component
SMBJ26AQ
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech ESD And Surge Protection (TVS/ESD), DO-214AA(SMB). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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SMBJ26AQ
Yangzhou Yangjie Elec Tech · ESD And Surge Protection (TVS/ESD) · DO-214AA(SMB)
SMBJ26AQ from Yangzhou Yangjie Elec Tech, in a DO-214AA(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 | Yangzhou Yangjie Elec Tech |
| Package | DO-214AA(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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage | VBR | 28.9 | 31.9 | V | @ IT 1 mA; pulse test tp≤50ms (note 4) | 2 | |
| Maximum reverse leakage | IR | 1 | μA | @ VRWM | 2 | ||
| Working peak reverse voltage | VRWM | 26 | V | 2 | |||
| Maximum reverse surge current | IPP | 14.3 | A | Surge current waveform per Fig. 3 and derated per Fig. 2 (note 5) | 2 | ||
| Maximum clamping voltage | VC | 42.1 | V | @ IPP | 2 | ||
| Maximum instantaneous forward voltage | VF | 3.5 | V | at 50A for unidirectional only (3) | 1 | ||
| Peak power dissipation | PPPM | 600 | W | 10/1000us waveform (1) (2) (Fig.1) | 1 | ||
| Peak forward surge current | IFSM | 100 | A | 8.3 ms single half sine-wave, unidirectional only (2) | 1 | ||
| Operating junction and storage temperature range | TJ,TSTG | -55 | 150 | ℃ | 1 | ||
| Thermal resistance, junction to lead | RθJL | 20 | ℃/W | junction to lead | 2 | ||
| Thermal resistance, junction to ambient | RθJA | 100 | ℃/W | junction to ambient | 2 |
CAD (KiCad official)
- Symbol:
SMBJ26AQ - Footprint:
Diode_SMD:D_SMB - 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files:
smbj26aq-etched.step/smbj26aq-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smbj26aq.step/smbj26aq.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Yangzhou Yangjie Elec Tech datasheet (6 pp, sha256
615463ea6591c3a7, 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).
# SMBJ26AQ
**Yangzhou Yangjie Elec Tech** · ESD And Surge Protection (TVS/ESD) · DO-214AA(SMB)
SMBJ26AQ from Yangzhou Yangjie Elec Tech, in a DO-214AA(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 | Yangzhou Yangjie Elec Tech |
| Package | DO-214AA(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 |
|---|---|---|---|---|---|---|---|
| Breakdown voltage | VBR | 28.9 | | 31.9 | V | @ IT 1 mA; pulse test tp≤50ms (note 4) | 2 |
| Maximum reverse leakage | IR | | | 1 | μA | @ VRWM | 2 |
| Working peak reverse voltage | VRWM | | | 26 | V | | 2 |
| Maximum reverse surge current | IPP | | | 14.3 | A | Surge current waveform per Fig. 3 and derated per Fig. 2 (note 5) | 2 |
| Maximum clamping voltage | VC | | | 42.1 | V | @ IPP | 2 |
| Maximum instantaneous forward voltage | VF | | | 3.5 | V | at 50A for unidirectional only (3) | 1 |
| Peak power dissipation | PPPM | | | 600 | W | 10/1000us waveform (1) (2) (Fig.1) | 1 |
| Peak forward surge current | IFSM | | | 100 | A | 8.3 ms single half sine-wave, unidirectional only (2) | 1 |
| Operating junction and storage temperature range | TJ,TSTG | -55 | | 150 | ℃ | | 1 |
| Thermal resistance, junction to lead | RθJL | | 20 | | ℃/W | junction to lead | 2 |
| Thermal resistance, junction to ambient | RθJA | | 100 | | ℃/W | junction to ambient | 2 |
## CAD (KiCad official)
- Symbol: `SMBJ26AQ`
- Footprint: `Diode_SMD:D_SMB`
- 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files: `smbj26aq-etched.step` / `smbj26aq-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smbj26aq.step` / `smbj26aq.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Yangzhou Yangjie Elec Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588916787677171712) (6 pp, sha256 `615463ea6591c3a7`, retrieved 2026-10-15, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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).
[Datasheet PDF](docs/smbj26aq-datasheet.pdf)