SM15T39AYAlternatives & Equivalent Parts
About SM15T39AY
SM15T39AY is a TVS Diode (Uni-directional) component manufactured by STMicroelectronics. It comes in a Diodes Moulded 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 | SM15T39AYSource | SM15T39A | 501568-0207 | IRS2330DSPBF | TLV320AIC3101IRHBT | SM15T39CAY |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Molex | Infineon | Texas Instruments | STMicroelectronics |
| Package Type | Diodes Moulded | Diodes Moulded | Other | Small Outline Packages | — | Diodes Moulded Non Polarised |
| Pin Count | 2 | 2 | 4 | 28 | — | 2 |
| Temperature Range | -40.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | — | -40.0°C ~ 125.0°C | — | -40.0°C ~ 150.0°C |
| Price | $0.2030 | $0.2112 | $0.2760 | $2.3300 | $3.8918 | $0.3450 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | OBSOLETE | — | ACTIVE |
| Electrical Parameters | ||||||
| Factory Lead Time | 53 Weeks, 1 Day | 13 Weeks | — | 4 Weeks | — | 53 Weeks, 1 Day |
| YTEOL | 7 | 7.04 | — | 0 | — | 7 |
| Breakdown Voltage-Max | 41 V | 41 V | — | — | — | 41 V |
| Breakdown Voltage-Min | 37.1 V | 37.1 V | — | — | — | 37.1 V |
| Breakdown Voltage-Nom | 39 V | 39 V | — | — | — | 39 V |
| Clamping Voltage-Max | 53.9 V | 69.7 V | — | — | — | 53.9 V |
| Configuration | SINGLE, 1 CHANNEL | SINGLE, 1 CHANNEL | — | — | — | SINGLE, 1 CHANNEL |
| Diode Element Material | SILICON | SILICON | — | — | — | SILICON |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | — | — | — | TRANS VOLTAGE SUPPRESSOR DIODE |
| JEDEC-95 Code | DO-214AB | DO-214AB | — | — | — | DO-214AB |
| JESD-30 Code | R-PDSO-C2 | R-PDSO-C2 | — | R-PDSO-G28 | — | R-PDSO-C2 |
| Non-rep Peak Rev Power Dis-Max | 1500 W | 1500 W | — | — | — | 1500 W |
| Number of Elements | 1 | 1 | — | — | — | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | 260 | — | — | — | 260 |
| Polarity | UNIDIRECTIONAL | UNIDIRECTIONAL | — | — | — | BIDIRECTIONAL |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | — | Not Qualified |
| Reference Standard | AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750 | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883 | — | — | — | AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750 |
| Rep Pk Reverse Voltage-Max | 33.3 V | 33 V | — | — | — | 33.3 V |
| Reverse Current-Max | 0.2 µA | 5 µA | — | — | — | 0.2 µA |
| Reverse Test Voltage | 33.3 V | 33 V | — | — | — | 33.3 V |
| Surface Mount | YES | YES | — | YES | — | YES |
| Technology | AVALANCHE | AVALANCHE | — | — | — | AVALANCHE |
| Terminal Form | C BEND | C BEND | — | GULL WING | — | C BEND |
| Terminal Position | DUAL | DUAL | — | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | — | — | — | — | — |
| ## SM15T39AY Alternates Showing results | Image | — | — | — | — | — |
| Additional Feature | — | UL RECOGNIZED | PICO-CLASP | — | — | — |
| JESD-609 Code | — | e3 | e3 | — | — | e3 |
| Terminal Finish | — | Matte Tin (Sn) | — | — | — | Matte Tin (Sn) |
| Pbfree Code | — | — | Yes | — | — | — |
| Reach Compliance Code | — | — | Unknown | — | — | — |
| Connector Type | — | — | BOARD CONNECTOR | — | — | — |
| Contact Finish Mating | — | — | TIN | — | — | — |
| Contact Finish Termination | — | — | TIN | — | — | — |
| Contact Gender | — | — | MALE | — | — | — |
| Contact Material | — | — | PHOSPHOR BRONZE | — | — | — |
| DIN Conformance | — | — | NO | — | — | — |
| Filter Feature | — | — | NO | — | — | — |
| IEC Conformance | — | — | NO | — | — | — |
| MIL Conformance | — | — | NO | — | — | — |
| Manufacturer Series | — | — | 501568 | — | — | — |
| Mating Information | — | — | MULTIPLE MATING PARTS AVAILABLE | — | — | — |
| Mixed Contacts | — | — | NO | — | — | — |
| Mounting Style | — | — | RIGHT ANGLE | — | — | — |
| Mounting Type | — | — | BOARD | — | — | — |
| Number of Rows Loaded | — | — | 1 | — | — | — |
| Option | — | — | GENERAL PURPOSE | — | — | — |
| Terminal Pitch | — | — | 1 mm | 1.27 mm | — | — |
| Termination Type | — | — | SURFACE MOUNT | — | — | — |
| Total Number of Contacts | — | — | 2 | — | — | — |
| UL Flammability Code | — | — | 94V-2 | — | — | — |
| High Side Driver | — | — | — | YES | — | — |
| Input Characteristics | — | — | — | STANDARD | — | — |
| Interface IC Type | — | — | — | BUFFER OR INVERTER BASED MOSFET DRIVER | — | — |
| Number of Functions | — | — | — | 1 | — | — |
| Output Characteristics | — | — | — | OPEN-DRAIN | — | — |
| Output Peak Current Limit-Nom | — | — | — | 0.5 A | — | — |
| Output Polarity | — | — | — | TRUE | — | — |
| Package Equivalence Code | — | — | — | SOP28,.4 | — | — |
| Supply Voltage-Max | — | — | — | 20 V | — | — |
| Supply Voltage-Min | — | — | — | 10 V | — | — |
| Supply Voltage-Nom | — | — | — | 15 V | — | — |
| Supply Voltage1-Max | — | — | — | 620 V | — | — |
| Supply Voltage1-Min | — | — | — | 2 V | — | — |
| Supply Voltage1-Nom | — | — | — | 15 V | — | — |
| Temperature Grade | — | — | — | AUTOMOTIVE | — | — |
| Turn-off Time | — | — | — | 0.7 µs | — | — |
| Turn-on Time | — | — | — | 0.7 µs | — | — |
| ## SM15T39CAY Alternates Showing results | — | — | — | — | — | Image |
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 5 alternatives for SM15T39AY — response within 24 hours.
Quick Links
Voltage Suppressor Diode, Unidirectional, 1 Element, Silicon, DO-214AB
suggested
suggested
suggested
Trans Voltage Suppressor Diode, 1500W, 33.3V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AB
Why Look for Alternatives?
Finding alternatives for SM15T39AY 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 SM15T39AY 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 SM15T39AY?
Known equivalents for SM15T39AY include SM15T39A, 501568-0207, IRS2330DSPBF. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SM15T39AY?
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 SM15T39AY 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.