component
SESD3Z12V
Public Made by Adomby adom
SINO IC 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
markdownSESD3Z12V
SINO IC · ESD And Surge Protection (TVS/ESD) · SOD-323
SESD3Z12V from SINO IC, 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 | SINO IC |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 13.3 | 14 | 14.7 | V | IT = 1.0 mA | 2 |
| Working Peak Reverse Voltage | VRWM | 12 | V | 2 | |||
| Maximum Reverse Leakage Current | IR | 1 | µA | @ VRWM = 12.0 V | 2 | ||
| Forward Voltage | VF | 1.25 | V | IF = 200 mA | 2 | ||
| Peak Pulse Power | PPK | 350 | W | tp = 8/20μs, Tamb=25°C | 1 | ||
| ESD Voltage | VESD | 8 | kV | HBM Waveform per IEC 61000-4-2, Tamb=25°C | 1 | ||
| Maximum lead temperature for soldering | TL | 260 | °C | during 10s | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 | ||
| Maximum junction temperature | TJ | -55 | 125 | °C | 1 | ||
| Maximum Reverse Peak Pulse Current | IPP | 24 | A | Tamb=25°C | 1 | ||
| Capacitance | C | 250 | pF | f=1MHz, VR=0V, TA=25℃ | 2 |
CAD (KiCad official)
- Symbol:
SESD3Z12V - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
sesd3z12v-etched.step/sesd3z12v-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sesd3z12v.step/sesd3z12v.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SINO IC datasheet (4 pp, sha256
03b12bf024488682, 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).