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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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B5819WSFL

Shandong Jingdao Microelectronics · Schottky Barrier Diodes (SBD) · SOD-323FL

B5819WSFL from Shandong Jingdao Microelectronics, in a SOD-323FL. 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 of the Schottky barrier rectifier, rated up to 40 V repetitive peak reverse voltage and 1 A average forward current for the B5819WSFL.
2 Anode passive Anode terminal of the Schottky barrier rectifier, which forms the forward conduction path opposite the cathode.

Key specifications

Parameter Value
Manufacturer Shandong Jingdao Microelectronics
Package SOD-323FL
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 40 V 1
Maximum RMS voltage VRMS 28 V 1
Maximum Average Forward Rectified Current IF(AV) 1 A 1
Peak Forward Surge Current, 8.3ms Single Half Sine-wave Superimposed On Rated Load (JEDEC method) IFSM 25 A 8.3 ms single half sine-wave, JEDEC method 1
Maximum Instantaneous Forward Voltage VF 0.6 V at 1 A 1
Maximum Instantaneous Forward Voltage VF 0.9 V at 3 A 1
Maximum Instantaneous Reverse Current at Rated DC Reverse Voltage IR 1 mA TA = 25°C, rated DC reverse voltage 1
Maximum Instantaneous Reverse Current at Rated DC Reverse Voltage IR 10 mA TA = 100°C, rated DC reverse voltage 1
Junction temperature Tj -55 125 °C 1
Storage temperature Tstg -55 150 °C 1

CAD (KiCad official)

  • Symbol: B5819WSFL
  • Footprint: Diode_SMD:D_SOD-323F
  • 3D model: SOD-323FL (KiCad packages3D, STEP)
  • 3D model files: b5819wsfl-etched.step / b5819wsfl-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); b5819wsfl.step / b5819wsfl.glb are the bare package body.

Provenance

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

  • Datasheet: Shandong Jingdao Microelectronics datasheet (3 pp, sha256 c24adf386565a09a, retrieved 2026-10-30, 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