component
SMCJ30AQ
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech ESD And Surge Protection (TVS/ESD), SMC(DO-214AB). Pinout cross-checked by two models against the datasheet, 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 | 10d ago |
| viewers | 10d ago |
| package.json | 10d ago |
| page.json | 10d ago |
| README.md | 10d ago |
| smcj30aq-etched.glb | 10d ago |
| smcj30aq-etched.step | 10d ago |
| smcj30aq-hero.glb | 10d ago |
| smcj30aq-hero.overlay.json | 10d ago |
| smcj30aq.glb | 10d ago |
| smcj30aq.kicad_mod | 10d ago |
| smcj30aq.kicad_sym | 10d ago |
| smcj30aq.lbr | 10d ago |
| smcj30aq.step | 10d ago |
SMCJ30AQ
Yangzhou Yangjie Elec Tech · ESD And Surge Protection (TVS/ESD) · SMC(DO-214AB)
SMCJ30AQ from Yangzhou Yangjie Elec Tech, 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 terminal, marked by the band on the uni-directional SMCJ30AQ; working peak reverse voltage 30 V, breakdown 33.3 V to 36.8 V at 1 mA, maximum clamping voltage 48.4 V at 31.0 A. |
| 2 | A | passive | Anode terminal at the end opposite the cathode band on the uni-directional SMCJ30AQ; maximum forward voltage 3.5 V at 100 A and peak forward surge current 200 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 33.3 | 36.8 | V | @ IT = 1 mA | 2 | |
| Test current for breakdown voltage | IT | 1 | mA | Pulse test tp≤50ms | 2 | ||
| Maximum Reverse Leakage | IR | 1 | μA | @ VRWM | 2 | ||
| Working Peak Reverse Voltage | VRWM | 30 | V | 2 | |||
| Maximum Reverse Surge Current | IPP | 31 | A | Surge waveform per Fig.3, derated per Fig.2 | 2 | ||
| Maximum Clamping Voltage | Vc | 48.4 | V | @ IPP | 2 | ||
| Maximum instantaneous forward voltage | VFM | 3.5 | V | at 100A, unidirectional only | 1 | ||
| Peak power dissipation | PPPM | 1500 | W | 10/1000us waveform | 1 | ||
| Power dissipation on infinite heat sink | PD | 6.5 | W | TL=75℃ | 1 | ||
| Peak forward surge current | IFSM | 200 | A | 8.3 ms single half sine-wave, unidirectional only | 1 | ||
| Operating junction temperature | TJ | -55 | 175 | ℃ | 1 | ||
| Storage temperature range | TSTG | -55 | 175 | ℃ | 1 | ||
| Thermal resistance junction to ambient | RθJ-A | 75 | ℃/W | junction to ambient | 3 | ||
| Thermal resistance junction to lead | RθJ-L | 15 | ℃/W | junction to lead | 3 |
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 |
|---|---|---|---|---|
| housing | black | 4. Body color: Black | 4 | |
| contacts | tin | ● Terminals: Matte tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |
CAD (KiCad official)
- Symbol:
SMCJ30AQ - Footprint:
Diode_SMD:D_SMC - 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
- 3D model files:
smcj30aq-etched.step/smcj30aq-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smcj30aq.step/smcj30aq.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Yangzhou Yangjie Elec Tech datasheet (7 pp, sha256
bc358d52c706a87f, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-sonnet-5-5(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).