STPS640CSFYAlternatives & Equivalent Parts
About STPS640CSFY
STPS640CSFY is a Schottky Diode with Dual Anode component manufactured by STMicroelectronics. It comes in a Other 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 | STPS640CSFYSource | L4974A | STPS1545CT | STPS640CB | TNPW1206249RBEEA | EFM8SB10F8G-A-QSOP24 |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | Vishay | Silicon Labs |
| Package Type | Other | Dual-In-Line Packages | Transistor Outline, Vertical | Other | Other | Small Outline Packages |
| Pin Count | 3 | 20 | 3 | 3 | 2 | 24 |
| Temperature Range | -40.0°C ~ 150.0°C | -40.0°C ~ 150.0°C | ~ 175.0°C | — | -55.0°C ~ 125.0°C | — |
| Price | $0.2238 | $5.2400 | $0.2400 | $0.5074 | $0.1250 | $0.9900 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE | — |
| Electrical Parameters | ||||||
| Factory Lead Time | 15 Weeks | — | 15 Weeks | — | 8 Weeks | — |
| Date Of Intro | 2020-10-29 | — | — | — | — | — |
| YTEOL | 6.12 | 0 | 5.22 | 0 | 14 | — |
| Additional Feature | FREE WHEELING DIODE | — | FREE WHEELING DIODE | FREEWHEELING DIODE | ANTI-SULFUR, RATED AC VOLTAGE (V): 200 | — |
| Application | GENERAL PURPOSE | — | FAST RECOVERY POWER | POWER | — | — |
| Case Connection | CATHODE | — | — | CATHODE | — | — |
| Configuration | COMMON CATHODE, 2 ELEMENTS | — | COMMON CATHODE, 2 ELEMENTS | COMMON CATHODE, 2 ELEMENTS | — | — |
| Diode Element Material | SILICON | — | SILICON | SILICON | — | — |
| Diode Type | RECTIFIER DIODE | — | RECTIFIER DIODE | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | 0.58 V | — | 0.84 V | 0.57 V | — | — |
| JEDEC-95 Code | TO-277A | — | TO-220AB | TO-252AA | — | — |
| JESD-30 Code | R-PDSO-F3 | R-PDIP-T20 | R-PSFM-T3 | R-PSSO-G2 | — | — |
| Non-rep Pk Forward Current-Max | 120 A | — | 150 A | 75 A | — | — |
| Number of Elements | 2 | — | 2 | 2 | — | — |
| Number of Phases | 1 | — | 1 | 1 | — | — |
| Output Current-Max | 3 A | 5.5 A | 7.5 A | 3 A | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE | — |
| Package Style | SMALL OUTLINE | IN-LINE | FLANGE MOUNT | SMALL OUTLINE | SMT | — |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | — | NOT SPECIFIED | 260 | — | — |
| Reference Standard | AEC-Q101 | — | — | — | AEC-Q200 | — |
| Rep Pk Reverse Voltage-Max | 40 V | — | 45 V | 40 V | — | — |
| Reverse Current-Max | 75 µA | — | 100 µA | 10000 µA | — | — |
| Reverse Test Voltage | 40 V | — | 45 V | — | — | — |
| Surface Mount | YES | NO | NO | YES | YES | — |
| Technology | SCHOTTKY | BCDMOS | SCHOTTKY | SCHOTTKY | THIN FILM | — |
| Terminal Form | FLAT | THROUGH-HOLE | THROUGH-HOLE | GULL WING | — | — |
| Terminal Position | DUAL | DUAL | SINGLE | SINGLE | — | — |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | — | NOT SPECIFIED | 30 | — | — |
| Analog IC - Other Type | — | SWITCHING REGULATOR | — | — | — | — |
| Control Mode | — | VOLTAGE-MODE | — | — | — | — |
| Control Technique | — | PULSE WIDTH MODULATION | — | — | — | — |
| Input Voltage-Max | — | 50 V | — | — | — | — |
| Input Voltage-Min | — | 15 V | — | — | — | — |
| Input Voltage-Nom | — | 35 V | — | — | — | — |
| JESD-609 Code | — | e3 | e3 | e3 | e3 | — |
| Number of Functions | — | 1 | — | — | — | — |
| Package Equivalence Code | — | DIP20,.3 | — | — | — | — |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | — | — |
| Switcher Configuration | — | BUCK | — | — | — | — |
| Switching Frequency-Max | — | 200 kHz | — | — | — | — |
| Terminal Finish | — | TIN | Matte Tin (Sn) | MATTE TIN | MATTE TIN OVER NICKEL | — |
| Terminal Pitch | — | 2.54 mm | — | — | — | — |
| ## STPS1545CT Alternates Showing results | — | — | Image | — | — | — |
| ## STPS640CB Alternates Showing results | — | — | — | Image | — | — |
| Pbfree Code | — | — | — | — | Yes | — |
| Reach Compliance Code | — | — | — | — | Compliant | — |
| Construction | — | — | — | — | Rectangular | — |
| Mounting Feature | — | — | — | — | SURFACE MOUNT | — |
| Package Height | — | — | — | — | 0.55 mm | — |
| Package Length | — | — | — | — | 3.2 mm | — |
| Package Width | — | — | — | — | 1.6 mm | — |
| Packing Method | — | — | — | — | TR, Paper, 7 Inch | — |
| Rated Power Dissipation (P) | — | — | — | — | 0.27 W | — |
| Rated Temperature | — | — | — | — | 70 °C | — |
| Resistance | — | — | — | — | 249 Ω | — |
| Resistor Type | — | — | — | — | FIXED RESISTOR | — |
| Size Code | — | — | — | — | 1206 | — |
| Temperature Coefficient | — | — | — | — | 25 ppm/°C | — |
| Terminal Shape | — | — | — | — | WRAPAROUND | — |
| Tolerance | — | — | — | — | 0.1% | — |
| Working Voltage | — | — | — | — | 200 V | — |
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 STPS640CSFY — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for STPS640CSFY 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 STPS640CSFY 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 STPS640CSFY?
Known equivalents for STPS640CSFY include L4974A, STPS1545CT, STPS640CB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STPS640CSFY?
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 STPS640CSFY 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.