component
HESD3Z12V0
Public Made by Adomby adom
HXY MOSFET ESD And Surge Protection (TVS/ESD), 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
markdownHESD3Z12V0
HXY MOSFET · ESD And Surge Protection (TVS/ESD) · SOD-323
HESD3Z12V0 from HXY MOSFET, 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 | HXY MOSFET |
| Package | SOD-323 |
| Category | Circuit Protection |
| 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 Pulse Power (tp = 8/20μs) | PPP | 350 | tp = 8/20μs | 1 | |||
| Maximum lead temperature for soldering | TL | 260 | °C | during 10s | 1 | ||
| Storage Temperature Range | Tstg | -55 | 155 | °C | 1 | ||
| Operating Temperature Range | Top | -40 | 125 | °C | 1 | ||
| Maximum junction temperature | Tj | 150 | °C | 1 | |||
| IEC61000-4-2 ESD air discharge | -30 | 30 | KV | air discharge | 1 | ||
| IEC61000-4-2 ESD contact discharge | -30 | 30 | KV | contact discharge | 1 | ||
| Reverse stand-off voltage | VRWM | 12 | V | 1 | |||
| Reverse leakage current | IR | 1 | uA | @ VRWM | 2 | ||
| Breakdown voltage | VBR | 13.3 | 15 | V | @ IT (Note 1) | 2 | |
| Clamping voltage at IPP=1 A | VC | 19 | V | @ IPP=1 A | 2 | ||
| Clamping voltage at Max IPP | VC | 33 | V | @ Max IPP | 2 |
CAD (KiCad official)
- Symbol:
HESD3Z12V0 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
hesd3z12v0-etched.step/hesd3z12v0-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hesd3z12v0.step/hesd3z12v0.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (4 pp, sha256
74de315aa8e438e3, retrieved 2026-10-27, 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).