STB140NF55T4Alternatives & Equivalent Parts

About STB140NF55T4

STB140NF55T4 is a MOSFET (N-Channel) 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

ParameterSTB140NF55T4SourceSTB85NF55LT4STB85NF55T4DMN6040SK3-13IPB65R045C7STB200NF03T4STD70NS04ZL
ManufacturerSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsDiodes Inc.InfineonSTMicroelectronicsSTMicroelectronics
Package TypeOtherOtherSurface Mount D2PAK (TO-263)OtherOtherOtherOther
Pin Count4443433
Temperature Range~ 175.0°C~ 175.0°C~ 175.0°C~ 150.0°C-55.0°C ~ 150.0°C~ 175.0°C-55.0°C ~ 175.0°C
Price$0.8203$1.0979$0.8910$0.1463$5.9280$1.1239$0.5529
StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Factory Lead Time13 Weeks13 Weeks13 Weeks12 Weeks13 Weeks13 Weeks
YTEOL5.65.65.6575.35
Avalanche Energy Rating (Eas)1.3 mJ980 mJ980 mJ249 mJ1450 mJ650 mJ
Case ConnectionDRAINDRAINDRAINDRAINDRAINDRAIN
ConfigurationSINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODESINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min55 V55 V55 V60 V650 V30 V33 V
Drain Current-Max (ID)80 A80 A80 A20 A46 A120 A70 A
Drain-source On Resistance-Max0.008 Ω0.01 Ω0.008 Ω0.04 Ω0.045 Ω0.0036 Ω0.0125 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTORMETAL-OXIDE SEMICONDUCTOR
JEDEC-95 CodeTO-263ABTO-263ABTO-263ABTO-252TO-263ABTO-252
JESD-30 CodeR-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2R-PSSO-G2
JESD-609 Codee3e3e3e3e3e3e3
Number of Elements1111111
Operating ModeENHANCEMENT MODEENHANCEMENT MODEENHANCEMENT MODEENHANCEMENT MODEENHANCEMENT MODEENHANCEMENT MODEENHANCEMENT MODE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)245245245260NOT SPECIFIED260
Polarity/Channel TypeN-CHANNELN-CHANNELN-CHANNELN-CHANNELN-CHANNELN-CHANNELN-CHANNEL
Power Dissipation-Max (Abs)300 W300 W300 W42 W300 W110 W
Pulsed Drain Current-Max (IDM)320 A320 A320 A30 A212 A480 A280 A
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Surface MountYESYESYESYESYESYESYES
Terminal FinishMatte Tin (Sn) - annealedMatte Tin (Sn) - annealedMatte Tin (Sn)Matte Tin (Sn)Tin (Sn)Matte Tin (Sn)Matte Tin (Sn) - annealed
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal PositionSINGLESINGLESINGLESINGLESINGLESINGLESINGLE
Time@Peak Reflow Temperature-Max (s)303030NOT SPECIFIED30
Transistor ApplicationSWITCHINGSWITCHINGSWITCHINGSWITCHINGSWITCHINGSWITCHINGSWITCHING
Transistor Element MaterialSILICONSILICONSILICONSILICONSILICONSILICONSILICON
## STB140NF55T4 Alternates Showing resultsImage
Additional FeatureLOGIC LEVEL COMPATIBLEHIGH RELIABILITYHIGH RELIABILITYAVALANCHE RATEDAVALANCHE RATED
Reference StandardAEC-Q101
Pbfree CodeNo
Feedback Cap-Max (Crss)220 pF

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 6 alternatives for STB140NF55T4 — response within 24 hours.

Quick Links

STB85NF55LT4by STMicroelectronics

Power Field-Effect Transistor, 80A I(D), 55V, 0.01ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-263AB

STB85NF55T4by STMicroelectronics

Power Field-Effect Transistor, 80A I(D), 55V, 0.008ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-263AB

Why Look for Alternatives?

Finding alternatives for STB140NF55T4 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 STB140NF55T4 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 STB140NF55T4?

Known equivalents for STB140NF55T4 include STB85NF55LT4, STB85NF55T4, DMN6040SK3-13. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of STB140NF55T4?

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 STB140NF55T4 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.