component
SMBJ5.0CA-Q
Public Made by Adomby adom
BOURNS ESD 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.
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
markdownSMBJ5.0CA-Q
BOURNS · ESD And Surge Protection (TVS/ESD) · SMB(DO-214AA)
SMBJ5.0CA-Q from BOURNS, 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 | 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 | BOURNS |
| Package | SMB(DO-214AA) |
| 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 (Bidirectional SMBJ5.0CA-Q) Min | VBR | 6.4 | V | @ IT = 10 mA | 2 | ||
| Breakdown Voltage VBR (Bidirectional SMBJ5.0CA-Q) Max | VBR | 7 | V | @ IT = 10 mA | 2 | ||
| Maximum Reverse Leakage | IR | 800 | μA | @ VRWM | 2 | ||
| Maximum Clamping Voltage @ Ipp (10/1000 µs) | Vc | 9.2 | V | @ Ipp (10/1000 µs), Ipp = 65.3 A | 2 | ||
| Maximum Peak Pulse Current (10/1000 µs) | Ipp | 65.3 | A | 10/1000 µs | 2 | ||
| Maximum Clamping Voltage @ Ipp (8/20 µs) | Vc | 12 | V | @ Ipp (8/20 µs), Ipp = 326.5 A | 2 | ||
| Maximum Peak Pulse Current (8/20 µs) | Ipp | 326.5 | A | 8/20 µs | 2 | ||
| Working Peak Reverse Voltage | VRWM | 5 | V | 2 | |||
| Minimum Peak Pulse Power Dissipation | PPK | 600 | Watts | TP = 1 ms (Note 1,2) | 1 | ||
| Peak Forward Surge Current | IFSM | 100 | Amps | 8.3 ms single half sine wave superimposed on rated load (JEDEC method) (Note 3) | 1 | ||
| Operating Temperature Range | TJ | -55 | 150 | °C | 1 | ||
| Storage Temperature Range | TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
SMBJ5.0CA-Q - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
smbj5-0ca-q-etched.step/smbj5-0ca-q-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smbj5-0ca-q.step/smbj5-0ca-q.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BOURNS datasheet (6 pp, sha256
fd33918f2c178a02, retrieved 2026-10-15, 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).