Key Selection Information
| Selection Parameter | Confirmed Information |
|---|---|
| Package | DO-214AA(SMB) |
| Number of Channels | 1 |
| Operating Temperature | -55℃~+150℃ |
| Clamping Voltage | 19.9V |
| Peak Pulse Current (Ipp) | 30.2A@10/1000us |
| Peak Pulse Power Dissipation (Ppp) | 600W@10/1000us |
| Voltage – Breakdown | 14.7V |
Product Overview
SMBJ12A is a YANGJIE diode / rectifier identified by the exact orderable code SMBJ12A. Its confirmed technical identity includes Number of Channels 1, Operating Temperature -55℃~+150℃, Clamping Voltage 19.9V, Peak Pulse Current (Ipp) 30.2A@10/1000us.
The exact device is described as: 19.9VC Clamp 30.2A@10/1000us Ipp TVS DIODE DO-214AA(SMB). Selection should be based on the exact package and the operating conditions required by the design, rather than on a nearby family member or a generic part number.
Technical Specifications
| Parameter | Value |
|---|---|
| Package | DO-214AA(SMB) |
| Number of Channels | 1 |
| Operating Temperature | -55℃~+150℃ |
| Clamping Voltage | 19.9V |
| Peak Pulse Current (Ipp) | 30.2A@10/1000us |
| Peak Pulse Power Dissipation (Ppp) | 600W@10/1000us |
| Voltage – Breakdown | 14.7V |
| type | TVS |
| Polarity | Unidirectional |
| Reverse Leakage Current (Ir) | 5uA |
| Reverse Stand-Off Voltage (Vrwm) | 12V |
Selection Notes
- Package: DO-214AA(SMB)
- Number of Channels: 1
- Operating Temperature: -55℃~+150℃
- Clamping Voltage: 19.9V
- Peak Pulse Current (Ipp): 30.2A@10/1000us
Application Fit
This exact part is appropriate for designs that require a diode / rectifier with the confirmed package and electrical/function parameters above. Final fit depends on the surrounding circuit, interface, thermal and mechanical requirements of the target design.
Design Considerations
Use the exact DO-214AA(SMB) footprint/package definition when checking PCB land pattern, assembly clearance and sourcing equivalence.
Related Engineering Resources
- Datasheet — verified HKEQGOO-hosted technical document for this exact product identity.
Alternative Parts
The following source-displayed parts may be useful for engineering comparison. They are not claimed to be drop-in replacements; verify electrical ratings, package, pinout, lifecycle, and application conditions before substitution.
- SMBJ11AQ — YANGJIE; DO-214AA(SMB)
- SMBJ13A — YANGJIE; DO-214AA(SMB)
- SMBJ13AQ — YANGJIE; DO-214AA(SMB)
- P6SMB15AQ — YANGJIE; DO-214AA(SMB)
Quality & Verification Support
Third-party inspection or testing can be arranged according to customer requirements. Testing fees are borne by the buyer. Additional verification requirements can be discussed before shipment. After an order is placed, physical product, label, packaging, and Date Code photos may be provided where appropriate.
Request a Quote
To request a quotation, provide the manufacturer part number, required quantity, destination, target Date Code if applicable, and any testing or inspection requirements.
Alternative Candidates for Engineering Evaluation
Candidate alternative parts require engineering verification before substitution. Electrical characteristics, pinout, package, qualification, and application requirements should be verified before use.
| MPN | Manufacturer | Package |
|---|---|---|
| SMBJ11AQ | YANGJIE | DO-214AA(SMB) |
| SMBJ13A | YANGJIE | DO-214AA(SMB) |
| SMBJ13AQ | YANGJIE | DO-214AA(SMB) |
| P6SMB15AQ | YANGJIE | DO-214AA(SMB) |






