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

ParameterSTPS640CSFYSourceL4974ASTPS1545CTSTPS640CBTNPW1206249RBEEAEFM8SB10F8G-A-QSOP24
ManufacturerSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsVishaySilicon Labs
Package TypeOtherDual-In-Line PackagesTransistor Outline, VerticalOtherOtherSmall Outline Packages
Pin Count32033224
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
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEOBSOLETEACTIVEOBSOLETEACTIVE
Electrical Parameters
Factory Lead Time15 Weeks15 Weeks8 Weeks
Date Of Intro2020-10-29
YTEOL6.1205.22014
Additional FeatureFREE WHEELING DIODEFREE WHEELING DIODEFREEWHEELING DIODEANTI-SULFUR, RATED AC VOLTAGE (V): 200
ApplicationGENERAL PURPOSEFAST RECOVERY POWERPOWER
Case ConnectionCATHODECATHODE
ConfigurationCOMMON CATHODE, 2 ELEMENTSCOMMON CATHODE, 2 ELEMENTSCOMMON CATHODE, 2 ELEMENTS
Diode Element MaterialSILICONSILICONSILICON
Diode TypeRECTIFIER DIODERECTIFIER DIODERECTIFIER DIODE
Forward Voltage-Max (VF)0.58 V0.84 V0.57 V
JEDEC-95 CodeTO-277ATO-220ABTO-252AA
JESD-30 CodeR-PDSO-F3R-PDIP-T20R-PSFM-T3R-PSSO-G2
Non-rep Pk Forward Current-Max120 A150 A75 A
Number of Elements222
Number of Phases111
Output Current-Max3 A5.5 A7.5 A3 A
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR PACKAGE
Package StyleSMALL OUTLINEIN-LINEFLANGE MOUNTSMALL OUTLINESMT
Peak Reflow Temperature (Cel)NOT SPECIFIEDNOT SPECIFIED260
Reference StandardAEC-Q101AEC-Q200
Rep Pk Reverse Voltage-Max40 V45 V40 V
Reverse Current-Max75 µA100 µA10000 µA
Reverse Test Voltage40 V45 V
Surface MountYESNONOYESYES
TechnologySCHOTTKYBCDMOSSCHOTTKYSCHOTTKYTHIN FILM
Terminal FormFLATTHROUGH-HOLETHROUGH-HOLEGULL WING
Terminal PositionDUALDUALSINGLESINGLE
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIEDNOT SPECIFIED30
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max50 V
Input Voltage-Min15 V
Input Voltage-Nom35 V
JESD-609 Codee3e3e3e3
Number of Functions1
Package Equivalence CodeDIP20,.3
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Switcher ConfigurationBUCK
Switching Frequency-Max200 kHz
Terminal FinishTINMatte Tin (Sn)MATTE TINMATTE TIN OVER NICKEL
Terminal Pitch2.54 mm
## STPS1545CT Alternates Showing resultsImage
## STPS640CB Alternates Showing resultsImage
Pbfree CodeYes
Reach Compliance CodeCompliant
ConstructionRectangular
Mounting FeatureSURFACE MOUNT
Package Height0.55 mm
Package Length3.2 mm
Package Width1.6 mm
Packing MethodTR, Paper, 7 Inch
Rated Power Dissipation (P)0.27 W
Rated Temperature70 °C
Resistance249 Ω
Resistor TypeFIXED RESISTOR
Size Code1206
Temperature Coefficient25 ppm/°C
Terminal ShapeWRAPAROUND
Tolerance0.1%
Working Voltage200 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.

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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.