1.5KE400AAlternatives & Equivalent Parts
About 1.5KE400A
1.5KE400A is a TVS Diode (Uni-directional) component manufactured by STMicroelectronics. It comes in a Diodes, Axial Diameter Horizontal Mounting package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | 1.5KE400ASource | 1.5KE400CA |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Package Type | Diodes, Axial Diameter Horizontal Mounting | Diodes, Axial Diameter Horizontal Mounting |
| Pin Count | 2 | 2 |
| Temperature Range | -55.0°C ~ 175.0°C | -55.0°C ~ 175.0°C |
| Price | $0.1911 | $0.1520 |
| Electrical Parameters | ||
| Factory Lead Time | 25 Weeks | 25 Weeks |
| YTEOL | 1 | 1 |
| Additional Feature | UL RECOGNIZED | UL RECOGNIZED |
| Breakdown Voltage-Max | 420 V | 420 V |
| Breakdown Voltage-Min | 380 V | 380 V |
| Breakdown Voltage-Nom | 400 V | 400 V |
| Case Connection | ISOLATED | ISOLATED |
| Clamping Voltage-Max | 706 V | 706 V |
| Configuration | SINGLE, 1 CHANNEL | SINGLE, 1 CHANNEL |
| Diode Capacitance-Min | 390 pF | 195 pF |
| Diode Element Material | SILICON | SILICON |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE |
| JEDEC-95 Code | DO-201 | DO-201 |
| JESD-30 Code | O-PALF-W2 | O-PALF-W2 |
| JESD-609 Code | e3 | e3 |
| Non-rep Peak Rev Power Dis-Max | 1500 W | 1500 W |
| Number of Elements | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | ROUND | ROUND |
| Package Style | LONG FORM | LONG FORM |
| Polarity | UNIDIRECTIONAL | BIDIRECTIONAL |
| Power Dissipation-Max | 5 W | 5 W |
| Qualification Status | Not Qualified | Not Qualified |
| Reference Standard | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 |
| Rep Pk Reverse Voltage-Max | 342 V | 342 V |
| Reverse Current-Max | 5 µA | 5 µA |
| Reverse Test Voltage | 342 V | 342 V |
| Surface Mount | NO | NO |
| Technology | AVALANCHE | AVALANCHE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed |
| Terminal Form | WIRE | WIRE |
| Terminal Position | AXIAL | AXIAL |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Voltage Suppressor Diode, 1500W, 342V V(RWM), Bidirectional, 1 Element, Silicon, DO-201AE
Why Look for Alternatives?
Finding alternatives for 1.5KE400A is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating 1.5KE400A replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for 1.5KE400A. Get expert recommendations within 24 hours.
Request Alternatives for 1.5KE400AFAQ
What is equivalent to 1.5KE400A?
Known equivalents for 1.5KE400A include 1.5KE400CA. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1.5KE400A?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify 1.5KE400A alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.