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Contents

README

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US1008FL

FUXINSEMI · Fast Recovery / High Efficiency Diodes · SOD-123FL

US1008FL from FUXINSEMI, in a SOD-123FL. 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 CATHODE passive Cathode terminal; the color band on the package denotes the cathode end.
2 ANODE passive Anode terminal of the rectifier, paired with pin 1 cathode as shown in the pinning information.

Key specifications

Parameter Value
Manufacturer FUXINSEMI
Package SOD-123FL
Category Diodes
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Maximum repetitive peak reverse voltage VRRM 1000 V 1
Maximum RMS voltage VRMS 700 V 1
Maximum DC blocking voltage VDC 1000 V 1
Maximum average forward rectified current I(AV) 1 A at TL=100 C 1
Peak forward surge current IFSM 30 A 8.3ms single half sine-wave superimposed on rated load 1
Operating junction and storage temperature range TJ,TSTG -55 150 °C 1
Maximum instantaneous forward voltage VF 1.7 V at 1.0A 1
Maximum DC reverse current IR 5 µA TA=25 C at rated DC blocking voltage 1
Maximum DC reverse current IR 50 µA TA=100 C at rated DC blocking voltage 1
Maximum reverse recovery time trr 75 ns IF=0.5A, IR=1.0A, Irr=0.25A (NOTE 1) 1
Typical junction capacitance CJ 20 pF Measured at 1MHz and applied reverse voltage of 4.0V D.C. (NOTE 2) 1
Typical thermal resistance RθJA 85 C/W P.C.B. mounted with 0.2x0.2in (5.0x5.0mm) copper pad areas (NOTE 3) 1

CAD (KiCad official)

  • Symbol: US1008FL
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123FL (KiCad packages3D, STEP)
  • 3D model files: us1008fl-etched.step / us1008fl-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); us1008fl.step / us1008fl.glb are the bare package body.

Provenance

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

  • Datasheet: FUXINSEMI datasheet (4 pp, sha256 f96cd5f7882c4707, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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