component

FESD05BD5

Public Made by Adom

by adom

FUXINSEMI ESD Protection Devices, SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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viewers fesd05bd5: symbol repaired (bidirectional TVS (the page says so)) · Ray 5d ago
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fesd05bd5-etched.step fesd05bd5: factory component page (tier=lcsc) · Ray 18d ago
fesd05bd5-hero.glb fesd05bd5: hero GLB from the etched model (keeps the MPN mark) · Ray 18d ago
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fesd05bd5.kicad_sym fesd05bd5: symbol repaired (bidirectional TVS (the page says so)) · Ray 5d ago
fesd05bd5.lbr fesd05bd5: symbol repaired (bidirectional TVS (the page says so)) · Ray 5d ago
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FESD05BD5

FUXINSEMI · ESD Protection Devices · SOD-523

FESD05BD5 from FUXINSEMI, in a SOD-523. 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 A1 passive Bidirectional TVS terminal; connect to the protected I/O line, with working voltage VR 5V max, breakdown 6.5-8.0V at 1mA, and clamping 10V max at 1A (8/20µs).
2 A2 passive Bidirectional TVS terminal; connect to the protected I/O line or ground, with polarity-independent protection and ESD rating of ±30kV (IEC61000-4-2 air and contact).

Key specifications

Parameter Value
Manufacturer FUXINSEMI
Package SOD-523
Category TVS/Fuse/Board Level Protection
Pins 2

CAD (KiCad official)

  • Symbol: FESD05BD5
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: fesd05bd5-etched.step / fesd05bd5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fesd05bd5.step / fesd05bd5.glb are the bare package body.

Provenance

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

  • Datasheet: FUXINSEMI datasheet (3 pp, sha256 f149a6e8fd8ed156, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (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