component
RLSD32A121C
Public Made by Adomby adom
RUILON Shenzhen Ruilongyuan Elec 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
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownRLSD32A121C
RUILON Shenzhen Ruilongyuan Elec · ESD And Surge Protection (TVS/ESD) · SOD-323
RLSD32A121C from RUILON Shenzhen Ruilongyuan Elec, 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 | RUILON Shenzhen Ruilongyuan Elec |
| 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 |
|---|---|---|---|---|---|---|---|
| Minimum Breakdown Voltage | VBR | 13.3 | V | @1mA | 2 | ||
| Clamping Voltage @1A | VC | 19 | V | VC@1A (max.) | 2 | ||
| Clamping Voltage @IPP | VC | 24 | V | 8/20μS, @IPP | 2 | ||
| Maximum Reverse Peak Pulse Current | IPP | 15 | A | 8/20μS | 2 | ||
| Reverse Leakage Current | IR | 1 | μA | @VRWM | 2 | ||
| Reverse Stand-Off Voltage | VRWM | 12 | V | 2 | |||
| Typical Capacitance | CJ | 30 | pF | DC=0V, 1 MHz | 2 | ||
| Peak Pulse Power | PPP | 320 | Watts | tp=8/20μs | 1 | ||
| ESD Voltage (Contact) | VESD | -30 | 30 | Kv | Contact | 1 | |
| ESD Voltage (Air) | VESD | -30 | 30 | Kv | Air | 1 | |
| Operating Temperature Range | Top | -55 | 150 | °C | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 | ||
| IEC61000-4-4 (EFT) | 40 | A | 5/50ns | 1 | |||
| Maximum lead temperature for soldering | TL | 260 | °C | during 10s | 1 |
CAD (KiCad official)
- Symbol:
RLSD32A121C - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
rlsd32a121c-etched.step/rlsd32a121c-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);rlsd32a121c.step/rlsd32a121c.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: RUILON Shenzhen Ruilongyuan Elec datasheet (4 pp, sha256
ba9084fd540f6014, 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).