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Contents

README

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PMBT6428

Nexperia · Bipolar Transistors - BJT · SOT-23

PMBT6428 from Nexperia, in a SOT-23. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 B input Base terminal of the NPN BJT. Controls collector current via base drive; VBE(on) typ 560-660 mV at IC = 1 mA. Absolute max VEBO = 6 V (reverse), peak base current IBM ≤ 200 mA.
2 E passive Emitter terminal of the NPN BJT. Common reference for VBE and VCE; normally tied to the lower-potential side of the load or to ground in a common-emitter configuration.
3 C passive Collector terminal of the NPN BJT. Absolute max VCBO = 60 V, VCEO = 50 V, IC = 100 mA (peak ICM = 200 mA). VCEsat ≤ 200 mV at IC = 10 mA / IB = 0.5 mA.

Key specifications

Parameter Value
Manufacturer Nexperia
Package SOT-23
Category Triode/MOS Tube/Transistor
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • PMBT6428

CAD (KiCad official)

  • Symbol: PMBT6428
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: pmbt6428-etched.step / pmbt6428-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pmbt6428.step / pmbt6428.glb are the bare package body.

Provenance

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

  • Datasheet: Nexperia datasheet (7 pp, sha256 8bf1c20d91ad762e, retrieved 2026-08-17, tier: manufacturer)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF