SMBJ150A
Public Made by Adomby adom
Brightking Electrostatic And Surge Protection (TVS/ESD), SMB(DO-214AA). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
| Name | Last updated |
|---|---|
| docs | 19d ago |
| viewers | 19d ago |
| package.json | 19d ago |
| page.json | 19d ago |
| README.md | 19d ago |
| smbj150a-etched.glb | 19d ago |
| smbj150a-etched.step | 19d ago |
| smbj150a-hero.glb | 19d ago |
| smbj150a-hero.overlay.json | 19d ago |
| smbj150a.glb | 19d ago |
| smbj150a.kicad_mod | 19d ago |
| smbj150a.kicad_sym | 12d ago |
| smbj150a.lbr | 12d ago |
| smbj150a.step | 19d ago |
SMBJ150A
Brightking · Electrostatic And Surge Protection (TVS/ESD) · SMB(DO-214AA)
SMBJ150A from Brightking, in a SMB(DO-214AA). 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 | Brightking |
| Package | SMB(DO-214AA) |
| 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 | PPPM | 600 | W | 10/1000us waveform (Note1, Note2, Fig.1) | 1 | ||
| Breakdown voltage | VBR | 167 | 185 | V | @IT = 1 mA (unidirectional SMBJ150A) | 3 | |
| Maximum clamping voltage | VC | 243 | V | @IPP = 2.5 A | 3 | ||
| Reverse leakage current | IR | 1 | uA | @VRWM; datasheet feature: typical IR less than 1 uA above 10 V | 1 | ||
| Reverse stand-off voltage | VRWM | 150 | V | Unidirectional SMBJ150A; single printed value in table | 3 | ||
| Peak pulse current | IPPM | 2.5 | A | Table column IPP for SMBJ150A, shown with VC | 3 | ||
| Steady state power dissipation | PM(AV) | 5 | W | TA=50°C (Fig.5) | 1 | ||
| Peak forward surge current | IFSM | 100 | 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 | -55 | 150 | °C | Operating junction and storage | 1 | |
| Thermal resistance junction to lead | RθJL | 20 | °C/W | Typical, junction to lead | 1 | ||
| Thermal resistance junction to ambient | RθJA | 100 | °C/W | Typical, junction to ambient | 1 |
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 | tin | ■ Terminal: Tin plated, solderable per MIL-STD-750, Method 2026 ■ Polarity: Color band denotes cathode except bi-directional models | 1 |
CAD (KiCad official)
- Symbol:
SMBJ150A - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
smbj150a-etched.step/smbj150a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smbj150a.step/smbj150a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Brightking datasheet (7 pp, sha256
78e68e5ddf15d28b, 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).