Alternatives to Littelfuse P6KE440A
Littelfuse P6KE440A and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 P6KE440ALittelfuse | P6KE440A-E3/54Vishay General Semiconductor - Diodes Division | P6KE440A-TPMCC (Micro Commercial Components) | +3more | |
|---|---|---|---|---|
| FFF Compatibility | Both are unidirectional 2-pin axial through-hole devices with identical anode/cathode assignments where the cathode is marked by a band.Both utilize the industry-standard DO-204AC (DO-15) package dimensions and mounting footprint.Matches all primary electrical metrics including 376V reverse standoff voltage, 418V breakdown voltage, 602V clamping voltage, and 600W peak pulse power. | Identical 2-pin through-hole axial layout with standard cathode band orientation.Direct physical fit in standard DO-15 (DO-204AC) outline with equivalent lead spacing and body dimensions.Matches 376V standoff voltage and 418V minimum breakdown while offering a slightly tighter 600V clamping voltage and same 600W peak power. | ||
 AI Summary | P6KE440A by Littelfuse: 602V Clamp 1A Ipp Tvs Diode Through Hole DO-204AC (DO-15). | This is a high-reliability direct equivalent from Vishay that matches the original Littelfuse part in package size, mounting style, and electrical specifications. It features a identical 376V standoff voltage and 600W peak pulse power handling.
| This is an excellent direct alternative from MCC featuring identical physical constraints and nearly identical electrical specs. It is an industry-standard alternative with similar thermal performance.
| |
| Lifecycle Status | Active | Unknown | Unknown | |
| Market Availability | In stock | Unknown | Unknown | |
| REACH | REACH | Unknown | Unknown | |
| RoHS | RoHS | Unknown | Unknown | |
| Description | 602V Clamp 1A Ipp Tvs Diode Through Hole DO-204AC (DO-15) | This is a high-reliability direct equivalent from Vishay that matches the original Littelfuse part in package size, mounting style, and elec | This is an excellent direct alternative from MCC featuring identical physical constraints and nearly identical electrical specs. It is an in | |
| Manufacturer | Littelfuse | Vishay General Semiconductor - Diodes Division | MCC (Micro Commercial Components) | |
| Type | Transient Voltage Suppressors (TVS) | Component | Component | |
| Datasheet | Open | N/A | N/A | |
| Lead Time | 14 weeks | Unknown | Unknown | |
| Country of Origin | - | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8541.10.0080 | - | - | |
| Moisture Sensitivity Level | 1 (Unlimited) | - | - | |
| Type | Zener | - | - | |
| Applications | General Purpose | - | - | |
| Mounting Type | Through Hole | - | - | |
| Package / Case | DO-204AC, DO-15, Axial | - | - | |
| Power - Peak Pulse | 600W | - | - | |
| Operating Temperature | -55°C ~ 150°C | - | - | |
| Power Line Protection | Yes | - | - | |
| Supplier Device Package | DO-204AC (DO-15) | - | - |
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Related parts
| Part | Market availability | Lifecycle | Alternatives available |
|---|---|---|---|
 P6KE400CASTMicroelectronics | In stock | Obsolete | 6Alternatives availableSee Alternatives |
| P6KE10Aonsemi | Discontinued | Obsolete | 7Alternatives availableSee Alternatives |
 P6KE30ASTMicroelectronics | In stock | Obsolete | 4Alternatives availableSee Alternatives |
 P6KE120Aonsemi | In stock | Active | 5Alternatives availableSee Alternatives |
 P6KE12ATaiwan Semiconductor | In stock | Active | 6Alternatives availableSee Alternatives |
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Frequently asked questions
Yes. The Littelfuse P6KE440A is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.
The closest qualified second sources for the Littelfuse P6KE440A are the P6KE440A-E3/54 (Vishay General Semiconductor - Diodes Division) and the P6KE440A-TP (MCC (Micro Commercial Components)), 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 P6KE440A 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 P6KE440A (Littelfuse) is a part in the Transient Voltage Suppressors (TVS) category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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