Alternatives to Diodes Incorporated SMBJ30CA
Diodes Incorporated SMBJ30CA and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
Equivalent and substitute parts for Diodes Incorporated SMBJ30CA
| SMBJ30CADiodes Incorporated |  SMBJ30CABourns Inc. | SMBJ30CALittelfuse Inc. | +3more | |
|---|---|---|---|---|
| FFF Compatibility | Shares the identical 2-pin DO-214AA (SMB) footprint with bidirectional, symmetrical terminal layout.Standard SMB surface-mount package dimensions matching the original part.Identical electrical specifications including 30V reverse standoff voltage, 33.3V minimum breakdown, and 600W peak pulse power. | Symmetrical bidirectional 2-pin layout on standard DO-214AA land pattern.Identical industry-standard SMB surface-mount physical footprint.Perfect match for all primary voltage, current, and power ratings. | ||
 AI Summary | SMBJ30CA by Diodes Incorporated: ESD Protection Diodes / TVS Diodes. | This is a direct, industry-standard drop-in replacement from Bourns' active SMBJ series. It features identical 30V reverse standoff voltage, 33.3V minimum breakdown voltage, and 600W peak pulse power capability.
| Littelfuse is a leading name in circuit protection, and their active SMBJ30CA serves as a seamless, high-reliability replacement. It provides identical electrical performance and matching footprint configurations.
| |
| Lifecycle Status | Obsolete | Active | Active | |
| Market Availability | Discontinued | In stock | In stock | |
| REACH | Unknown | REACH | REACH | |
| RoHS | Unknown | RoHS | RoHS | |
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Related parts
| Part | Market availability | Lifecycle | Alternatives available |
|---|---|---|---|
 SMBJ30ADiodes Incorporated | Discontinued | Obsolete | 7Alternatives availableSee Alternatives |
| SMBJ90CADiodes Incorporated | Discontinued | Obsolete | 5Alternatives availableSee Alternatives |
| SMBJ33CADiodes Incorporated | Discontinued | Obsolete | 5Alternatives availableSee Alternatives |
 SMBJ100CAonsemi | In stock | Active | 8Alternatives availableSee Alternatives |
| SMAJ130CADiodes Incorporated | Discontinued | Obsolete | 5Alternatives availableSee Alternatives |
| SMBJ13Aonsemi | Discontinued | Obsolete | 7Alternatives availableSee Alternatives |
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Frequently asked questions
Yes. The Diodes Incorporated SMBJ30CA is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.
The closest qualified second sources for the Diodes Incorporated SMBJ30CA are the SMBJ30CA (Bourns Inc.) and the SMBJ30CA (Littelfuse Inc.), out of 5 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the SMBJ30CA are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The SMBJ30CA (Diodes Incorporated) is a part in the ESD Protection Diodes / TVS Diodes category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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