BZT52C22S
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech Zener Diodes, SOD-323(SC-90). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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| docs | 2d ago |
| viewers | 2d ago |
| bzt52c22s-etched.glb | 2d ago |
| bzt52c22s-etched.step | 2d ago |
| bzt52c22s-hero.glb | 2d ago |
| bzt52c22s-hero.overlay.json | 2d ago |
| bzt52c22s.glb | 2d ago |
| bzt52c22s.kicad_mod | 2d ago |
| bzt52c22s.kicad_sym | 2d ago |
| bzt52c22s.lbr | 2d ago |
| bzt52c22s.step | 2d ago |
| package.json | 2d ago |
| page.json | 2d ago |
| README.md | 2d ago |
BZT52C22S
Yangzhou Yangjie Elec Tech · Zener Diodes · SOD-323(SC-90)
BZT52C22S from Yangzhou Yangjie Elec Tech, in a SOD-323(SC-90). 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-323(SC-90) |
| 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 | 20.8 | 22 | 23.3 | V | at IZT = 5 mA, Ta=25℃ | 2 |
| Dynamic impedance (Zzt) | Zzt | 55 | Ω | IZT = 5 mA | 2 | ||
| Dynamic impedance (Zzk) | Zzk | 250 | Ω | Izk = 1.0 mA | 2 | ||
| Reverse current | IR | 0.1 | μA | VR = 15.4 V | 2 | ||
| Temperature coefficient (typical, low) | 16.4 | 20 | mV/°C | @IZTC; column range as printed | 2 | ||
| Power Dissipation | PD | 200 | mW | Ta=25℃ | 1 | ||
| Storage Temperature Range | Tstg | -55 | 150 | °C | 1 | ||
| Maximum Junction Temperature | TJ | -55 | 150 | °C | 1 | ||
| Maximum Forward Voltage | VF | 0.9 | V | IF=10mAdc | 1 | ||
| Thermal Resistance Junction to Ambient Air | RθJA | 650 | °C /W | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |
CAD (KiCad official)
- Symbol:
BZT52C22S - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323(SC-90) (KiCad packages3D, STEP)
- 3D model files:
bzt52c22s-etched.step/bzt52c22s-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzt52c22s.step/bzt52c22s.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
539a49f715cc3de1, retrieved 2026-10-22, 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).