IXFP110N15T2 N-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The IXFP110N15T2 is an N-Channel MOSFET manufactured by IXYS, rated for 150V drain-to-source voltage with 110A continuous drain current at 25°C. This device is part of the HiPerFET™ and TrenchT2™ series and is housed in a TO-220-3 through-hole package. The part is currently active in production with 9186 units in stock.

Equivalent and substitute parts are identified based on matching or compatible electrical and mechanical parameters within the N-Channel MOSFET category. Substitutes are selected when they maintain functional compatibility across critical parameters including drain-to-source voltage rating, continuous drain current capability, on-state resistance, gate charge characteristics, and thermal performance, while maintaining the same through-hole TO-220-3 package configuration.

Key Parameters

Parameter	IXFP110N15T2 Value	Unit
Drain to Source Voltage (Vdss)	150	V
Current - Continuous Drain (Id) @ 25°C	110	A (Tc)
Rds On (Max) @ Id, Vgs	13 mOhm @ 55A, 10V	mOhm
Gate Charge (Qg) (Max) @ Vgs	150	nC @ 10V
Power Dissipation (Max)	480	W (Tc)
Operating Temperature Range	-55 to 175	°C (TJ)
Package / Case	TO-220-3	Through Hole
Vgs (Max)	±20	V

Substitute Part Grouping Explanation

Substitute parts for the IXFP110N15T2 are grouped based on the following critical parameters that determine functional compatibility:

Primary Matching Criteria:

Drain to Source Voltage (Vdss): 150V or higher
Continuous Drain Current (Id): Minimum 75A at 25°C
Package Type: TO-220-3 through-hole configuration
FET Type: N-Channel MOSFET
Technology: Metal Oxide Semiconductor
Operating Temperature Range: -55°C to 175°C or compatible range
RoHS3 Compliance and REACH Unaffected status

Secondary Compatibility Factors:

On-state Resistance (Rds On): Lower or equivalent values ensure thermal performance
Gate Charge (Qg): Lower values reduce switching losses
Power Dissipation capability: Minimum 125W thermal rating
Vgs (Max): ±20V or higher gate voltage tolerance

Substitutes are classified into two categories: direct equivalents with 150V Vdss rating and high-current capability (IRFB4115PBF, IRFB4228PBF, IRFB4321PBF, IPP111N15N3GXKSA1), and compatible alternatives with reduced voltage or current ratings suitable for lower-stress applications (IPP114N12N3GXKSA1, IPP70N12S311AKSA1).

Parameter Comparison

Part Number	Manufacturer	Vdss (V)	Id @ 25°C (A)	Rds On (mOhm)	Qg (nC)	Pd Max (W)	Temp Range (°C)	Package
IXFP110N15T2	IXYS	150	110	13 @ 55A, 10V	150 @ 10V	480	-55 to 175	TO-220-3
IPP111N15N3GXKSA1	Infineon	150	83	11.1 @ 83A, 10V	55 @ 10V	214	-55 to 175	TO-220-3
IRFB4115PBF	Infineon	150	104	11 @ 62A, 10V	120 @ 10V	380	-55 to 175	TO-220-3
IRFB4228PBF	Infineon	150	83	15 @ 33A, 10V	107 @ 10V	330	-40 to 175	TO-220-3
IRFB4321PBF	Infineon	150	85	15 @ 33A, 10V	110 @ 10V	350	-55 to 175	TO-220-3
IPP114N12N3GXKSA1	Infineon	120	75	11.4 @ 75A, 10V	65 @ 10V	136	-55 to 175	TO-220-3
IPP70N12S311AKSA1	Infineon	120	70	11.6 @ 70A, 10V	65 @ 10V	125	-55 to 175	TO-220-3

Engineering Selection Recommendations

Direct Equivalents (150V Rating):

IRFB4115PBF is the closest functional equivalent to the IXFP110N15T2, offering 150V Vdss with 104A continuous drain current, 380W power dissipation, and -55°C to 175°C operating range. This part maintains full voltage compatibility and near-equivalent current handling. Both parts are RoHS3 compliant and REACH unaffected.

IPP111N15N3GXKSA1 provides 150V Vdss with 83A continuous drain current and reduced gate charge (55 nC versus 150 nC), resulting in lower switching losses. This part is suitable for applications where the 110A rating of the IXFP110N15T2 exceeds system requirements.

IRFB4228PBF and IRFB4321PBF maintain 150V Vdss with 83A and 85A continuous drain current respectively. Both are RoHS3 compliant with -55°C to 175°C operating range (IRFB4228PBF operates to -40°C minimum). These parts are suitable for reduced-current applications within the 150V voltage class.

Reduced Voltage Alternatives (120V Rating):

IPP114N12N3GXKSA1 and IPP70N12S311AKSA1 are rated for 120V Vdss with 75A and 70A continuous drain current respectively. These parts are suitable only for applications where the system voltage does not exceed 120V. IPP70N12S311AKSA1 carries AEC-Q101 automotive qualification. Both maintain -55°C to 175°C operating range and RoHS3 compliance.

All substitute parts are active products with current manufacturing status and RoHS3 compliance. Selection should be based on specific application voltage and current requirements.

Frequently Asked Questions (FAQ)

Q: Can IRFB4115PBF directly replace IXFP110N15T2 in all applications?

A: IRFB4115PBF is compatible with IXFP110N15T2 in applications requiring 150V Vdss and up to 104A continuous drain current. Both parts share identical voltage rating, similar on-state resistance characteristics, and equivalent thermal performance (380W versus 480W). The primary difference is gate charge (120 nC versus 150 nC), which affects switching speed. Verify that your application current requirement does not exceed 104A.

Q: What is the difference between the 150V and 120V substitute options?

A: The 150V-rated substitutes (IRFB4115PBF, IRFB4228PBF, IRFB4321PBF, IPP111N15N3GXKSA1) maintain full voltage compatibility with the IXFP110N15T2 and are suitable for any application using the original part. The 120V-rated alternatives (IPP114N12N3GXKSA1, IPP70N12S311AKSA1) are restricted to systems where maximum drain-to-source voltage does not exceed 120V. Use 120V alternatives only when system design confirms voltage constraints.

Q: Why does IPP111N15N3GXKSA1 have lower gate charge than IXFP110N15T2?

A: Gate charge (Qg) is a characteristic of the specific semiconductor design and process technology. IPP111N15N3GXKSA1 exhibits 55 nC gate charge compared to 150 nC for IXFP110N15T2. Lower gate charge reduces switching losses and improves efficiency in high-frequency applications. This is a design advantage and does not indicate reduced capability.

Q: Is the TO-220-3 package identical across all substitute parts?

A: All substitute parts use TO-220-3 through-hole packaging. However, some parts are specified as TO-220AB or PG-TO220-3 variants. These designations refer to minor pin configuration or lead-forming differences. Verify mechanical compatibility with your PCB layout and heatsink mounting before final selection. Pin assignments remain consistent across all N-Channel MOSFET TO-220-3 variants.

Q: Can I use IPP70N12S311AKSA1 in place of IXFP110N15T2?

A: IPP70N12S311AKSA1 is suitable only if your application operates at 120V or lower drain-to-source voltage. This part is not a direct replacement for 150V applications. IPP70N12S311AKSA1 carries AEC-Q101 automotive qualification, making it suitable for automotive-grade applications within the 120V voltage class. Current capability is 70A, which is lower than the IXFP110N15T2 rating of 110A.

Q: What does RoHS3 compliance mean for these parts?

A: RoHS3 compliance indicates that all substitute parts meet Restriction of Hazardous Substances Directive requirements, restricting the use of specific hazardous materials including lead, cadmium, and mercury. All listed parts, including the IXFP110N15T2, are RoHS3 compliant and REACH unaffected, ensuring regulatory compliance for industrial and consumer applications.

Q: How do I select between IRFB4228PBF and IRFB4321PBF?

A: Both parts are 150V-rated with similar specifications. IRFB4228PBF is rated for 83A continuous drain current with 330W power dissipation and operates from -40°C to 175°C. IRFB4321PBF is rated for 85A continuous drain current with 350W power dissipation and operates from -55°C to 175°C. Select IRFB4321PBF for applications requiring extended low-temperature operation below -40°C or slightly higher current capability.

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