component
5.0SMDJ70A
Public Made by Adomby adom
Liown ESD And Surge Protection (TVS/ESD), SMC(DO-214AB). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 9d ago |
| viewers | 9d ago |
| 5-0smdj70a-etched.glb | 9d ago |
| 5-0smdj70a-etched.step | 9d ago |
| 5-0smdj70a-hero.glb | 9d ago |
| 5-0smdj70a-hero.overlay.json | 9d ago |
| 5-0smdj70a.glb | 9d ago |
| 5-0smdj70a.kicad_mod | 9d ago |
| 5-0smdj70a.kicad_sym | 9d ago |
| 5-0smdj70a.lbr | 9d ago |
| 5-0smdj70a.step | 9d ago |
| package.json | 9d ago |
| page.json | 9d ago |
| README.md | 9d ago |
5.0SMDJ70A
Liown · ESD And Surge Protection (TVS/ESD) · SMC(DO-214AB)
5.0SMDJ70A from Liown, in a SMC(DO-214AB). 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 | Liown |
| Package | SMC(DO-214AB) |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse stand-off voltage | VR | 70 | V | 3 | |||
| Breakdown voltage (min) | VB | 77.8 | V | @IT = 1 mA | 3 | ||
| Breakdown voltage (max) | VB | 86 | V | @IT = 1 mA | 3 | ||
| Maximum clamping voltage | VC | 113 | V | @IPP = 44.3 A | 3 | ||
| Reverse leakage current | IR | 2 | μA | @VR = 70.0 V | 3 | ||
| Peak pulse power dissipation | PPPM | 5000 | W | 10/1000μs waveform | 1 | ||
| Steady state power dissipation | PM(AV) | 6.5 | W | TA=50℃ | 1 | ||
| Maximum instantaneous forward voltage | VF | 3.5 | V | at 100A, unidirectional only | 1 | ||
| Peak forward surge current | IFSM | 300 | A | 8.3ms single half sine-wave, JEDEC method | 1 | ||
| Operating junction and storage temperature range | TJ、TSTG | -55 | 150 | ℃ | 1 | ||
| Typical thermal resistance junction to lead | RθJL | 15 | ℃/W | 1 | |||
| Typical thermal resistance junction to ambient | RθJA | 75 | ℃/W | 1 |
CAD (KiCad official)
- Symbol:
5.0SMDJ70A - Footprint:
Diode_SMD:D_SMC - 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
- 3D model files:
5-0smdj70a-etched.step/5-0smdj70a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);5-0smdj70a.step/5-0smdj70a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Liown datasheet (6 pp, sha256
978426d3c2f4f44c, 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).