component
SMAJ85CA
Public Made by Adomby adom
PAKER ESD And Surge Protection (TVS/ESD), SMA. 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
markdownSMAJ85CA
PAKER · ESD And Surge Protection (TVS/ESD) · SMA
SMAJ85CA from PAKER, in a SMA. 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 | PAKER |
| Package | SMA |
| 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 (bidirectional, 5% VBR tolerance) | VBR | 94.4 | 104 | V | @IT 1 mA | 2 | |
| Maximum clamping voltage | VC | 137 | V | @IPP 2.9 A | 2 | ||
| Reverse leakage current | IR | 1 | uA | @VRMW | 2 | ||
| Peak pulse power dissipation | PPPM | 400 | W | 10/1000 us waveform (Note 1, 2, FIG.1) | 1 | ||
| Power dissipation on infinite heat sink | PD | 3.3 | W | TL=50°C | 1 | ||
| Operating junction temperature range | TJ | -55 | 150 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
SMAJ85CA - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
smaj85ca-etched.step/smaj85ca-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smaj85ca.step/smaj85ca.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PAKER datasheet (3 pp, sha256
d1baca639412f278, retrieved 2026-10-21, 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).