component
SMB10J28CA
Public Made by Adomby adom
DOWO TVS, 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.
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SMB10J28CA
DOWO · TVS · SMB(DO-214AA)
SMB10J28CA from DOWO, 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 | DOWO |
| 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 | 31.1 | 34.4 | V | @IT = 1 mA | 3 | |
| Maximum Reverse Leakage | IR | 1 | uA | @VRWM | 3 | ||
| Maximum Clamping Voltage | VC | 45.4 | V | @IPP | 3 | ||
| Maximum Reverse Surge Current | IPP | 22.03 | A | 10/1000μs waveform | 3 | ||
| Working Peak Reverse Voltage | VRWM | 28 | V | 3 | |||
| Test Current | IT | 1 | mA | 3 | |||
| Peak power dissipation | PPP | 1000 | W | 10/1000μs waveform, TA=25℃ | 1 | ||
| Power dissipation on infinite heatsink | PD | 5 | W | TL = 75 °C | 1 | ||
| Peak forward surge current | IFSM | 100 | A | 8.3 ms single half sine-wave, unidirectional only | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
SMB10J28CA - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
smb10j28ca-etched.step/smb10j28ca-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smb10j28ca.step/smb10j28ca.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: DOWO datasheet (3 pp, sha256
2f6d26bd9a06ecd1, 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).
# SMB10J28CA
**DOWO** · TVS · SMB(DO-214AA)
SMB10J28CA from DOWO, 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 | DOWO |
| 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 | 31.1 | | 34.4 | V | @IT = 1 mA | 3 |
| Maximum Reverse Leakage | IR | | | 1 | uA | @VRWM | 3 |
| Maximum Clamping Voltage | VC | | | 45.4 | V | @IPP | 3 |
| Maximum Reverse Surge Current | IPP | | | 22.03 | A | 10/1000μs waveform | 3 |
| Working Peak Reverse Voltage | VRWM | | 28 | | V | | 3 |
| Test Current | IT | | 1 | | mA | | 3 |
| Peak power dissipation | PPP | | | 1000 | W | 10/1000μs waveform, TA=25℃ | 1 |
| Power dissipation on infinite heatsink | PD | | | 5 | W | TL = 75 °C | 1 |
| Peak forward surge current | IFSM | | | 100 | A | 8.3 ms single half sine-wave, unidirectional only | 1 |
| Operating junction and storage temperature range | TJ, TSTG | -55 | | 150 | °C | | 1 |
## CAD (KiCad official)
- Symbol: `SMB10J28CA`
- Footprint: `Diode_SMD:D_SMB`
- 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files: `smb10j28ca-etched.step` / `smb10j28ca-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smb10j28ca.step` / `smb10j28ca.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [DOWO datasheet](docs/smb10j28ca-datasheet.pdf) (3 pp, sha256 `2f6d26bd9a06ecd1`, retrieved 2026-10-22, 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/smb10j28ca-datasheet.pdf)