SI4490DY-T1-E3Alternatives & Equivalent Parts

About SI4490DY-T1-E3

SI4490DY-T1-E3 is a Integrated Circuit component manufactured by Vishay. 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

ParameterSI4490DY-T1-E3SourceLT3748IMS10SVP4R7M
ManufacturerVishayAnalog DevicesPanasonic
Package TypeOtherOtherOther
Pin Count8122
Temperature Range-55.0°C ~ 150.0°C—-55.0°C ~ 105.0°C
Price$1.1017—$0.3844
StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVENOT RECOMMENDED
Electrical Parameters
Factory Lead Time13 Weeks—26 Weeks
YTEOL6—3
ConfigurationSINGLE WITH BUILT-IN DIODE——
DS Breakdown Voltage-Min200 V——
Drain Current-Max (ID)2.85 A——
Drain-source On Resistance-Max0.09 Ω——
FET TechnologyTRENCH MOSFET——
JESD-30 CodeR-PDSO-G8——
JESD-609 Codee3——
Number of Elements1——
Operating ModeENHANCEMENT MODE——
Package Body MaterialPLASTIC/EPOXY——
Package ShapeRECTANGULAR—CYLINDRICAL PACKAGE
Package StyleSMALL OUTLINE—SMT
Peak Reflow Temperature (Cel)260——
Polarity/Channel TypeN-CHANNEL——
Power Dissipation-Max (Abs)1.56 W——
Pulsed Drain Current-Max (IDM)40 A——
Qualification StatusNot Qualified——
Reference StandardIEC-61249-2-21——
Surface MountYES—YES
Terminal FinishMatte Tin (Sn) - annealed——
Terminal FormGULL WING——
Terminal PositionDUAL——
Time@Peak Reflow Temperature-Max (s)30——
Transistor Element MaterialSILICON——
Turn-off Time-Max (toff)85 ns——
Turn-on Time-Max (ton)50 ns——
Reach Compliance Code——Compliant
Additional Feature——ESR IS MEASURED AT 100KHZ TO 300KHZ
Capacitance——4.7 µF
Capacitor Type——ALUMINUM ELECTROLYTIC CAPACITOR
Diameter——4 mm
Dielectric Material——ALUMINUM (SOLID POLYMER)
ESR——240 mΩ
Height——5.4 mm
Leakage Current——0.0235 mA
Mounting Feature——SURFACE MOUNT
Negative Tolerance——20%
Packing Method——TR, EMBOSSED, 15 INCH
Polarity——POLARIZED
Positive Tolerance——20%
Rated (DC) Voltage (URdc)——10 V
Ripple Current——33.5 mA
Size Code——1717
Tan Delta——0.08
Terminal Shape——FLAT

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 2 alternatives for SI4490DY-T1-E3 — response within 24 hours.

Quick Links

LT3748IMS

suggested

10SVP4R7M

suggested

Why Look for Alternatives?

Finding alternatives for SI4490DY-T1-E3 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 SI4490DY-T1-E3 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 SI4490DY-T1-E3?

Known equivalents for SI4490DY-T1-E3 include LT3748IMS, 10SVP4R7M. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SI4490DY-T1-E3?

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 SI4490DY-T1-E3 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.