component
SELC03CI
Public Made by Adomby adom
SEMIWARE ESD Protection Devices, 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
markdownSELC03CI
SEMIWARE · ESD Protection Devices · SOD-323
SELC03CI from SEMIWARE, 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SEMIWARE |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum working voltage | VRWM | 3.3 | V | SELC03CI (3.3 V working voltage) | 1 | ||
| Breakdown voltage | VB | 4 | V | IT = 1 mA | 1 | ||
| Clamping voltage at peak pulse current | VC | 21 | V | Peak pulse current (column VC, header garbled) | 1 | ||
| Peak pulse power | PPP | 350 | W | tp=8/20μs waveform | 1 | ||
| Operating temperature range | TJ | -55 | 125 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 | ||
| Peak reflow temperature | 260 | °C | Lead-free reflow, do not exceed | 2 |
CAD (KiCad official)
- Symbol:
SELC03CI - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
selc03ci-etched.step/selc03ci-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);selc03ci.step/selc03ci.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SEMIWARE datasheet (4 pp, sha256
441e3b483dc1f50e, retrieved 2026-10-27, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal 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).