component
B5819WS-6AF
Public Made by Adomby adom
FOSAN Schottky Diodes, SOD-323. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownB5819WS-6AF
FOSAN · Schottky Diodes · SOD-323
B5819WS-6AF from FOSAN, in a SOD-323. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | FOSAN |
| Package | SOD-323 |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Reverse Voltage | VRRM | 40 | V | TA=25℃ | 1 | ||
| DC Reverse Voltage | VR | 40 | V | TA=25℃ | 1 | ||
| RMS Reverse Voltage | VR(RMS) | 28 | V | TA=25℃ | 1 | ||
| Forward Rectified Current | IF | 1 | A | TA=25℃ | 1 | ||
| Peak Surge Current | IFSM | 9 | A | TA=25℃ | 1 | ||
| Repetitive Peak Surge Current | IFRM | 1.5 | A | TA=25℃ | 1 | ||
| Power Dissipation | PD | 250 | mW | TA=25℃ | 1 | ||
| Thermal Resistance J-A | RθJA | 500 | ℃/W | 1 | |||
| Junction/Storage Temperature | TJ,Tstg | -50 | 150 | ℃ | 1 | ||
| Reverse Voltage | VR | 40 | V | IR=1mA | 1 | ||
| Forward Voltage | VF | 0.6 | V | IF=1A | 1 | ||
| Forward Voltage | VF | 0.9 | V | IF=3A | 1 | ||
| Reverse Current | IR | 0.05 | mA | VR=VRRM, Ta=25℃ | 1 | ||
| Reverse Current | IR | 8 | mA | VR=VRRM, Ta=100℃ | 1 | ||
| Diode Capacitance | CT | 30 | pF | VR=4V, f=1MHz | 1 |
CAD (KiCad official)
- Symbol:
B5819WS-6AF - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
b5819ws-6af-etched.step/b5819ws-6af-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);b5819ws-6af.step/b5819ws-6af.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: FOSAN datasheet (3 pp, sha256
0ce0c402a0bea413, retrieved 2026-10-22, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).