component
AD-BZT52B16S
Public Made by Adomby adom
Changjing Zener 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
markdownAD-BZT52B16S
Changjing · Zener Diodes · SOD-323
AD-BZT52B16S from Changjing, 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 | Changjing |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener voltage | VZ | 15.68 | 16 | 16.32 | V | @ IZT = 5 mA | 2 |
| Maximum Zener impedance | ZZT | 40 | Ω | @ IZT = 5 mA, f = 1kHz | 2 | ||
| Maximum Zener impedance | ZZK | 200 | Ω | @ IZK = 1.0 mA, f = 1kHz | 2 | ||
| Maximum reverse current | IR | 0.1 | µA | @ VR = 11.2 V | 2 | ||
| Temperature coefficient of Zener voltage | 10.4 | 14 | mV/°C | @ IZT = 5 mA | 2 | ||
| Forward voltage | VF | 0.9 | V | @ IF = 10mA | 1 | ||
| Power dissipation | PD | 200 | mW | Mounted on ceramic PCB: 7.6mm x 9.4mm x 0.87mm, pad area 25mm2 | 1 | ||
| Thermal resistance from junction to ambient | RθJA | 625 | °C/W | Mounted on ceramic PCB: 7.6mm x 9.4mm x 0.87mm, pad area 25mm2 | 1 | ||
| Operating junction and storage temperature range | Tj, Tstg | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
AD-BZT52B16S - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
ad-bzt52b16s-etched.step/ad-bzt52b16s-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ad-bzt52b16s.step/ad-bzt52b16s.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (6 pp, sha256
e4e08709786b492a, 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).