component
SDD32C18L01
Public Made by Adomby adom
Brightking ESD And Surge Protection (TVS/ESD), SOD-323. Pinout cross-checked by two models against the datasheet, 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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Contents
README
markdownSDD32C18L01
Brightking · ESD And Surge Protection (TVS/ESD) · SOD-323
SDD32C18L01 from Brightking, 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 | A1 | passive | Bidirectional TVS terminal 1 (no polarity), working voltage 18V, breakdown 20V min at 1mA, connect to the protected line or ground. |
| 2 | A2 | passive | Bidirectional TVS terminal 2 (no polarity), working voltage 18V, breakdown 20V min at 1mA, connect to the protected line or ground. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Brightking |
| 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 | PPP | 320 | W | tp=8/20μs waveform | 1 | ||
| ESD voltage (Contact discharge) | VESD | -8 | 8 | kV | Contact discharge | 1 | |
| ESD voltage (Air discharge) | VESD | -15 | 15 | kV | Air discharge | 1 | |
| Storage & operating temperature range | TSTG, TJ | -55 | 150 | ℃ | 1 | ||
| Reverse stand-off voltage | VRWM | 18 | V | 2 | |||
| Reverse breakdown voltage | VBR | 20 | V | IBR=1mA | 2 | ||
| Reverse leakage current | IR | 1 | μA | VR=18V | 2 | ||
| Clamping voltage (tp=8/20μs) | VC | 29 | V | tp=8/20μs; IPP=1A | 2 | ||
| Clamping voltage (tp=8/20μs) | VC | 40 | V | tp=8/20μs; IPP=5A | 2 | ||
| Off state junction capacitance | CJ | 40 | pF | 0Vdc, f=1MHz | 2 |
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 | ● Lead Free/RoHS compliant ● Solder reflow temperature: Pure Tin-Sn, 260~270℃ | 1 |
CAD (KiCad official)
- Symbol:
SDD32C18L01 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
sdd32c18l01-etched.step/sdd32c18l01-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sdd32c18l01.step/sdd32c18l01.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Brightking datasheet (4 pp, sha256
d7c74086c7eb0fb0, retrieved 2026-10-30, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-5-5(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).