component
SMAJ8.5A
Public Made by Adomby adom
KUU TVS, 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
markdownSMAJ8.5A
KUU · TVS · SMA
SMAJ8.5A from KUU, 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 | 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 | KUU |
| Package | SMA |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Pulse Power Dissipation on 10/1000us waveform (Note1, Fig.1) | PPPM | 400 | W | 10/1000us waveform | 1 | ||
| Steady State Power Dissipation (Fig.5) | PM(AV) | 3.3 | W | TL=75C, lead lengths .375" (9.5mm) | 1 | ||
| Peak Forward Surge Current (JEDEC Method, Note 2, Fig.6) | IFSM | 40 | A | 8.3ms single half sine-wave, superimposed on rated load | 1 | ||
| Operating junction and Storage Temperature Range | TJ, TSTG | -55 | 150 | C | 1 | ||
| Breakdown Voltage MIN.@IT | VBL | 9.44 | V | IT = 1 mA | 2 | ||
| Breakdown Voltage MAX.@IT | VBH | 10.4 | V | IT = 1 mA | 2 | ||
| Reverse Leakage Current @VRWM | IR | 20 | uA | @VRWM (VR = 8.5 V) | 2 | ||
| Peak Pulse Current | IPP | 27.8 | A | 10/1000us waveform | 2 | ||
| Maximum Clamping Voltage @IPP | VCH | 14.4 | V | @IPP | 2 | ||
| Reverse Stand-Off Voltage | VRWM | 8.5 | V | 2 |
CAD (KiCad official)
- Symbol:
SMAJ8.5A - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
smaj8-5a-etched.step/smaj8-5a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smaj8-5a.step/smaj8-5a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KUU datasheet (4 pp, sha256
fb17f02070447970, 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).