "ΔVIO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "IO=100mA",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "NJM78L03S to NJM78L08S, Ta=25ºC",
          "source_page": 2,
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        {
          "name": "Power Dissipation (2 layers)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 625,
          "conditions": "(*1) glass epoxy board, 2 layers, copper area 100mm2",
          "source_page": 2,
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        {
          "name": "Power Dissipation (4 layers)",
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          "kind": "absolute_maximum",
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          "typ": null,
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          "conditions": "(*2) glass epoxy board, 4 layers",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Junction Temperature Range",
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          "unit": "°C",
          "min": -40,
          "typ": null,
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          "conditions": "",
          "source_page": 2,
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        {
          "name": "Operating Temperature Range",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 150,
          "conditions": "",
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          "source": "datasheet"
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  "discovery_pitch": "NJM78L05SU3-TE1 (Nisshinbo Micro Devices Inc.) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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