component
SMBJ5.0A-T
Public Made by Adomby adom
prosemi ESD And Surge Protection (TVS/ESD), SMB. 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
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Contents
README
markdownSMBJ5.0A-T
prosemi · ESD And Surge Protection (TVS/ESD) · SMB
SMBJ5.0A-T from prosemi, in a SMB. 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 | prosemi |
| Package | SMB |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Pulse Power | PPPM | 600 | W | tp=10/1000μs | 1 | ||
| Peak Forward Surge Current | IFSM | 100 | A | 8.3ms single half sine wave, unidirectional only | 1 | ||
| Power Dissipation on infinite heat sink | PD | 5 | W | TA=50 °C | 1 | ||
| Operating Junction Temperature | TJ | -55 | 150 | °C | 1 | ||
| Typical Thermal Resistance | RθJA | 100 | °C/W | 1 | |||
| Breakdown Voltage | VBR | 6.4 | 7 | V | @ IT = 10 mA | 2 | |
| Maximum Clamping Voltage | VC | 9.2 | V | @ IPP = 65.3 A | 2 | ||
| Maximum Peak Pulse Current | IPP | 65.3 | A | 2 | |||
| Maximum Reverse Leakage | IR | 800 | µA | @ VR = 5.0 V | 2 | ||
| Reverse Stand Off Voltage | VR | 5 | V | 2 | |||
| Test Current | IT | 10 | mA | 2 |
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 | copper | Note3: Mounted on 5.0x5.0mm2 copper pad to each terminal. | 1 |
CAD (KiCad official)
- Symbol:
SMBJ5.0A-T - Footprint:
Diode_SMD:D_SMB - 3D model: SMB (KiCad packages3D, STEP)
- 3D model files:
smbj5-0a-t-etched.step/smbj5-0a-t-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smbj5-0a-t.step/smbj5-0a-t.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: prosemi datasheet (5 pp, sha256
708241b8987addd5, retrieved 2026-10-22, 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).