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Alternative part analysis

STP17NK40ZFP replacements, alternatives, and cross reference

Compare mapped replacement and alternative options for STP17NK40ZFP, then verify package, specifications, and application fit before approval.

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Specification view

Parameter Comparison Chart

A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.

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Parameter Comparison Chart
Current part
STP17NK40ZFP

STMicroelectronics

Part NumberSTP17NK40ZFP
ManufacturerSTMicroelectronics
CategoryDiscrete Semiconductor Products
SubcategoryTransistors - FETs, MOSFETs - Single
PackageTO-
SeriesSuperMESH™
Key Attributes-
DescriptionMOSFET N-CH 400V 15A TO-220FP
Lifecycle-
Stock46,507
Available72,840
Min Order1
DatasheetAvailable
JESD-609 Codee3
RoHS StatusROHS3 Compliant
REACH SVHCNo SVHC
HTSUS8541.29.0095
ECCN CodeEAR99
Moisture Sensitivity Level (MSL)Not Applicable
Part StatusActive
Mounting TypeThrough Hole
REACH StatusREACH Unaffected
ECCNEAR99
PackagingTube
Factory Lead Time12 Weeks
Lifecycle StatusACTIVE (Last Updated: 7 months ago)
Element ConfigurationSingle
ManufacturerSTMicroelectronics
Operating ModeENHANCEMENT MODE
SubcategoryFET General Purpose Power
TechnologyMOSFET (Metal Oxide)
FET TypeN-Channel
Sub-CategoriesTransistors - FETs, MOSFETs - Single
CategoriesDiscrete Semiconductor Products
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Height16.4mm
Operating Temperature-55°C~150°C TJ
Vgs (Max)±30V
Contact PlatingTin
Radiation HardeningNo
Length10.4mm
MountThrough Hole
Number of Pins3
Pin Count3
Number of Terminations3
Drive Voltage (Max Rds On,Min Rds On)10V
Fall Time (Typ)13 ns
Case ConnectionISOLATED
Gate to Source Voltage (Vgs)30V
Pulsed Drain Current-Max (IDM)60A
SeriesSuperMESH™
Threshold Voltage3.75V
Gate Charge (Qg) (Max) @ Vgs65nC @ 10V
Package / CaseTO-220-3 Full Pack
Continuous Drain Current (ID)15A
Vgs(th) (Max) @ Id4.5V @ 100μA
Input Capacitance (Ciss) (Max) @ Vds1900pF @ 25V
Power Dissipation35W
Power Dissipation-Max35W Tc
Current - Continuous Drain (Id) @ 25°C15A Tc
Width4.6mm
Avalanche Energy Rating (Eas)450 mJ
Drain to Source Breakdown Voltage400V
Drain-source On Resistance-Max0.25Ohm
Rds On (Max) @ Id, Vgs250m Ω @ 7.5A, 10V
Manufacturer's Part No.STP17NK40ZFP
Base Part NumberSTP17N
Number of Elements1
Turn On Delay Time25 ns
Turn-Off Delay Time55 ns
Rise Time23ns
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Cross-reference FAQ

Replacement Part Questions

Short answers for teams reviewing STP17NK40ZFP replacement and equivalent-part options.

What is a cross-reference page for STP17NK40ZFP?

This page groups mapped replacement options for STP17NK40ZFP so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.

Does a mapped alternative mean a guaranteed drop-in replacement for STP17NK40ZFP?

Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.

Which parameters should teams compare first for STP17NK40ZFP alternatives?

Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.

Can I request a quote for an alternative to STP17NK40ZFP?

Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.

Is STP17NK40ZFP obsolete, and what replacement should buyers review first?

Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.

Engineering support

Need help validating the replacement path?

If your team is unsure whether a mapped alternative to STP17NK40ZFP from STMicroelectronics is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.

Contact a hardware engineer

Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.

Package and pin compatibility

Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.

Parameter and function gaps

Surface the electrical, interface, or application-fit questions that still need confirmation before approval.

Qualification and approval prep

Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.