CTM1051KT

{
  "schema_version": 1,
  "type": "component",
  "slug": "ctm1051kt",
  "title": "CTM1051KT",
  "brief": "ZLG Zhiyuan Elec CAN Bus Modules, DIP-7. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "iot-communication modules",
    "ctm1051kt"
  ],
  "component": {
    "mpn": "CTM1051KT",
    "manufacturer": "ZLG Zhiyuan Elec",
    "package": "DIP-7",
    "pin_count": 7,
    "category": "IoT/Communication Modules",
    "subcategory": "CAN Bus Modules",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887271306612736",
    "parts": {
      "symbol": "ctm1051kt.kicad_sym",
      "footprint": "ctm1051kt.kicad_mod",
      "model_3d": "ctm1051kt-etched.glb",
      "model_3d_plain": "ctm1051kt.glb",
      "model_3d_step": "ctm1051kt-etched.step",
      "model_3d_step_plain": "ctm1051kt.step",
      "lbr": "ctm1051kt.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "Vin",
        "type": "power_in",
        "description": "Module power input. Nominal 5.0 VDC (4.75 V min, 5.25 V max) for the CTM1051KT variant. Typical quiescent current 26 mA, max operating current 50 mA. A 10 uF bulk decoupling capacitor to GND is recommended."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Input-side (controller-side) power ground reference. Common to Vin, TXD and RXD; isolated from CANG on the bus side."
      },
      {
        "number": "3",
        "name": "TXD",
        "type": "input",
        "description": "CAN controller transmit data input from the host MCU CAN controller. Logic-level input: VIH >= 2 V, VIL <= 0.8 V (5 V family), drive current 2 mA minimum. Includes a dominant time-out (tto(dom) typ 1 ms) to prevent bus lockup."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "CAN controller receive data output to the host MCU CAN controller. Push-pull logic-level output: VOH >= VCC-0.4, VOL <= 0.4 V, output current up to 10 mA. Referenced to input-side GND (pin 2)."
      },
      {
        "number": "6",
        "name": "CANH",
        "type": "bidirectional",
        "description": "CAN bus high signal line, isolated from the input side by 3500VDC. Dominant level typ 3.5 V, recessive typ 2.5 V. Withstands -58 V to +58 V continuous bus voltage and -150 V to +100 V transients. Complies with ISO/DIS 11898."
      },
      {
        "number": "7",
        "name": "CANL",
        "type": "bidirectional",
        "description": "CAN bus low signal line, isolated from the input side by 3500VDC. Dominant level typ 1.5 V, recessive typ 2.5 V. Withstands -58 V to +58 V continuous bus voltage and -150 V to +100 V transients. Complies with ISO/DIS 11898."
      },
      {
        "number": "8",
        "name": "CANG",
        "type": "power_out",
        "description": "Isolated bus-side ground reference (isolated power output ground). Reference return for the CANH/CANL bus side; per the typical application (Fig. 1) it is left floating in normal use, and tied to shield/earth only through the recommended surge protection network."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588887271306612736",
        "pages": 4,
        "sha256": "51cabad1ee54802d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ctm1051kt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.62,
          10.16,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.127,
        "footprint_binding": "identity",
        "sha256": "f90bd1fa5f010bc999f2dd88ca613ee145644353e91e90fc2564259080330cbf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ctm1051kt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          10.16,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.127,
        "footprint_binding": "identity",
        "sha256": "31a7eec96901362dd48f6a9b007fd2dd6f2c2715f28edfe281e29c0cd912dda2",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ZLG Zhiyuan Elec",
      "Package": "DIP-7",
      "Category": "IoT/Communication Modules",
      "Pins": "7"
    }
  },
  "variants": [
    {
      "mpn": "CTM1051KT",
      "kind": "packaging"
    },
    {
      "mpn": "CTM1051KAT",
      "kind": "unknown"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ctm1051kt"
  ],
  "discovery_pitch": "CTM1051KT (ZLG Zhiyuan Elec) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ctm1051kt.kicad_sym",
    "ctm1051kt.kicad_mod",
    "ctm1051kt.glb",
    "ctm1051kt.step",
    "ctm1051kt.lbr",
    "docs/hero.png",
    "docs/ctm1051kt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T19:35:02.520Z"
}