IXFN40N110P Equivalent & Substitute Parts

Part Overview

The IXFN40N110P is an N-Channel MOSFET manufactured by IXYS, rated for 1100V drain-to-source voltage with 34A continuous drain current at 25°C. This device operates in the HiPerFET™ series and is housed in a SOT-227B chassis mount package. The part is currently active in production with 843 units in stock.

Equivalent and substitute parts are identified when alternative MOSFETs meet the same or superior electrical specifications and maintain compatibility with the intended application circuit topology. Substitution becomes necessary due to supply chain availability, lead time requirements, or design flexibility across manufacturing sources.

Substiute Parts

IXFN40N110P

IXYSIn Stock: 864IXFN40N110P Datasheet

Current PartRFQ

APT10025JVR

Microchip TechnologyIn Stock: 1613APT10025JVR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the IXFN40N110P is determined by the following critical electrical and mechanical parameters:

Voltage Rating Compatibility: The substitute part must support a drain-to-source voltage (Vdss) equal to or greater than 1100V to ensure safe operation in the same circuit topology.

Current Handling: The substitute part must support a continuous drain current (Id) of at least 34A at 25°C to meet load requirements.

On-State Resistance (Rds On): The substitute part must maintain Rds On values that do not exceed the original specification to prevent excessive power dissipation and thermal stress.

Gate Charge and Input Capacitance: These parameters affect switching speed and gate drive requirements. Substitute parts with comparable or lower values maintain circuit performance characteristics.

Thermal and Operating Range: The substitute part must support the operating temperature range of -55°C to 150°C (TJ) to function across the intended environmental conditions.

Package and Mounting: The substitute part must use a chassis mount configuration compatible with SOT-227-4 or miniBLOC footprints to ensure mechanical and thermal interface compatibility.

Compliance and Status: Both the main part and substitute must maintain active product status and comply with RoHS3, REACH, and applicable export classifications.

Parameter Comparison

Engineering Selection Recommendations

Primary Part Selection: The IXFN40N110P remains the primary choice when the 1100V voltage rating is a circuit requirement and IXYS HiPerFET™ series performance characteristics are specified.

Substitute Consideration: The APT10025JVR from Microchip Technology serves as a functional substitute when the application circuit operates at or below 1000V drain-to-source voltage. Both parts maintain identical continuous drain current ratings of 34A and are housed in compatible SOT-227-4 miniBLOC chassis mount packages.

Compliance Alignment: Both parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with identical HTSUS codes (8541.29.0095), ensuring regulatory and export compliance equivalence.

Active Product Status: Both the IXFN40N110P and APT10025JVR maintain active production status, supporting long-term supply chain reliability and design continuity.

Voltage Derating Consideration: The APT10025JVR operates at 1000V maximum, representing a 100V reduction from the IXFN40N110P specification. Circuit designs must confirm that the lower voltage rating does not compromise system safety margins or operating envelope.

Frequently Asked Questions (FAQ)

Q: Can the APT10025JVR directly replace the IXFN40N110P in all applications?

A: Direct substitution is valid only when the circuit operates at or below 1000V drain-to-source voltage. Applications requiring the full 1100V rating of the IXFN40N110P cannot use the APT10025JVR without circuit redesign or voltage derating analysis.

Q: Are the package footprints identical between these two parts?

A: Both parts use SOT-227-4 miniBLOC chassis mount packages. Mechanical and thermal interface compatibility is maintained, allowing direct PCB footprint reuse.

Q: How do the gate charge specifications affect circuit design?

A: The APT10025JVR exhibits a gate charge of 990 nC compared to 310 nC for the IXFN40N110P. Higher gate charge requires increased gate drive current or extended switching time. Gate driver circuits must be evaluated to confirm adequate drive capability.

Q: What is the significance of the Rds On measurement conditions?

A: The IXFN40N110P specifies Rds On at 20A and 10V gate voltage, while the APT10025JVR specifies it at 500mA and 10V gate voltage. These different measurement conditions reflect different device characterization methodologies. Direct numerical comparison requires normalization to identical test conditions.

Q: Do both parts support the same operating temperature range?

A: The provided specifications do not include the operating temperature range for the APT10025JVR. Verification of thermal operating limits is required before substitution in temperature-critical applications.

Q: What inventory considerations apply to these parts?

A: The IXFN40N110P has 843 units in stock, while the APT10025JVR has 1573 units available. Substitute selection may be influenced by supply availability and lead time requirements.