STPS140AYAlternatives & Equivalent Parts
About STPS140AY
STPS140AY is a Schottky Diode 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 | STPS140AYSource | STPS140UY | STPS140A | STPS140U | STPS140AFN |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Diodes Moulded | Diodes Moulded | Diodes Moulded | Other | Small Outline Diode Flat Lead |
| Pin Count | 2 | 2 | 2 | 2 | 2 |
| Temperature Range | -40.0°C ~ 150.0°C | -40.0°C ~ 150.0°C | ~ 150.0°C | ~ 150.0°C | ~ 150.0°C |
| Price | $0.0529 | $0.0603 | $0.0450 | $0.0386 | $0.0651 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||
| Factory Lead Time | 15 Weeks | 15 Weeks | 15 Weeks | 15 Weeks | — |
| YTEOL | 6.1 | 6.1 | 4 | 4 | 0 |
| Additional Feature | FREE WHEELING DIODE | FREE WHEELING DIODE | FREE WHEELING DIODE | FREE WHEELING DIODE | FREE WHEELING DIODE |
| Application | GENERAL PURPOSE | GENERAL PURPOSE | POWER | GENERAL PURPOSE | POWER |
| Configuration | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE |
| Diode Element Material | SILICON | SILICON | SILICON | SILICON | SILICON |
| Diode Type | RECTIFIER DIODE | RECTIFIER DIODE | RECTIFIER DIODE | RECTIFIER DIODE | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | 0.65 V | 0.65 V | 0.65 V | 0.65 V | 0.65 V |
| JEDEC-95 Code | DO-214AC | DO-214AA | — | DO-214AA | — |
| JESD-30 Code | R-PDSO-C2 | R-PDSO-C2 | R-PDSO-C2 | R-PDSO-C2 | R-PDSO-F2 |
| JESD-609 Code | e3 | e3 | e3 | e3 | — |
| Non-rep Pk Forward Current-Max | 60 A | 60 A | 60 A | 60 A | 60 A |
| Number of Elements | 1 | 1 | 1 | 1 | 1 |
| Number of Phases | 1 | 1 | 1 | 1 | 1 |
| Output Current-Max | 1 A | 1 A | 1 A | 1 A | 1 A |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | NOT SPECIFIED |
| Reference Standard | AEC-Q101 | AEC-Q101 | — | — | — |
| Rep Pk Reverse Voltage-Max | 40 V | 40 V | 40 V | 40 V | 40 V |
| Reverse Current-Max | 12 µA | 12 µA | 12 µA | 12 µA | 12 µA |
| Reverse Test Voltage | 40 V | 40 V | 40 V | 40 V | 40 V |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | SCHOTTKY | SCHOTTKY | SCHOTTKY | SCHOTTKY | SCHOTTKY |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) | — |
| Terminal Form | C BEND | C BEND | C BEND | C BEND | FLAT |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Qualification Status | — | — | Not Qualified | Not Qualified | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 10 | NOT SPECIFIED | NOT SPECIFIED |
| ## STPS140A Alternates Showing results | — | — | Image | — | — |
| ## STPS140U Alternates Showing results | — | — | — | Image | — |
| Date Of Intro | — | — | — | — | 2019-09-30 |
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 4 alternatives for STPS140AY — response within 24 hours.
Quick Links
Rectifier Diode, Schottky, 1 Phase, 1 Element, 1A, 40V V(RRM), Silicon, DO-214AA
Rectifier Diode, Schottky, 1 Phase, 1 Element, 1A, 40V V(RRM), Silicon, DO-214AA
Rectifier Diode, Schottky, 1 Phase, 1 Element, 1A, 40V V(RRM), Silicon
Why Look for Alternatives?
Finding alternatives for STPS140AY 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 STPS140AY 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 STPS140AY?
Known equivalents for STPS140AY include STPS140UY, STPS140A, STPS140U. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STPS140AY?
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 STPS140AY 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.