component
BZX584B12V
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech Zener Diodes, SOD-523(SC-79). 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
markdownBZX584B12V
Yangzhou Yangjie Elec Tech · Zener Diodes · SOD-523(SC-79)
BZX584B12V from Yangzhou Yangjie Elec Tech, in a SOD-523(SC-79). 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 | Yangzhou Yangjie Elec Tech |
| Package | SOD-523(SC-79) |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage | Vz | 11.76 | 12 | 12.24 | V | IZT = 5 mA | 2 |
| Zener dynamic impedance at IZT | Zzt | 25 | Ω | IZT = 5 mA | 2 | ||
| Zener knee dynamic impedance | Zzk | 141 | Ω | Izk = 1 mA | 2 | ||
| Reverse current | IR | 0.09 | μA | VR = 8 V | 2 | ||
| Power dissipation at Ta=25℃ | PD | 200 | mW | Ta = 25℃ | 1 | ||
| Storage temperature range | Tstg | -55 | 150 | °C | 1 | ||
| Maximum junction temperature | TJ | -55 | 150 | °C | 1 | ||
| Forward voltage | VF | 1 | V | @10mA | 1 | ||
| Thermal resistance junction to ambient air | RθJA | 625 | °C/W | Junction to Ambient Air* | 1 |
CAD (KiCad official)
- Symbol:
BZX584B12V - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523(SC-79) (KiCad packages3D, STEP)
- 3D model files:
bzx584b12v-etched.step/bzx584b12v-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzx584b12v.step/bzx584b12v.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Yangzhou Yangjie Elec Tech datasheet (5 pp, sha256
337d56c6b13bc12b, retrieved 2026-10-13, tier: lcsc) - 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).