TSM101AIDT

{
  "schema_version": 1,
  "type": "component",
  "slug": "tsm101aidt",
  "title": "TSM101AIDT",
  "brief": "STMicroelectronics Voltage Reference, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "pmic",
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  "component": {
    "mpn": "TSM101AIDT",
    "manufacturer": "STMicroelectronics",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "PMIC",
    "subcategory": "Voltage Reference",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_STMicroelectronics-TSM101AIDT_C2156887.pdf",
    "parts": {
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      "lbr": "tsm101aidt.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "Vref",
        "type": "output",
        "description": "Voltage Reference Output: 1.24V, 10mA max. Do not short circuit. Provides the internal band-gap reference to external circuitry."
      },
      {
        "number": "2",
        "name": "Csen",
        "type": "input",
        "description": "Current source enable input. The internal current source is enabled when the voltage on pin 2 is lower than 0.8V; used to offset the voltage measured on the sense resistor to modify the charge current."
      },
      {
        "number": "3",
        "name": "Crref",
        "type": "input",
        "description": "Current Limitation Reference Input. Non-inverting input of the current limitation loop op-amp; typically tied to a resistor bridge that sets the current limit threshold."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / network reference. All voltages in the datasheet are given with respect to this pin."
      },
      {
        "number": "5",
        "name": "Crin",
        "type": "input",
        "description": "Current Limitation Loop Input, connected to the sense resistor. Inverting input of the current limitation op-amp that senses load current."
      },
      {
        "number": "6",
        "name": "OUTPUT",
        "type": "output",
        "description": "Output pin common to the voltage regulation and current limitation loops (ORed open-collector-style output). Can drive the primary-side LED of an optocoupler for isolated feedback to a PWM controller."
      },
      {
        "number": "7",
        "name": "Vrin",
        "type": "input",
        "description": "Voltage Regulation Loop input. Inverting input of the voltage regulation op-amp; typically driven from a resistor divider sampling the output voltage."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input, 4.5V to 32V DC (absolute max 36V). Typical total supply current 2mA max at VCC=1.5V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_STMicroelectronics-TSM101AIDT_C2156887.pdf",
        "pages": 13,
        "sha256": "d54997d5346d0878",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tsm101aidt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "242eb98151ae4fed197a516ea8189026a9430ea9903c236234105b0d5d6556ce",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOP-8",
      "Category": "PMIC",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "TSM101AIDTD",
      "kind": "packaging"
    },
    {
      "mpn": "TSM101AIDT",
      "kind": "packaging"
    },
    {
      "mpn": "TSM101AIDTN",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "tsm101aidt"
  ],
  "discovery_pitch": "TSM101AIDT (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T13:08:12.175Z"
}