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Contents

README

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NTD4809N-1G-VB

VBsemi Elec · MOSFETs · TO-251

NTD4809N-1G-VB from VBsemi Elec, in a TO-251. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 G input Gate terminal of the N-channel MOSFET, with VGS rated at ±20 V maximum and a gate threshold voltage of 1.2 V min to 3.0 V max at ID = 250 µA.
2 D passive Drain terminal, with a drain-source voltage rating of 30 V and a continuous drain current of 50 A at TC = 25 °C.
3 S passive Source terminal, with a continuous source-drain body diode current of 15 A at TC = 25 °C.

Key specifications

Parameter Value
Manufacturer VBsemi Elec
Package TO-251
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: NTD4809N-1G-VB
  • Footprint: Package_TO_SOT_THT:TO-251-3_Vertical
  • 3D model: TO-251 (KiCad packages3D, STEP)
  • 3D model files: ntd4809n-1g-vb-etched.step / ntd4809n-1g-vb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ntd4809n-1g-vb.step / ntd4809n-1g-vb.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: VBsemi Elec datasheet (8 pp, sha256 e26d3fec33977b38, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF