Alternatives to onsemi SMCJ12A
onsemi SMCJ12A and its qualified second sources, compared on form, fit and function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
Equivalent and substitute parts for onsemi SMCJ12A
SMCJ12Aonsemi | 5.0SMDJ12A-T7Littelfuse Inc. | 5.0SMDJ12A-RBourns Inc. | +7more | |
|---|---|---|---|---|
| FFF Compatibility | ||||
SMCJ12A by onsemi: 19.9V Clamp 75.4A Ipp Tvs Diode Surface Mount DO-214AB (SMC). | Similar alternative by Littelfuse Inc. | Similar alternative by Bourns Inc. | ||
| Lifecycle Status | Active | Active | Active | |
| Market Availability | In stock | In stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | RoHS | RoHS | RoHS | |
| ——— ———— | ————— ——— ———— | ———— —————— | —— ————— ——— | |
| —————— —— | ——————— ———— | ————— ——— ———— | ———— —————— | |
| ———— ——— | —— ————— ——— | ——————— ———— | ————— ——— ———— | |
| —— ————— | ———— —————— | —— ————— ——— | ——————— ———— | |
| ——— ———— | ————— ——— ———— | ———— —————— | —— ————— ——— | |
| —————— —— | ——————— ———— | ————— ——— ———— | ———— —————— | |
| ———— ——— | —— ————— ——— | ——————— ———— | ————— ——— ———— | |
| —— ————— | ———— —————— | —— ————— ——— | ——————— ———— |
Unlock all 9 alternatives
Sign in with your work email to read every gated row on this table — description, lead time, origin, export control and the full technical data.
Sign in to unlockSigning in creates a free Parter account. We use your name and email to contact you about Parter — see our Privacy Policy.
- Find & compare verified second sources
- Spot risk early with real-time part monitoring
- Stay compliant and production-ready
Related parts
| Part | Market availability | Lifecycle | Alternatives available |
|---|---|---|---|
| SMAJ12ADiodes Incorporated | Discontinued | Obsolete | 6Alternatives availableSee Alternatives |
| Discontinued | Obsolete | 1Alternatives availableSee Alternatives | |
| In stock | Active | 4Alternatives availableSee Alternatives | |
| In stock | Obsolete | 6Alternatives availableSee Alternatives | |
| SMBJ24ADiodes Incorporated | Discontinued | Obsolete | 7Alternatives availableSee Alternatives |
| In stock | Obsolete | 5Alternatives availableSee Alternatives |
You searched one part. Parter watches your whole BOM.
All your BOM, at once
Parter maps every line to live stock, lead time, lifecycle and compliance data across the entire market — not part by part.
Hear about problems before they hit production
Allocation, EOL and last-time-buy notices surface the moment they appear, not when your buyer's PO bounces.
Qualified replacements in minutes, not days
Every at-risk line gets form-fit-function matches like the ones above — deltas flagged, evidence attached. Review, push to your BOM, and Parter starts watching the new part too.
Schedule a demo
See Parter in action
Discover how Parter can help your hardware team:
- Streamline your hardware operations with AI
- Detect and prevent lifecycle disruptions
- Accelerate product development
- Stay compliant and production-ready


