component
SMCJ90CA
Public Made by Adomby adom
MDD（Microdiode Electronics） TVS, SMC. 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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Contents
README
markdownSMCJ90CA
MDD（Microdiode Electronics） · TVS · SMC
SMCJ90CA from MDD（Microdiode Electronics）, in a SMC. 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MDD（Microdiode Electronics） |
| Package | SMC |
| Category | TVS/Fuse/Board Level 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 (bidirectional SMCJ90CA) | VBR | 100 | 111 | V | @IT = 1 mA | 2 | |
| Maximum clamping voltage (bidirectional SMCJ90CA) | VC | 146 | V | @IPP = 10.3 A | 2 | ||
| Reverse leakage current (bidirectional SMCJ90CA) | IR | 1 | μA | @VRWM = 90 V | 2 | ||
| Peak pulse power dissipation | PPPM | 1500 | W | 10/1000μs waveform (Note1, Note2, Fig.1) | 1 | ||
| Steady state power dissipation | PM(AV) | 6.5 | W | TA=50℃ (Fig.5) | 1 | ||
| Peak forward surge current | IFSM | 200 | A | 8.3ms single half sine-wave, superimposed on rated load, JEDEC Method (Note3, Fig.6) | 1 | ||
| Operating junction and storage temperature range | TJ,TSTG | -65 | 150 | ℃ | 1 | ||
| Typical thermal resistance junction to lead | RθJL | 15 | ℃/W | Typical | 1 | ||
| Typical thermal resistance junction to ambient | RθJA | 75 | ℃/W | Typical | 1 | ||
| Reverse stand-off voltage (bidirectional SMCJ90CA) | VRWM | 90 | V | Printed as single value in electrical table | 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 | copper | 2. Mounted on 5.0mm×5.0mm (0.03mm thick) copper pads to each terminal. | 1 |
CAD (KiCad official)
- Symbol:
SMCJ90CA - Footprint:
Diode_SMD:D_SMC - 3D model: SMC (KiCad packages3D, STEP)
- 3D model files:
smcj90ca-etched.step/smcj90ca-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smcj90ca.step/smcj90ca.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MDD（Microdiode Electronics） datasheet (5 pp, sha256
7671c30795f6c653, retrieved 2026-10-21, 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).