1.5KE440AAlternatives & Equivalent Parts
About 1.5KE440A
1.5KE440A 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.
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Specification Comparison
| Parameter | 1.5KE440ASource | FDH44N50 | TC4421AVOA | TPS7A5201RPST |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | ON Semiconductor | Microchip | Texas Instruments |
| Package Type | Diodes, Axial Diameter Horizontal Mounting | Transistor Outline, Vertical | Small Outline Packages | Other |
| Pin Count | 2 | 3 | 8 | 16 |
| Temperature Range | -55.0°C ~ 175.0°C | -55.0°C ~ 175.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.1911 | $4.5830 | $1.2804 | $1.1015 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | END OF LIFE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Factory Lead Time | 25 Weeks | — | 6 Weeks | — |
| YTEOL | 1 | 5.95 | 8 | 15 |
| Additional Feature | UL RECOGNIZED | — | — | — |
| Breakdown Voltage-Max | 462 V | — | — | — |
| Breakdown Voltage-Min | 418 V | — | — | — |
| Breakdown Voltage-Nom | 440 V | — | — | — |
| Case Connection | ISOLATED | DRAIN | — | — |
| Clamping Voltage-Max | 776 V | — | — | — |
| Configuration | SINGLE, 1 CHANNEL | SINGLE WITH BUILT-IN DIODE | — | — |
| Diode Capacitance-Min | 360 pF | — | — | — |
| Diode Element Material | SILICON | — | — | — |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | — | — | — |
| JEDEC-95 Code | DO-201 | TO-247 | — | — |
| JESD-30 Code | O-PALF-W2 | R-PSFM-T3 | R-PDSO-G8 | R-PQCC-N12 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Non-rep Peak Rev Power Dis-Max | 1500 W | — | — | — |
| Number of Elements | 1 | 1 | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | LONG FORM | FLANGE MOUNT | SMALL OUTLINE | CHIP CARRIER, VERY THIN PROFILE |
| Polarity | UNIDIRECTIONAL | — | — | — |
| Power Dissipation-Max | 5 W | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Reference Standard | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 | — | — | — |
| Rep Pk Reverse Voltage-Max | 376 V | — | — | — |
| Reverse Current-Max | 5 µA | — | — | — |
| Reverse Test Voltage | 376 V | — | — | — |
| Surface Mount | NO | NO | YES | YES |
| Technology | AVALANCHE | — | — | BICMOS |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | WIRE | THROUGH-HOLE | GULL WING | NO LEAD |
| Terminal Position | AXIAL | SINGLE | DUAL | QUAD |
| Pbfree Code | — | Yes | Yes | Yes |
| Manufacturer Package Code | — | 340CK | SOIC-8 | — |
| Avalanche Energy Rating (Eas) | — | 1500 mJ | — | — |
| DS Breakdown Voltage-Min | — | 500 V | — | — |
| Drain Current-Max (ID) | — | 44 A | — | — |
| Drain-source On Resistance-Max | — | 0.12 Ω | — | — |
| FET Technology | — | METAL-OXIDE SEMICONDUCTOR | — | — |
| Operating Mode | — | ENHANCEMENT MODE | — | — |
| Polarity/Channel Type | — | N-CHANNEL | — | — |
| Power Dissipation-Max (Abs) | — | 750 W | — | — |
| Pulsed Drain Current-Max (IDM) | — | 176 A | — | — |
| Transistor Application | — | SWITCHING | — | — |
| Transistor Element Material | — | SILICON | — | — |
| High Side Driver | — | — | YES | — |
| Input Characteristics | — | — | SCHMITT TRIGGER | — |
| Interface IC Type | — | — | BUFFER OR INVERTER BASED MOSFET DRIVER | — |
| Number of Functions | — | — | 1 | 1 |
| Output Characteristics | — | — | TOTEM-POLE | — |
| Output Peak Current Limit-Nom | — | — | 10 A | — |
| Output Polarity | — | — | INVERTED | — |
| Package Equivalence Code | — | — | SOP8,.25 | LCC12,.09X.08 |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 |
| Screening Level | — | — | TS 16949 | — |
| Supply Current-Max | — | — | 0.5 mA | — |
| Supply Voltage-Max | — | — | 18 V | — |
| Supply Voltage-Min | — | — | 4.5 V | — |
| Supply Voltage-Nom | — | — | 12 V | — |
| Supply Voltage1-Max | — | — | 18 V | — |
| Supply Voltage1-Min | — | — | 4.5 V | — |
| Supply Voltage1-Nom | — | — | 12 V | — |
| Temperature Grade | — | — | AUTOMOTIVE | — |
| Terminal Pitch | — | — | 1.27 mm | 0.5 mm |
| Turn-off Time | — | — | 0.105 µs | — |
| Turn-on Time | — | — | 0.1 µs | — |
| Date Of Intro | — | — | — | 2019-12-18 |
| Adjustability | — | — | — | ADJUSTABLE |
| Dropout Voltage1-Max | — | — | — | 0.225 V |
| Dropout Voltage1-Nom | — | — | — | 0.04 V |
| Input Voltage-Max | — | — | — | 6.5 V |
| Input Voltage-Min | — | — | — | 1.1 V |
| Number of Outputs | — | — | — | 1 |
| Operating Temperature TJ-Max | — | — | — | 125 °C |
| Operating Temperature TJ-Min | — | — | — | -40 °C |
| Output Current1-Max | — | — | — | 2 A |
| Output Voltage1-Max | — | — | — | 5.15 V |
| Output Voltage1-Min | — | — | — | 0.8 V |
| Packing Method | — | — | — | TR |
| Regulator Type | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 |
| Voltage Tolerance-Max | — | — | — | 0.5% |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for 1.5KE440A — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 1.5KE440A 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 1.5KE440A 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.
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FAQ
What is equivalent to 1.5KE440A?
Known equivalents for 1.5KE440A include FDH44N50, TC4421AVOA, TPS7A5201RPST. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1.5KE440A?
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 1.5KE440A 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.