Alternatives to STMicroelectronics 1.5KE39A
STMicroelectronics 1.5KE39A 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 STMicroelectronics 1.5KE39A
1.5KE39ASTMicroelectronics | 1.5KE39A/BYAGEO | 1.5KE39A-TPMCC (Micro Commercial Components) | +8more | |
|---|---|---|---|---|
| FFF Compatibility | Same DO-201 package with identical lead spacing and diameter.Identical package dimensions and axial construction.Matches all critical specifications including clamping voltage and peak pulse current. | Same DO-201/DO-201AE package with identical lead diameter and layout.Identical body dimensions and axial mounting style.Matches all original electrical specs including 1500W peak pulse power, 33.3V stand-off voltage, and 28.2A peak current. | ||
1.5KE39A by STMicroelectronics: 53.9V Clamp 28.2A Ipp Tvs Diode Through Hole DO-201AE. | This part is a direct, fully compatible drop-in replacement with identical electrical and physical characteristics.
| This is a highly compatible alternative in the same DO-201AE package, offering identical electrical characteristics.
| ||
| Lifecycle Status | Active | Active | Active | |
| Market Availability | In stock | In stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | RoHS | RoHS | RoHS | |
| ——— ———— | ————— ——— ———— | ———— —————— | —— ————— ——— | |
| —————— —— | ——————— ———— | ————— ——— ———— | ———— —————— | |
| ———— ——— | —— ————— ——— | ——————— ———— | ————— ——— ———— | |
| —— ————— | ———— —————— | —— ————— ——— | ——————— ———— | |
| ——— ———— | ————— ——— ———— | ———— —————— | —— ————— ——— | |
| —————— —— | ——————— ———— | ————— ——— ———— | ———— —————— | |
| ———— ——— | —— ————— ——— | ——————— ———— | ————— ——— ———— | |
| —— ————— | ———— —————— | —— ————— ——— | ——————— ———— |
Unlock all 10 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 |
|---|---|---|---|
| In stock | Obsolete | 8Alternatives availableSee Alternatives | |
| Discontinued | Obsolete | 2Alternatives availableSee Alternatives | |
| In stock | Obsolete | 4Alternatives availableSee Alternatives | |
| In stock | Obsolete | 4Alternatives availableSee Alternatives | |
| Discontinued | Obsolete | 8Alternatives availableSee Alternatives | |
| In stock | Obsolete | 2Alternatives 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

